diff --git a/.github/workflows/unittest.yml b/.github/workflows/unittest.yml
index cf2156fc8d6f..f6974f0ccbcb 100644
--- a/.github/workflows/unittest.yml
+++ b/.github/workflows/unittest.yml
@@ -43,7 +43,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python: ['3.10']
+        python: ['3.11']
     steps:
     - name: Checkout
       uses: actions/checkout@v3
diff --git a/ci/run_single_test.sh b/ci/run_single_test.sh
index 4564233a6899..dbae6ee5ee6a 100755
--- a/ci/run_single_test.sh
+++ b/ci/run_single_test.sh
@@ -57,7 +57,7 @@ case ${TEST_TYPE} in
         retval=$?
         ;;
     prerelease)
-        nox -s prerelease_deps-3.10
+        nox -s prerelease_deps-3.11
         retval=$?
         ;;
     unit)
diff --git a/packages/google-apps-script-type/CONTRIBUTING.rst b/packages/google-apps-script-type/CONTRIBUTING.rst
index 03f6990223bd..78b7f269205d 100644
--- a/packages/google-apps-script-type/CONTRIBUTING.rst
+++ b/packages/google-apps-script-type/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.10 -- -k <name of test>
+    $ nox -s unit-3.11 -- -k <name of test>
 
 
   .. note::
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.8`_
 -  `Python 3.9`_
 -  `Python 3.10`_
+-  `Python 3.11`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
+.. _Python 3.11: https://docs.python.org/3.11/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
diff --git a/packages/google-apps-script-type/noxfile.py b/packages/google-apps-script-type/noxfile.py
index 11c5d2cdc0b4..fcacc5d528dd 100644
--- a/packages/google-apps-script-type/noxfile.py
+++ b/packages/google-apps-script-type/noxfile.py
@@ -32,7 +32,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.9"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -337,7 +337,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.10")
+@nox.session(python="3.11")
 def prerelease_deps(session):
     """Run all tests with prerelease versions of dependencies installed."""
 
diff --git a/packages/google-apps-script-type/setup.py b/packages/google-apps-script-type/setup.py
index 2981e085e9f2..d0fe87c9e48f 100644
--- a/packages/google-apps-script-type/setup.py
+++ b/packages/google-apps-script-type/setup.py
@@ -38,9 +38,10 @@
 dependencies = [
     "google-api-core[grpc] >= 1.34.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*,!=2.8.*,!=2.9.*,!=2.10.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
+    "proto-plus >= 1.22.2, <2.0.0dev; python_version>='3.11'",
     "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
 ]
-url = "https://github.com/googleapis/python-apps-script-type"
+url = "https://github.com/googleapis/google-cloud-python"
 
 package_root = os.path.abspath(os.path.dirname(__file__))
 
@@ -77,6 +78,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],
diff --git a/packages/google-apps-script-type/testing/constraints-3.12.txt b/packages/google-apps-script-type/testing/constraints-3.12.txt
new file mode 100644
index 000000000000..ed7f9aed2559
--- /dev/null
+++ b/packages/google-apps-script-type/testing/constraints-3.12.txt
@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+# This constraints file is required for unit tests.
+# List all library dependencies and extras in this file.
+google-api-core
+proto-plus
+protobuf
diff --git a/packages/google-cloud-contentwarehouse/CONTRIBUTING.rst b/packages/google-cloud-contentwarehouse/CONTRIBUTING.rst
index ef872c27d5e4..28d101fc9cf8 100644
--- a/packages/google-cloud-contentwarehouse/CONTRIBUTING.rst
+++ b/packages/google-cloud-contentwarehouse/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.10 -- -k <name of test>
+    $ nox -s unit-3.11 -- -k <name of test>
 
 
   .. note::
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.8`_
 -  `Python 3.9`_
 -  `Python 3.10`_
+-  `Python 3.11`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
+.. _Python 3.11: https://docs.python.org/3.11/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_link_service/async_client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_link_service/async_client.py
index 2d2f4ef40115..865f25eb9262 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_link_service/async_client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_link_service/async_client.py
@@ -144,7 +144,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_link_service/client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_link_service/client.py
index 362574e34494..567bce76a18f 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_link_service/client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_link_service/client.py
@@ -320,7 +320,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_schema_service/async_client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_schema_service/async_client.py
index f12523eab581..9dd98660ebe8 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_schema_service/async_client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_schema_service/async_client.py
@@ -149,7 +149,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_schema_service/client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_schema_service/client.py
index 3abe6b6826f5..590c6723d831 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_schema_service/client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_schema_service/client.py
@@ -314,7 +314,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_service/async_client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_service/async_client.py
index 0db2133db789..2431d603beef 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_service/async_client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_service/async_client.py
@@ -150,7 +150,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_service/client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_service/client.py
index 844727db6ae6..bac8b42784bc 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_service/client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/document_service/client.py
@@ -339,7 +339,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/rule_set_service/async_client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/rule_set_service/async_client.py
index 5a5a89d4e8d9..f04e7b1a7135 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/rule_set_service/async_client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/rule_set_service/async_client.py
@@ -140,7 +140,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/rule_set_service/client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/rule_set_service/client.py
index 6ec32ae774fd..17196591d511 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/rule_set_service/client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/rule_set_service/client.py
@@ -331,7 +331,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/synonym_set_service/async_client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/synonym_set_service/async_client.py
index 64811444d911..371322061ace 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/synonym_set_service/async_client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/synonym_set_service/async_client.py
@@ -143,7 +143,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/synonym_set_service/client.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/synonym_set_service/client.py
index cd215be932a3..2ecb4a8ea999 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/synonym_set_service/client.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/services/synonym_set_service/client.py
@@ -312,7 +312,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/types/common.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/types/common.py
index 804ac6c666e8..2a47910624b9 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/types/common.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/types/common.py
@@ -151,6 +151,8 @@ class UpdateOptions(proto.Message):
 class MergeFieldsOptions(proto.Message):
     r"""Options for merging updated fields.
 
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         replace_message_fields (bool):
             When merging message fields, the default
diff --git a/packages/google-cloud-contentwarehouse/noxfile.py b/packages/google-cloud-contentwarehouse/noxfile.py
index 11c5d2cdc0b4..fcacc5d528dd 100644
--- a/packages/google-cloud-contentwarehouse/noxfile.py
+++ b/packages/google-cloud-contentwarehouse/noxfile.py
@@ -32,7 +32,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.9"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -337,7 +337,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.10")
+@nox.session(python="3.11")
 def prerelease_deps(session):
     """Run all tests with prerelease versions of dependencies installed."""
 
diff --git a/packages/google-cloud-contentwarehouse/samples/generated_samples/snippet_metadata_google.cloud.contentwarehouse.v1.json b/packages/google-cloud-contentwarehouse/samples/generated_samples/snippet_metadata_google.cloud.contentwarehouse.v1.json
index f87b1698ea5d..efb21722aaf7 100644
--- a/packages/google-cloud-contentwarehouse/samples/generated_samples/snippet_metadata_google.cloud.contentwarehouse.v1.json
+++ b/packages/google-cloud-contentwarehouse/samples/generated_samples/snippet_metadata_google.cloud.contentwarehouse.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-contentwarehouse",
-    "version": "0.2.1"
+    "version": "0.1.0"
   },
   "snippets": [
     {
diff --git a/packages/google-cloud-contentwarehouse/setup.py b/packages/google-cloud-contentwarehouse/setup.py
index fc0153253171..27ff3e6b0f80 100644
--- a/packages/google-cloud-contentwarehouse/setup.py
+++ b/packages/google-cloud-contentwarehouse/setup.py
@@ -40,11 +40,12 @@
 dependencies = [
     "google-api-core[grpc] >= 1.34.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*,!=2.8.*,!=2.9.*,!=2.10.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
+    "proto-plus >= 1.22.2, <2.0.0dev; python_version>='3.11'",
     "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
     "grpc-google-iam-v1 >= 0.12.4, < 1.0.0dev",
     "google-cloud-documentai >= 1.2.1, < 3.0.0dev",
 ]
-url = "https://github.com/googleapis/python-contentwarehouse"
+url = "https://github.com/googleapis/google-cloud-python"
 
 package_root = os.path.abspath(os.path.dirname(__file__))
 
@@ -81,6 +82,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],
diff --git a/packages/google-cloud-contentwarehouse/testing/constraints-3.12.txt b/packages/google-cloud-contentwarehouse/testing/constraints-3.12.txt
new file mode 100644
index 000000000000..068438ef4e0a
--- /dev/null
+++ b/packages/google-cloud-contentwarehouse/testing/constraints-3.12.txt
@@ -0,0 +1,8 @@
+# -*- coding: utf-8 -*-
+# This constraints file is required for unit tests.
+# List all library dependencies and extras in this file.
+google-api-core
+proto-plus
+protobuf
+grpc-google-iam-v1
+google-cloud-documentai
diff --git a/packages/google-cloud-discoveryengine/CONTRIBUTING.rst b/packages/google-cloud-discoveryengine/CONTRIBUTING.rst
index 12a3011f8eea..ed93ea34d207 100644
--- a/packages/google-cloud-discoveryengine/CONTRIBUTING.rst
+++ b/packages/google-cloud-discoveryengine/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.10 -- -k <name of test>
+    $ nox -s unit-3.11 -- -k <name of test>
 
 
   .. note::
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.8`_
 -  `Python 3.9`_
 -  `Python 3.10`_
+-  `Python 3.11`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
+.. _Python 3.11: https://docs.python.org/3.11/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
diff --git a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/document_service/async_client.py b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/document_service/async_client.py
index fb9bda4d8bd2..22e519034ab4 100644
--- a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/document_service/async_client.py
+++ b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/document_service/async_client.py
@@ -146,7 +146,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/document_service/client.py b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/document_service/client.py
index 2743f9e864c6..b00684ba3372 100644
--- a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/document_service/client.py
+++ b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/document_service/client.py
@@ -330,7 +330,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/recommendation_service/async_client.py b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/recommendation_service/async_client.py
index d0fcf32b65f8..428ff9b17842 100644
--- a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/recommendation_service/async_client.py
+++ b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/recommendation_service/async_client.py
@@ -141,7 +141,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/recommendation_service/client.py b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/recommendation_service/client.py
index 9521ce18b7b8..b197b691a5bc 100644
--- a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/recommendation_service/client.py
+++ b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/recommendation_service/client.py
@@ -321,7 +321,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/user_event_service/async_client.py b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/user_event_service/async_client.py
index 621b6cc10fa9..1e295c45d63c 100644
--- a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/user_event_service/async_client.py
+++ b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/user_event_service/async_client.py
@@ -149,7 +149,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/user_event_service/client.py b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/user_event_service/client.py
index 3aab4ebb54dc..c1203e2fbecb 100644
--- a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/user_event_service/client.py
+++ b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/services/user_event_service/client.py
@@ -331,7 +331,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/types/user_event.py b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/types/user_event.py
index 9ae2d367c63f..dff9ece680f5 100644
--- a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/types/user_event.py
+++ b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/types/user_event.py
@@ -400,6 +400,8 @@ class PageInfo(proto.Message):
 class SearchInfo(proto.Message):
     r"""Detailed search information.
 
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         search_query (str):
             The user's search query.
@@ -491,6 +493,8 @@ class CompletionInfo(proto.Message):
 class TransactionInfo(proto.Message):
     r"""A transaction represents the entire purchase transaction.
 
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         value (float):
             Required. Total non-zero value associated
@@ -645,6 +649,8 @@ class DocumentInfo(proto.Message):
 class PanelInfo(proto.Message):
     r"""Detailed panel information associated with a user event.
 
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         panel_id (str):
             Required. The panel ID.
@@ -689,6 +695,8 @@ class PanelInfo(proto.Message):
 class MediaInfo(proto.Message):
     r"""Media-specific user event information.
 
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         media_progress_duration (google.protobuf.duration_pb2.Duration):
             The media progress time in seconds, if applicable. For
diff --git a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/types/user_event_service.py b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/types/user_event_service.py
index 343b1a6a76f3..c3cb92c39a65 100644
--- a/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/types/user_event_service.py
+++ b/packages/google-cloud-discoveryengine/google/cloud/discoveryengine_v1beta/types/user_event_service.py
@@ -31,6 +31,8 @@
 class WriteUserEventRequest(proto.Message):
     r"""Request message for WriteUserEvent method.
 
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         parent (str):
             Required. The parent DataStore resource name, such as
@@ -56,6 +58,8 @@ class WriteUserEventRequest(proto.Message):
 class CollectUserEventRequest(proto.Message):
     r"""Request message for CollectUserEvent method.
 
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         parent (str):
             Required. The parent DataStore resource name, such as
diff --git a/packages/google-cloud-discoveryengine/noxfile.py b/packages/google-cloud-discoveryengine/noxfile.py
index 11c5d2cdc0b4..fcacc5d528dd 100644
--- a/packages/google-cloud-discoveryengine/noxfile.py
+++ b/packages/google-cloud-discoveryengine/noxfile.py
@@ -32,7 +32,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.9"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -337,7 +337,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.10")
+@nox.session(python="3.11")
 def prerelease_deps(session):
     """Run all tests with prerelease versions of dependencies installed."""
 
diff --git a/packages/google-cloud-discoveryengine/setup.py b/packages/google-cloud-discoveryengine/setup.py
index 115f1fdbdace..3644c516b955 100644
--- a/packages/google-cloud-discoveryengine/setup.py
+++ b/packages/google-cloud-discoveryengine/setup.py
@@ -40,9 +40,10 @@
 dependencies = [
     "google-api-core[grpc] >= 1.34.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*,!=2.8.*,!=2.9.*,!=2.10.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
+    "proto-plus >= 1.22.2, <2.0.0dev; python_version>='3.11'",
     "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
 ]
-url = "https://github.com/googleapis/python-discoveryengine"
+url = "https://github.com/googleapis/google-cloud-python"
 
 package_root = os.path.abspath(os.path.dirname(__file__))
 
@@ -79,6 +80,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],
diff --git a/packages/google-cloud-discoveryengine/testing/constraints-3.12.txt b/packages/google-cloud-discoveryengine/testing/constraints-3.12.txt
new file mode 100644
index 000000000000..ed7f9aed2559
--- /dev/null
+++ b/packages/google-cloud-discoveryengine/testing/constraints-3.12.txt
@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+# This constraints file is required for unit tests.
+# List all library dependencies and extras in this file.
+google-api-core
+proto-plus
+protobuf
diff --git a/packages/google-cloud-enterpriseknowledgegraph/CONTRIBUTING.rst b/packages/google-cloud-enterpriseknowledgegraph/CONTRIBUTING.rst
index 21dcd40d0a5f..f507957b0887 100644
--- a/packages/google-cloud-enterpriseknowledgegraph/CONTRIBUTING.rst
+++ b/packages/google-cloud-enterpriseknowledgegraph/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.10 -- -k <name of test>
+    $ nox -s unit-3.11 -- -k <name of test>
 
 
   .. note::
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.8`_
 -  `Python 3.9`_
 -  `Python 3.10`_
+-  `Python 3.11`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
+.. _Python 3.11: https://docs.python.org/3.11/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
diff --git a/packages/google-cloud-enterpriseknowledgegraph/google/cloud/enterpriseknowledgegraph_v1/services/enterprise_knowledge_graph_service/async_client.py b/packages/google-cloud-enterpriseknowledgegraph/google/cloud/enterpriseknowledgegraph_v1/services/enterprise_knowledge_graph_service/async_client.py
index ceeb9dc68fda..8b88596abe96 100644
--- a/packages/google-cloud-enterpriseknowledgegraph/google/cloud/enterpriseknowledgegraph_v1/services/enterprise_knowledge_graph_service/async_client.py
+++ b/packages/google-cloud-enterpriseknowledgegraph/google/cloud/enterpriseknowledgegraph_v1/services/enterprise_knowledge_graph_service/async_client.py
@@ -174,7 +174,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-enterpriseknowledgegraph/google/cloud/enterpriseknowledgegraph_v1/services/enterprise_knowledge_graph_service/client.py b/packages/google-cloud-enterpriseknowledgegraph/google/cloud/enterpriseknowledgegraph_v1/services/enterprise_knowledge_graph_service/client.py
index ccde37b499ea..ca7d68157ed8 100644
--- a/packages/google-cloud-enterpriseknowledgegraph/google/cloud/enterpriseknowledgegraph_v1/services/enterprise_knowledge_graph_service/client.py
+++ b/packages/google-cloud-enterpriseknowledgegraph/google/cloud/enterpriseknowledgegraph_v1/services/enterprise_knowledge_graph_service/client.py
@@ -389,7 +389,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-enterpriseknowledgegraph/noxfile.py b/packages/google-cloud-enterpriseknowledgegraph/noxfile.py
index 11c5d2cdc0b4..fcacc5d528dd 100644
--- a/packages/google-cloud-enterpriseknowledgegraph/noxfile.py
+++ b/packages/google-cloud-enterpriseknowledgegraph/noxfile.py
@@ -32,7 +32,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.9"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -337,7 +337,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.10")
+@nox.session(python="3.11")
 def prerelease_deps(session):
     """Run all tests with prerelease versions of dependencies installed."""
 
diff --git a/packages/google-cloud-enterpriseknowledgegraph/setup.py b/packages/google-cloud-enterpriseknowledgegraph/setup.py
index e13c71df2ea3..246f50157e2f 100644
--- a/packages/google-cloud-enterpriseknowledgegraph/setup.py
+++ b/packages/google-cloud-enterpriseknowledgegraph/setup.py
@@ -40,9 +40,10 @@
 dependencies = [
     "google-api-core[grpc] >= 1.34.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*,!=2.8.*,!=2.9.*,!=2.10.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
+    "proto-plus >= 1.22.2, <2.0.0dev; python_version>='3.11'",
     "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
 ]
-url = "https://github.com/googleapis/python-enterpriseknowledgegraph"
+url = "https://github.com/googleapis/google-cloud-python"
 
 package_root = os.path.abspath(os.path.dirname(__file__))
 
@@ -79,6 +80,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],
diff --git a/packages/google-cloud-enterpriseknowledgegraph/testing/constraints-3.12.txt b/packages/google-cloud-enterpriseknowledgegraph/testing/constraints-3.12.txt
new file mode 100644
index 000000000000..ed7f9aed2559
--- /dev/null
+++ b/packages/google-cloud-enterpriseknowledgegraph/testing/constraints-3.12.txt
@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+# This constraints file is required for unit tests.
+# List all library dependencies and extras in this file.
+google-api-core
+proto-plus
+protobuf
diff --git a/packages/google-cloud-vmwareengine/CONTRIBUTING.rst b/packages/google-cloud-vmwareengine/CONTRIBUTING.rst
index 1e8423a3aac8..e8bddbfd3675 100644
--- a/packages/google-cloud-vmwareengine/CONTRIBUTING.rst
+++ b/packages/google-cloud-vmwareengine/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.10 -- -k <name of test>
+    $ nox -s unit-3.11 -- -k <name of test>
 
 
   .. note::
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.8`_
 -  `Python 3.9`_
 -  `Python 3.10`_
+-  `Python 3.11`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
+.. _Python 3.11: https://docs.python.org/3.11/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
diff --git a/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/services/vmware_engine/async_client.py b/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/services/vmware_engine/async_client.py
index 51421f2afa3b..57ea292b0ea3 100644
--- a/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/services/vmware_engine/async_client.py
+++ b/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/services/vmware_engine/async_client.py
@@ -162,7 +162,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/services/vmware_engine/client.py b/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/services/vmware_engine/client.py
index c96ff9e8ce97..874d6fcac084 100644
--- a/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/services/vmware_engine/client.py
+++ b/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/services/vmware_engine/client.py
@@ -457,7 +457,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/types/vmwareengine.py b/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/types/vmwareengine.py
index b753c24aad0d..94acb66d98ee 100644
--- a/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/types/vmwareengine.py
+++ b/packages/google-cloud-vmwareengine/google/cloud/vmwareengine_v1/types/vmwareengine.py
@@ -559,6 +559,7 @@ class DeletePrivateCloudRequest(proto.Message):
     r"""Request message for
     [VmwareEngine.DeletePrivateCloud][google.cloud.vmwareengine.v1.VmwareEngine.DeletePrivateCloud]
 
+
     .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
 
     Attributes:
diff --git a/packages/google-cloud-vmwareengine/noxfile.py b/packages/google-cloud-vmwareengine/noxfile.py
index 11c5d2cdc0b4..fcacc5d528dd 100644
--- a/packages/google-cloud-vmwareengine/noxfile.py
+++ b/packages/google-cloud-vmwareengine/noxfile.py
@@ -32,7 +32,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.9"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -337,7 +337,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.10")
+@nox.session(python="3.11")
 def prerelease_deps(session):
     """Run all tests with prerelease versions of dependencies installed."""
 
diff --git a/packages/google-cloud-vmwareengine/setup.py b/packages/google-cloud-vmwareengine/setup.py
index 044024926949..c56f945af166 100644
--- a/packages/google-cloud-vmwareengine/setup.py
+++ b/packages/google-cloud-vmwareengine/setup.py
@@ -40,10 +40,11 @@
 dependencies = [
     "google-api-core[grpc] >= 1.34.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*,!=2.8.*,!=2.9.*,!=2.10.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
+    "proto-plus >= 1.22.2, <2.0.0dev; python_version>='3.11'",
     "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
     "grpc-google-iam-v1 >= 0.12.4, < 1.0.0dev",
 ]
-url = "https://github.com/googleapis/python-vmwareengine"
+url = "https://github.com/googleapis/google-cloud-python"
 
 package_root = os.path.abspath(os.path.dirname(__file__))
 
@@ -80,6 +81,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],
diff --git a/packages/google-cloud-vmwareengine/testing/constraints-3.12.txt b/packages/google-cloud-vmwareengine/testing/constraints-3.12.txt
new file mode 100644
index 000000000000..ad3f0fa58e2d
--- /dev/null
+++ b/packages/google-cloud-vmwareengine/testing/constraints-3.12.txt
@@ -0,0 +1,7 @@
+# -*- coding: utf-8 -*-
+# This constraints file is required for unit tests.
+# List all library dependencies and extras in this file.
+google-api-core
+proto-plus
+protobuf
+grpc-google-iam-v1
diff --git a/packages/google-geo-type/CONTRIBUTING.rst b/packages/google-geo-type/CONTRIBUTING.rst
index 7050edb0b8a1..95adb6dde2fe 100644
--- a/packages/google-geo-type/CONTRIBUTING.rst
+++ b/packages/google-geo-type/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.10 -- -k <name of test>
+    $ nox -s unit-3.11 -- -k <name of test>
 
 
   .. note::
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.8`_
 -  `Python 3.9`_
 -  `Python 3.10`_
+-  `Python 3.11`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
+.. _Python 3.11: https://docs.python.org/3.11/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
diff --git a/packages/google-geo-type/noxfile.py b/packages/google-geo-type/noxfile.py
index 11c5d2cdc0b4..fcacc5d528dd 100644
--- a/packages/google-geo-type/noxfile.py
+++ b/packages/google-geo-type/noxfile.py
@@ -32,7 +32,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.9"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -337,7 +337,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.10")
+@nox.session(python="3.11")
 def prerelease_deps(session):
     """Run all tests with prerelease versions of dependencies installed."""
 
diff --git a/packages/google-geo-type/setup.py b/packages/google-geo-type/setup.py
index aceed6d427d0..a4cfac967ac9 100644
--- a/packages/google-geo-type/setup.py
+++ b/packages/google-geo-type/setup.py
@@ -38,9 +38,10 @@
 dependencies = [
     "google-api-core[grpc] >= 1.34.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*,!=2.8.*,!=2.9.*,!=2.10.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
+    "proto-plus >= 1.22.2, <2.0.0dev; python_version>='3.11'",
     "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
 ]
-url = "https://github.com/googleapis/python-geo-type"
+url = "https://github.com/googleapis/google-cloud-python"
 
 package_root = os.path.abspath(os.path.dirname(__file__))
 
@@ -77,6 +78,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],
diff --git a/packages/google-geo-type/testing/constraints-3.12.txt b/packages/google-geo-type/testing/constraints-3.12.txt
new file mode 100644
index 000000000000..ed7f9aed2559
--- /dev/null
+++ b/packages/google-geo-type/testing/constraints-3.12.txt
@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+# This constraints file is required for unit tests.
+# List all library dependencies and extras in this file.
+google-api-core
+proto-plus
+protobuf
diff --git a/packages/google-maps-addressvalidation/CONTRIBUTING.rst b/packages/google-maps-addressvalidation/CONTRIBUTING.rst
index 33daa88f77ae..728cbd052a5d 100644
--- a/packages/google-maps-addressvalidation/CONTRIBUTING.rst
+++ b/packages/google-maps-addressvalidation/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.10 -- -k <name of test>
+    $ nox -s unit-3.11 -- -k <name of test>
 
 
   .. note::
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.8`_
 -  `Python 3.9`_
 -  `Python 3.10`_
+-  `Python 3.11`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
+.. _Python 3.11: https://docs.python.org/3.11/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
diff --git a/packages/google-maps-addressvalidation/google/maps/addressvalidation_v1/services/address_validation/async_client.py b/packages/google-maps-addressvalidation/google/maps/addressvalidation_v1/services/address_validation/async_client.py
index 795d8469946d..eb06a780bee9 100644
--- a/packages/google-maps-addressvalidation/google/maps/addressvalidation_v1/services/address_validation/async_client.py
+++ b/packages/google-maps-addressvalidation/google/maps/addressvalidation_v1/services/address_validation/async_client.py
@@ -131,7 +131,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-maps-addressvalidation/google/maps/addressvalidation_v1/services/address_validation/client.py b/packages/google-maps-addressvalidation/google/maps/addressvalidation_v1/services/address_validation/client.py
index 725f3c920016..18b5d5ade807 100644
--- a/packages/google-maps-addressvalidation/google/maps/addressvalidation_v1/services/address_validation/client.py
+++ b/packages/google-maps-addressvalidation/google/maps/addressvalidation_v1/services/address_validation/client.py
@@ -267,7 +267,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-maps-addressvalidation/noxfile.py b/packages/google-maps-addressvalidation/noxfile.py
index 11c5d2cdc0b4..fcacc5d528dd 100644
--- a/packages/google-maps-addressvalidation/noxfile.py
+++ b/packages/google-maps-addressvalidation/noxfile.py
@@ -32,7 +32,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.9"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -337,7 +337,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.10")
+@nox.session(python="3.11")
 def prerelease_deps(session):
     """Run all tests with prerelease versions of dependencies installed."""
 
diff --git a/packages/google-maps-addressvalidation/samples/generated_samples/snippet_metadata_google.maps.addressvalidation.v1.json b/packages/google-maps-addressvalidation/samples/generated_samples/snippet_metadata_google.maps.addressvalidation.v1.json
index e87bd7dcfba0..b8aeda3afd23 100644
--- a/packages/google-maps-addressvalidation/samples/generated_samples/snippet_metadata_google.maps.addressvalidation.v1.json
+++ b/packages/google-maps-addressvalidation/samples/generated_samples/snippet_metadata_google.maps.addressvalidation.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-maps-addressvalidation",
-    "version": "0.1.1"
+    "version": "0.1.0"
   },
   "snippets": [
     {
diff --git a/packages/google-maps-addressvalidation/setup.py b/packages/google-maps-addressvalidation/setup.py
index fb7039d8160a..585209707dca 100644
--- a/packages/google-maps-addressvalidation/setup.py
+++ b/packages/google-maps-addressvalidation/setup.py
@@ -40,10 +40,11 @@
 dependencies = [
     "google-api-core[grpc] >= 1.34.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*,!=2.8.*,!=2.9.*,!=2.10.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
+    "proto-plus >= 1.22.2, <2.0.0dev; python_version>='3.11'",
     "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
     "google-geo-type<1.0.0dev",
 ]
-url = "https://github.com/googleapis/python-maps-addressvalidation"
+url = "https://github.com/googleapis/google-cloud-python"
 
 package_root = os.path.abspath(os.path.dirname(__file__))
 
@@ -80,6 +81,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],
diff --git a/packages/google-maps-addressvalidation/testing/constraints-3.12.txt b/packages/google-maps-addressvalidation/testing/constraints-3.12.txt
new file mode 100644
index 000000000000..ed7f9aed2559
--- /dev/null
+++ b/packages/google-maps-addressvalidation/testing/constraints-3.12.txt
@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+# This constraints file is required for unit tests.
+# List all library dependencies and extras in this file.
+google-api-core
+proto-plus
+protobuf
diff --git a/packages/google-maps-routing/CONTRIBUTING.rst b/packages/google-maps-routing/CONTRIBUTING.rst
index 3ccc48353da3..6a7119667380 100644
--- a/packages/google-maps-routing/CONTRIBUTING.rst
+++ b/packages/google-maps-routing/CONTRIBUTING.rst
@@ -22,7 +22,7 @@ In order to add a feature:
   documentation.
 
 - The feature must work fully on the following CPython versions:
-  3.7, 3.8, 3.9 and 3.10 on both UNIX and Windows.
+  3.7, 3.8, 3.9, 3.10 and 3.11 on both UNIX and Windows.
 
 - The feature must not add unnecessary dependencies (where
   "unnecessary" is of course subjective, but new dependencies should
@@ -72,7 +72,7 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To run a single unit test::
 
-    $ nox -s unit-3.10 -- -k <name of test>
+    $ nox -s unit-3.11 -- -k <name of test>
 
 
   .. note::
@@ -225,11 +225,13 @@ We support:
 -  `Python 3.8`_
 -  `Python 3.9`_
 -  `Python 3.10`_
+-  `Python 3.11`_
 
 .. _Python 3.7: https://docs.python.org/3.7/
 .. _Python 3.8: https://docs.python.org/3.8/
 .. _Python 3.9: https://docs.python.org/3.9/
 .. _Python 3.10: https://docs.python.org/3.10/
+.. _Python 3.11: https://docs.python.org/3.11/
 
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
diff --git a/packages/google-maps-routing/google/maps/routing_v2/services/routes/async_client.py b/packages/google-maps-routing/google/maps/routing_v2/services/routes/async_client.py
index d6ab337ab4c6..a026c56d4229 100644
--- a/packages/google-maps-routing/google/maps/routing_v2/services/routes/async_client.py
+++ b/packages/google-maps-routing/google/maps/routing_v2/services/routes/async_client.py
@@ -126,7 +126,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-maps-routing/google/maps/routing_v2/services/routes/client.py b/packages/google-maps-routing/google/maps/routing_v2/services/routes/client.py
index da1b99976846..b3960f3862ea 100644
--- a/packages/google-maps-routing/google/maps/routing_v2/services/routes/client.py
+++ b/packages/google-maps-routing/google/maps/routing_v2/services/routes/client.py
@@ -269,7 +269,7 @@ def get_mtls_endpoint_and_cert_source(
         The API endpoint is determined in the following order:
         (1) if `client_options.api_endpoint` if provided, use the provided one.
         (2) if `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is "always", use the
-        default mTLS endpoint; if the environment variabel is "never", use the default API
+        default mTLS endpoint; if the environment variable is "never", use the default API
         endpoint; otherwise if client cert source exists, use the default mTLS endpoint, otherwise
         use the default API endpoint.
 
diff --git a/packages/google-maps-routing/google/maps/routing_v2/types/routes_service.py b/packages/google-maps-routing/google/maps/routing_v2/types/routes_service.py
index 9570a46951e4..2c75a1414afe 100644
--- a/packages/google-maps-routing/google/maps/routing_v2/types/routes_service.py
+++ b/packages/google-maps-routing/google/maps/routing_v2/types/routes_service.py
@@ -325,6 +325,9 @@ class RouteMatrixElement(proto.Message):
     origin/destination pair in the ComputeRouteMatrix API. This
     proto can be streamed to the client.
 
+
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         origin_index (int):
             Zero-based index of the origin in the
diff --git a/packages/google-maps-routing/google/maps/routing_v2/types/speed_reading_interval.py b/packages/google-maps-routing/google/maps/routing_v2/types/speed_reading_interval.py
index 888c89e476b9..9a035260d637 100644
--- a/packages/google-maps-routing/google/maps/routing_v2/types/speed_reading_interval.py
+++ b/packages/google-maps-routing/google/maps/routing_v2/types/speed_reading_interval.py
@@ -31,6 +31,9 @@ class SpeedReadingInterval(proto.Message):
     index), the SpeedReadingInterval defines an interval and describes
     its traffic using the following categories.
 
+
+    .. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields
+
     Attributes:
         start_polyline_point_index (int):
             The starting index of this interval in the
diff --git a/packages/google-maps-routing/noxfile.py b/packages/google-maps-routing/noxfile.py
index 11c5d2cdc0b4..fcacc5d528dd 100644
--- a/packages/google-maps-routing/noxfile.py
+++ b/packages/google-maps-routing/noxfile.py
@@ -32,7 +32,7 @@
 
 DEFAULT_PYTHON_VERSION = "3.9"
 
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
+UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10", "3.11"]
 UNIT_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "asyncmock",
@@ -337,7 +337,7 @@ def docfx(session):
     )
 
 
-@nox.session(python="3.10")
+@nox.session(python="3.11")
 def prerelease_deps(session):
     """Run all tests with prerelease versions of dependencies installed."""
 
diff --git a/packages/google-maps-routing/samples/generated_samples/snippet_metadata_google.maps.routing.v2.json b/packages/google-maps-routing/samples/generated_samples/snippet_metadata_google.maps.routing.v2.json
index e4ab2c1b27f6..b5ed5aca319c 100644
--- a/packages/google-maps-routing/samples/generated_samples/snippet_metadata_google.maps.routing.v2.json
+++ b/packages/google-maps-routing/samples/generated_samples/snippet_metadata_google.maps.routing.v2.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-maps-routing",
-    "version": "0.1.2"
+    "version": "0.1.0"
   },
   "snippets": [
     {
diff --git a/packages/google-maps-routing/setup.py b/packages/google-maps-routing/setup.py
index 502cb1c59c8e..e3d5415b7c2d 100644
--- a/packages/google-maps-routing/setup.py
+++ b/packages/google-maps-routing/setup.py
@@ -38,10 +38,11 @@
 dependencies = [
     "google-api-core[grpc] >= 1.34.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*,!=2.8.*,!=2.9.*,!=2.10.*",
     "proto-plus >= 1.22.0, <2.0.0dev",
+    "proto-plus >= 1.22.2, <2.0.0dev; python_version>='3.11'",
     "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
     "google-geo-type<1.0.0dev",
 ]
-url = "https://github.com/googleapis/python-maps-routing"
+url = "https://github.com/googleapis/google-cloud-python"
 
 package_root = os.path.abspath(os.path.dirname(__file__))
 
@@ -78,6 +79,7 @@
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
         "Operating System :: OS Independent",
         "Topic :: Internet",
     ],
diff --git a/packages/google-maps-routing/testing/constraints-3.12.txt b/packages/google-maps-routing/testing/constraints-3.12.txt
new file mode 100644
index 000000000000..ed7f9aed2559
--- /dev/null
+++ b/packages/google-maps-routing/testing/constraints-3.12.txt
@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+# This constraints file is required for unit tests.
+# List all library dependencies and extras in this file.
+google-api-core
+proto-plus
+protobuf