legacy-code

A curated, open, and ever-evolving learning path focused on practices of software development, principles of software design, and software architecture.

Some useful scripts for swift developers

JS & TS automated refactorings for the VS Code editor ✨ It's magic ✨

REPLACED – use https://www.mapbox.com/ios-sdk instead

Browser-local AI code Q&A engine. Chat with your codebase, ensure privacy, and optimize LLM collaboration.

Breakthrough tooling to work with Kotlin and Java codebases 🚀

A curated list of awesome resources and links about tackling legacy systems that gives hope.

AI-native codebase intelligence skills — generate persistent .nexus-map/ knowledge bases and instantly query file structure, dependency graphs, and change impact. Built for Copilot, Cursor, and any tool-calling LLM. 面向 AI 编程助手的代码库感知技能——生成持久化知识图谱，精准查询文件结构、依赖关系与改动影响半径。

120+ refactorings and code-assists for Visual Studio Code

Web interface for Microsoft Sam & friends

SGI demos from long ago, running in your browser today.

Advent of Craft 2023

Integrate mypy in seconds with existing codebase. A friendly CLI tool to make mypy report only new type violations and ignore existing ones.

Clarity is a software design tool for AI-native developers and coding agents.

Identifies high-risk .NET source files and ranks them by where to start testing today (cross-references git churn, code coverage, cyclomatic complexity, and dependency entanglement).

Generate reverse-aware proxy DLL scaffolds for legacy x86 Windows binaries from export dumps and decompiler output.

Summer Craft Book 2024 🏖️

Tooling for analysis and manipulation of Ada software

Command pattern for Delphi (IComand & TComand)

Understand any codebase, even the code you no longer master. On your machine, never in the cloud.