Open source. Open possibilities.

VS Code extension that turns trailing-dash comments into navigable sections, creating a table-of-contents-like outline for large code files across many languages.

ripr is a static mutation-exposure analysis tool that identifies changed behavior your tests reach but don't actually verify, without running mutation testing.

GitLens is a powerful VS Code extension that enhances Git capabilities with blame annotations, commit graphs, visualizations, worktree management, AI-assisted reviews, and integrations with major Git hosts and coding agents.

CytoScnPy is a fast, memory‑efficient Python static analyzer written in Rust. It detects dead code, security issues (including taint analysis), and code quality metrics such as complexity, Halstead, maintainability, and nesting depth, with support for major web frameworks.

DevMate provides a local-first agent runtime for ChatGPT via MCP, enabling Codex-like file editing, Git operations, and automation in VS Code and Obsidian.

Xonsh is a full-featured, cross-platform shell that uses Python 3 as its language, seamlessly integrating shell commands with Python. It runs on Linux, macOS, Windows, BSD, Jupyter, Android, Raspberry Pi, and Nix, with an extension system and AI-friendly features.

CodeAgent Mobile clients provide CLI, VS Code/Cursor/Windsurf, and JetBrains plugins to control AI coding agents (Claude Code, Copilot, etc.) from a phone or dashboard, enabling remote approval and workflow continuity.

nexus-vscode is an MCP proxy extension for VSCode and Cursor that forwards AI tool calls to Unreal Engine (UE) instances.