AI Coding Assistants
Open source coding copilots and agentic dev tools — alternatives to GitHub Copilot and Cursor.
490 projects
See methodology for ranking rules; order uses public GitHub metrics within this scenario.
| Rank | Project | Stars | Forks | Updated | License |
|---|---|---|---|---|---|
| 1 |
superpowers
An agentic skills framework & software development methodology that works. |
279.4K | 25.0K | 08/29/26 | MIT |
| 2 |
ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond. |
244.2K | 36.9K | 08/29/26 | MIT |
| 3 |
skills
Skills for Real Engineers. Straight from my .agents directory. |
241.0K | 20.5K | 08/24/26 | MIT |
| 4 |
opencode
The open source coding agent. |
202.4K | 26.3K | 08/29/26 | MIT |
| 5 |
andrej-karpathy-skills
A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls. |
208.7K | 21.3K | 04/20/26 | Other |
| 6 |
claude-code
Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands. |
143.4K | 22.9K | 08/28/26 | Other |
| 7 |
spec-kit
💫 Toolkit to help you get started with Spec-Driven Development |
132.2K | 11.9K | 08/28/26 | MIT |
| 8 |
codex
Lightweight coding agent that runs in your terminal |
119.8K | 18.3K | 08/29/26 | Apache-2.0 |
| 9 |
cc-switch
A cross-platform desktop All-in-One assistant for Claude Code, Codex, OpenCode, OpenClaw, Grok Build & Hermes Agent. Only official website: ccswitch.io |
130.1K | 8.9K | 08/29/26 | MIT |
| 10 |
ui-ux-pro-max-skill
An AI skill that provides design intelligence for building professional UI/UX across multiple platforms. |
122.9K | 13.2K | 08/27/26 | MIT |
| 11 |
graphify
Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store. |
112.3K | 10.9K | 08/29/26 | Apache-2.0 |
| 12 |
ponytail
Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote. |
116.4K | 6.3K | 08/07/26 | MIT |
| 13 |
pi
AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI |
99.1K | 12.3K | 08/29/26 | MIT |
| 14 |
caveman
🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman |
101.8K | 5.9K | 08/29/26 | Other |
| 15 |
OpenHands
🙌 OpenHands: AI-Driven Development |
85.6K | 11.2K | 08/28/26 | MIT |
| 16 |
agent-skills
Production-grade engineering skills for AI coding agents. |
90.7K | 9.7K | 08/28/26 | MIT |
| 17 |
openinterpreter
A coding agent for open models like Kimi K3 |
68.2K | 5.9K | 08/20/26 | Apache-2.0 |
| 18 |
rtk
CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies |
77.8K | 4.9K | 08/29/26 | Apache-2.0 |
| 19 |
taste-skill
Taste-Skill - gives your AI good taste. stops the AI from generating boring, generic slop |
82.2K | 5.6K | 08/24/26 | MIT |
| 20 |
oh-my-openagent
omo/lazycodex: The coding agent for tokenmaxxers;the one and only agent harness for complex codebases. For your Codex, for your OpenCode |
68.5K | 5.6K | 08/29/26 | Other |