Open Source AI Coding Agents using Testing Library
A curated collection of the best open source tools that take a task or issue and carry it to completion on their own: planning, editing files, running tests, and opening pull requests. using Testing Library.
Autonomous coding agents that complete real engineering tasks
Stars
92,276Last commit
8 hours agoLicense
MIT
AI agent platform that runs autonomous coding agents to plan, write, and ship changes across codebases end-to-end, with support for any model and self-hosted deployment.
Open Source Alternative to:
Open-source AI coding agent for your editor and terminal
Stars
71,072Last commit
7 hours agoLicense
Apache-2.0
AI coding agent that runs inside VS Code and the terminal, supporting multi-file edits, bash execution, and any LLM provider via bring-your-own-key.
Open Source Alternative to:
General-purpose AI agent for code, workflows, and more
Stars
55,968Last commit
7 hours agoLicense
Apache-2.0
Local AI agent with a desktop app, CLI, and API that connects to 15+ LLM providers and 70+ extensions for code, research, automation, and data tasks.
Open Source Alternative to:
Open-source coding agent for your IDE and terminal
Stars
36,373Last commit
18 hours agoLicense
Apache-2.0
Runs source-controlled AI checks on every pull request, enforcing your engineering standards as native GitHub status checks with suggested fixes.
Open Source Alternative to:
AI coding agent for VS Code, JetBrains, CLI, and Cloud
Stars
27,802Last commit
7 hours agoLicense
MIT
Open source AI coding agent with 500+ models, bring-your-own-key support, and specialized modes for writing, debugging, and planning code across IDEs and CLI.
Open Source Alternative to:
Open source AI coding agent for the terminal and IDE
Stars
28,839Last commit
7 hours agoLicense
Apache-2.0
Terminal-based AI coding agent that reads your codebase, edits files and runs commands, with support for Qwen, OpenAI, Anthropic, Gemini and local models.
Open Source Alternative to:
AI coding agent that sees your live app and edits code
Stars
720Last commit
8 hours agoLicense
Apache-2.0
Open-source AI coding agent that runs in your browser, sees your live DOM and app state, and makes real code edits from plain English descriptions.
Open Source Alternative to:
Self-hosted AI coding agent that opens real PRs
Stars
Stars growing quickly over the last 30 days318Last commit
21 hours agoLicense
FCL-1.0
Source-available, self-hosted AI coding agent that connects to your repo, tools, and chat to investigate issues and open reviewable PRs on your own infrastructure.
Open Source Alternative to:
CodeRabbit – The leading AI Code Review platform. Ship better quality code in 50% less time, with 90% fewer bugs.
Sent