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Top 23 ai-tool Open-Source Projects
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browser-use
Open-source browser automation framework for AI agents. Browser Use lets AI agents control real browser sessions to complete multi-step web workflows.
browser-use: https://github.com/browser-use/browser-use
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cc-switch
A cross-platform desktop All-in-One assistant for Claude Code, Codex, OpenCode, OpenClaw, Gemini CLI & Hermes Agent. Only official website: ccswitch.io
Project mention: DeepSeek makes the V4 Pro price discount permanent | news.ycombinator.com | 2026-05-22 -
https://github.com/plandex-ai/plandex/blob/9017ba33a627c518a...
This line tells me your code isn't running within a company with a large number of active users. A limitless select * to get Auth tokens from a database is one of those things that breaks at scale.
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Skill_Seekers
Convert documentation websites, GitHub repositories, and PDFs into Claude AI skills with automatic conflict detection
Project mention: Turn Docs, Code and PDFs into Claude AI Skills in Minutes | news.ycombinator.com | 2025-11-07 -
nanobrowser
Open-Source Chrome extension for AI-powered web automation. Run multi-agent workflows using your own LLM API key. Alternative to OpenAI Operator.
Try search on a browser extension store for "AI Chat website" or similar. Also you can check out https://github.com/nanobrowser/nanobrowser.
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ccstatusline
🚀 Beautiful highly customizable statusline for Claude Code CLI with powerline support, themes, and more.
Project mention: claude-statusline: a configurable status line for Claude Code | dev.to | 2026-03-17ccstatusline: customizable formatter with token usage and metrics
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steel-browser
🔥 Open Source Browser API for AI Agents & Apps. Steel Browser is a batteries-included browser sandbox that lets you automate the web without worrying about infrastructure.
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Judge0 API
Robust, fast, scalable, and sandboxed open-source online code execution system for humans and AI.
Project mention: Running Python code in a sandbox with MicroPython and WASM | news.ycombinator.com | 2026-06-06If you're interested in not reinventing the sandbox for LLMs, consider Judge0: https://judge0.com/
I have absolutely no relation to the project except for the fact that I went to the same Uni as the creator.
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Project mention: Modly: Drop a photo, get a 3D mesh, open source and runs on your GPU | news.ycombinator.com | 2026-03-26
skip all the adds (christ almoghty what a shit site. fucking hell.)
https://github.com/lightningpixel/modly
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claude_codex_bridge
Visible multi-agent CLI teams for Claude, Codex, Gemini, OpenCode, and Droid with project memory and tmux supervision
https://github.com/fengshao1227/ccg-workflow
This one also seems promising, but I haven't tried it yet.
https://github.com/bfly123/claude_code_bridge
All of them are made by Chinese dev. I know some people are hesitant when they see Chinese products, so I'll address that first. But I have tried all of them, and they have all been great.
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playwright-skill
Claude Code Skill for browser automation with Playwright. Model-invoked - Claude autonomously writes and executes custom automation for testing and validation.
Project mention: I Tried and Failed to Rebuild the 1996 Space Jam Website with Claude | news.ycombinator.com | 2025-12-07Just use Playwright Skill (https://github.com/lackeyjb/playwright-skill). It is a game changer. Otherwise it is Claude the Blind, as OP mentioned.
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ccs
Switch between Claude accounts, Gemini, Copilot, OpenRouter (300+ models) via CLIProxyAPI OAuth proxy. Visual dashboard, remote proxy support, WebSearch fallback. Zero-config to production-ready. (by kaitranntt)
Project mention: Show HN: CCS – A Multi-Account Switcher and Model Manager for Claude Code | news.ycombinator.com | 2025-12-17 -
agentic-context-engine
🧠 Make your agents learn from experience. Now available as a hosted solution at kayba.ai
Project mention: Show HN: LLM agents that write Python to analyze execution traces at scale | news.ycombinator.com | 2026-03-07 -
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pilot-shell
How real engineers run Claude Code and Codex: spec-driven planning, enforced TDD, persistent memory, and quality enforcement on all levels. Make your agents production-ready.
Project mention: Claude Pilot – Claude Code is powerful. Pilot makes it reliable | news.ycombinator.com | 2026-02-23 -
open-cowork
Open-source AI agent desktop app for Windows & macOS. One-click install Claude Code, MCP tools, and Skills — with sandbox isolation, multi-model support, and Feishu/Slack integration.
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anything-analyzer
全能协议分析工具：浏览器抓包 + MITM 代理 + 指纹伪装 + AI 分析 + MCP Server 无缝对接 AI Agent/IDE | All-in-one protocol analysis toolkit — built-in browser capture, MITM proxy, JS hooks, fingerprint spoofing, AI analysis & MCP server for agent integration
Project mention: How to Debug Encrypted API Traffic When Console.log Isn't Enough | dev.to | 2026-04-18The protocol analysis landscape has been evolving. Projects like anything-analyzer are combining multiple approaches — browser capture, MITM proxying, and JS hooks — into unified toolkits. Some of these newer tools are also integrating with AI-powered analysis through MCP (Model Context Protocol) servers, which means you can point an AI assistant at your captured traffic and ask it to spot anomalies.
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Claude-Command-Suite
Professional slash commands for Claude Code that provide structured workflows for software development tasks including code review, feature creation, security auditing, and architectural analysis.
Project mention: Show HN: Claude Command Suite inspired by Anthropics best practices guide | news.ycombinator.com | 2025-06-12 -
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Project mention: Show HN: Browsernode – Open-source TS browser agent(browser-use compatible) | news.ycombinator.com | 2025-08-07
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reconmap
Reconmap is a collaboration-first security operations platform for infosec teams and MSSPs, enabling end‑to‑end engagement management, from reconnaissance through execution and reporting. With built-in command automation, output parsing, and AI‑assisted summaries, it delivers faster, more structured, and high‑quality security assessments.
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
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Index
What are some of the best open-source ai-tool projects? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | browser-use | 97,236 |
| 2 | cc-switch | 90,508 |
| 3 | plandex | 15,439 |
| 4 | Skill_Seekers | 13,941 |
| 5 | nanobrowser | 13,088 |
| 6 | ccstatusline | 10,313 |
| 7 | steel-browser | 7,122 |
| 8 | awesome-ai-tools | 5,403 |
| 9 | logfire | 4,280 |
| 10 | Judge0 API | 4,202 |
| 11 | modly | 3,857 |
| 12 | claude_codex_bridge | 2,899 |
| 13 | playwright-skill | 2,718 |
| 14 | ccs | 2,463 |
| 15 | agentic-context-engine | 2,244 |
| 16 | Awesome AI Coding Tools | 1,761 |
| 17 | pilot-shell | 1,738 |
| 18 | open-cowork | 1,449 |
| 19 | anything-analyzer | 1,337 |
| 20 | Claude-Command-Suite | 1,278 |
| 21 | browserable | 1,196 |
| 22 | browsernode | 1,053 |
| 23 | reconmap | 932 |
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