Top Open-Source Alternatives tools for free ai tools — made for anyone tired of subscriptions who wants free, proven replacements for paid software. Every project below is a real, public GitHub repository, ranked by the stars the community gave it.
50 repositories · ranked by GitHub stars by default
A cross-platform desktop All-in-One assistant for Claude Code, Codex, OpenCode,DeepSeek Harness and more. Only official website: ccswitch.io
Open-source Python library for AI browser agents, plus Browser Use Cloud: stealth browsers and a hosted agent API.
The open-source app everyone uses to manage agents at work
Never stop coding. Free MIT AI gateway: one endpoint, 375 providers (150+ free), 1,400+ models Kimi, Claude, GPT, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex,…
Complete API layer for private AI applications on local models: RAG, skills, tools, MCP, text-to-sql, and more. Works with any OpenAI-compatible inference server.
An AI prompt optimizer for writing better prompts and getting better AI results.
Clone any website with one command using AI coding agents
The world's most flexible commerce platform for agents and developers
runs anywhere. uses anything
Unlimited FREE AI coding. Connect Claude Code, Codex, Cursor, Cline, Copilot, Antigravity to FREE Claude/GPT/Gemini via 40+ providers. Auto-fallback, RTK -40% tokens, never hit…
Make Any Website into CLI & Use your logged-in browser by AI agent.
NocoBase is an open-source AI + no-code platform for building business systems fast. Instead of generating everything from scratch, AI works on top of production-proven…
🚀 A curated collection of AI engineering resources, roadmaps, tools, and projects covering LLMs, RAG, AI Agents, MCP, fine-tuning, evaluations, and production AI systems.
Best headless browser for AI agents. Lite, Fast, High-Compatibility. Built in Rust
ARIS ⚔️ (Auto-Research-In-Sleep) — Lightweight Markdown-only skills for autonomous ML research: cross-model review loops, idea discovery, and experiment automation. No framework,…
Universal provider proxy for OpenAI Codex & Claude Code — use any LLM (Claude, Gemini, Grok, DeepSeek, Ollama…) with Codex CLI, App, SDK, and Claude Code
Open source AI coding agent. Designed for large projects and real world tasks.
基于 Playwright 和AI实现的闲鱼多任务实时/定时监控与智能分析系统，配备了功能完善的后台管理UI。帮助用户从闲鱼海量商品中，找到心仪产品。
Use ChatGPT Web (including Pro) as a native model in Codex — with context, tools, streaming and images, without using Codex quota.
Convert documentation websites, GitHub repositories, and PDFs into Claude AI skills with automatic conflict detection
Open-source AI agent for web automation. Use your real, logged-in browser to automate daily tasks.
🚀 Beautiful highly customizable statusline for Claude Code CLI with powerline support, themes, and more.
Stop writing prompts from scratch — a searchable prompt library for ChatGPT, Claude, Gemini and Cursor · Русский 한국어 العربية हिन्दी ไทย ｜ 别再从头写提示词：现成的拿来就用，好用的收进自己的库
Desktop app to generate 3D models from images or prompt using local AI — runs entirely on your GPU
This GitHub repo is a powerhouse collection of APIs you can start using immediately to build everything from simple automations to full-scale applications. One of the most…
🦄🦄🦄AI赋能股票分析：AI加持的股票分析/选股工具。股票行情获取，AI热点资讯分析，AI资金/财务分析，涨跌报警推送。支持A股，港股，美股。支持市场整体/个股情绪分析，AI辅助选股等。数据全部保留在本地。支持DeepSeek，OpenAI， Ollama，LMStudio，AnythingLLM，硅基流动，火山方舟，阿里云百炼等平台或模型。
🔥 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.
Vibe code with pi in a lightweight, real IDE that customises itself around the way you work — The Vibe You Need
A curated list of Artificial Intelligence Top Tools
FunASR-powered video transcription, subtitle generation, and LLM-assisted clipping tool with a local Gradio UI.
The AI-native JSON Gantt chart engine. Dependency-free interactive timelines with React, script-tag, CLI, topological DAG solver, and formal JSON schema.
Independent directory of useful skills, plugins, memory providers, tools, surfaces, and guides for Nous Research's open-source Hermes Agent.
Drag-n-Drop Email Editor Component for React.js
⚚ The coding harness with Hermes Agent wired into IDE.
迅排设计 - 图片编辑器、AI 在线海报设计，仿稿定设计，适用于多种场景：海报生成、电商产品图、文章长图、视频/公众号封面等。A beautiful online image designer, suitable for various scenarios like generate posters, making design easier!
Stop juggling AI accounts. Quotio is a beautiful native macOS menu bar app that unifies your Claude, Gemini, OpenAI, Qwen, and Antigravity subscriptions – with real-time quota…
📡 Comprehensive collection of OSINT tools for cybersecurity professionals, researchers, and bug bounty hunters. Topics: information gathering, reverse search, red team, trust &…
OpenClaw 中文教程（4500+ Star · 已出版纸质书）：安装、配置、Skills、飞书接入与避坑｜作者的 GPT-6 / Codex / Claude Code 新项目见 README 顶部
AI observability platform for production LLM and agent systems.
Robust, fast, scalable, and sandboxed open-source online code execution system for humans and AI.
🇨🇳 OpenClaw中文用例大全 | 50个真实场景 | 国内特色 + 海外案例的国内适配 | 自动化办公·内容创作·运维·AI助理·知识管理 | 新手友好
The missing DevTools for Claude Code — inspect session logs, tool calls, token usage, subagents, and context window in a visual UI. Free, open source.
Where people and agents build in tune.
基于 AI Agent + MCP 工具链 + 渗透 Skill 编排， 配合大语言模型， 自然语言输入 → 自动完成「信息收集 → 漏洞发现 → 漏洞利用 → 报告生成」全流程。
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…
Deploy Your Frontend in a Single Command. Claude Code Skills supported.
A personal knowledge base that builds and maintains itself. Drop in sources — Claude (or Codex/Gemini) reads them, extracts knowledge, and maintains a persistent interlinked wiki.…
Local-first desktop widget for tracking token usage, costs, limits, and session activity across 48+ AI coding tools—including Claude Code, Codex, Cursor, OpenCode, OpenClaw, and…
a code review TUI with vim keybindings
All-in-one AI desktop app: one-click install for Claude Code, Codex CLI, DeepSeek and more, manage AI accounts and quotas, smart model routing with auto-failover, voice input, and…