Best Open Source cursor Libraries

#1x1xhlol/system-prompts-and-models-of-ai-tools

FULL Augment Code, Claude Code, Cluely, CodeBuddy, Comet, Cursor, Devin AI, Junie, Kiro, Leap.new, Lovable, Manus, NotionAI, Orchids.app, Perplexity, Poke, Qoder, Replit, Same.dev, Trae, Traycer AI, VSCode Agent, Warp.dev, Windsurf, Xcode, Z.ai Code, Dia & v0. (And other Open Sourced) System Prompts, Internal Tools & AI Models

#2headroomlabs-ai/headroom

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

#3ComposioHQ/awesome-claude-skills

A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows

#4code-yeongyu/oh-my-openagent

omo; the best agent harness - previously oh-my-opencode

#5PatrickJS/awesome-cursorrules

📄 Configuration files that enhance Cursor AI editor experience with custom rules and behaviors

#6diegosouzapw/OmniRoute

Never stop coding. Free MIT AI gateway: one endpoint, 290+ providers (90+ free), 500+ models — Kimi, Claude, GPT, OpenAI, Gemini, GLM, DeepSeek, MiniMax. Works with Claude Code, Codex, Cursor, OpenCode, Cline & Copilot. Quota-aware auto-fallback, RTK+Caveman compression saves 15-95% tokens, MCP/A2A, Desktop/PWA. Built by 500+ contributors

#7voideditor/void

#8yuaotian/go-cursor-help

解决Cursor在免费订阅期间出现以下提示的问题: Your request has been blocked as our system has detected suspicious activity / You've reached your trial request limit. / Too many free trial accounts used on this machine.

#9eyaltoledano/claude-task-master

An AI-powered task-management system you can drop into Cursor, Lovable, Windsurf, Roo, and others.

#10onlook-dev/onlook

The Cursor for Designers • An Open-Source AI-First Design tool • Visually build, style, and edit your React App with AI

#11OthmanAdi/planning-with-files

Claude Code skill implementing Manus-style persistent markdown planning — the workflow pattern behind the $2B acquisition.

#12liyupi/ai-guide

程序员鱼皮的 AI 资源大全 + Vibe Coding 零基础教程，分享大模型选择指南（DeepSeek / GPT / Gemini / Claude）、最新 AI 资讯、Prompt 提示词大全、AI 知识百科（RAG / MCP / A2A）、AI 编程教程、AI 工具用法（Cursor / Claude Code / OpenClaw / TRAE / Lovable / Agent Skills）、AI 开发框架教程（Spring AI / LangChain）、AI 产品变现指南，帮你快速掌握 AI 技术，走在时代前沿。本项目为开源文档版本，已升级为鱼皮 AI 导航网站

#13Panniantong/Agent-Reach

Give your AI agent eyes to see the entire internet. Read & search Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu — one CLI, zero API fees.

#14mg979/vim-visual-multi

Multiple cursors plugin for vim/neovim

#15chaitin/MonkeyCode

AI coding platform for teams

#16raullenchai/Rapid-MLX

The fastest local AI engine for Apple Silicon. 4.2x faster than Ollama, 0.08s cached TTFT, 100% tool calling. 17 tool parsers, prompt cache, reasoning separation, cloud routing. Drop-in OpenAI replacement. Works with Claude Code, Cursor, Aider.

#17agent-of-empires/agent-of-empires

Manage multiple Claude Code, OpenCode agents from either TUI or Web for easy access on mobile. Also supports Mistral Vibe, Codex CLI, Gemini CLI, Pi.dev, Copilot CLI, Factory Droid Coding.

#18Ontos-AI/knowhere

Knowhere extracts, parses, and outputs structured chunks ready for AI Agents and RAG.

#19ctxrs/ctx

Search the coding agent history already on your machine

#20CodeAbra/iai-personal-memory-engine

A cyber brain for your AI. It never forgets a detail, remembers exactly what you said, and learns how you work over time. Free, local, works with Cursor, Claude Code, Codex, OpenClaw, Hermes and more. MIT.

#21mrwogu/promptscript

Prompt-as-Code for Enterprise AI. Standardize, audit, and deploy instructions across any AI coding assistant.

#22davekilleen/Dex

Your AI Chief of Staff — a personal operating system starter kit that adapts to your role. No coding required.

#23fallow-rs/fallow-skills

Agent skills for fallow, codebase intelligence for TypeScript and JavaScript. Teaches AI agents how to find unused code, duplication, circular deps, complexity hotspots, architecture drift, design-system drift, and (with Fallow Runtime) hot-path and cold-path evidence. Works with Claude Code, Cursor, Codex, Gemini CLI, and 30+ agents.