A spy satellite simulator in your browser, except the data is real. Live open source spatial intelligence on a photorealistic 3D globe.
Alternative Twitter front-end
Prompt as Code | GPT-Image2 工业级提示词引擎与模板库，530+ 个案例逆向工程，20+ 套工业级模板，并提炼出Skills，持续更新中
Agent skill for beautiful, verifiable architecture, workflow, sequence, data-flow, and lifecycle diagrams—self-contained HTML with motion and crisp export.
Help AI coding agents write modern Go
Official, Anthropic-managed directory of high quality Claude Code Plugins.
Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 175,000+ scientists worldwide. 163 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.
Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
World's first open-source, agentic video production system. 12 production pipelines, 100+ tools, 700+ agent skill and production-knowledge files. Turn your AI coding assistant into a full video production studio.
Learn it. Build it. Ship it for others.
ConardLi's open-source Skills collection, featuring web design, knowledge retrieval, image generation, and more.
Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More
GoogleTest - Google Testing and Mocking Framework
Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.
Open-source framework for the research and development of foundation models.
A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows
Action for checking out a repo
The open-source CapCut alternative
TradingAgents: Multi-Agents LLM Financial Trading Framework
Ghidra is a software reverse engineering (SRE) framework
【低代码v2.0，一句话即可生成整个系统】企业级AI低代码平台，一键生成前后端代码甚至整个系统。 AI Skills 一句话画流程、设计表单、生成报表、大屏。内置 AI应用平台涵盖：AI聊天、知识库、流程编排、MCP插件等，兼容主流大模型。引领AI低代码「Skills 生成 → 在线配置 → 代码生成 → 手工合并->AI修改」开发模式，解决 Java 项目 90% 重复工作，提高效率又不失灵活。
Agentic AI Framework for Java Developers
Free universal database tool and SQL client
Apache Fineract
Jetbrains Claude Code and Codex GUI Plugin
Dependency-Track is an intelligent Component Analysis platform that allows organizations to identify and reduce risk in the software supply chain.
a fast, scalable, multi-language and extensible build system
Open Source Identity and Access Management For Modern Applications and Services
A browser automation framework and ecosystem.
🚀 Real-world DevOps projects for aspiring engineers — Beginner to Advanced. Covers AWS, Kubernetes, Docker, CI/CD, Terraform, Jenkins, and more. Hands-on learning with step-by-step guides.
Apache Flink
Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents
Efficient reliable UDP unicast, UDP multicast, and IPC message transport
an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.
Learn System Design concepts and prepare for interviews using free resources.
Advanced PCB auto-router
Event Driven Orchestration & Scheduling Platform for Mission Critical Applications
The automation tower defense RTS
🔥 人人可用的开源 BI 工具，数据可视化神器。An open-source BI tool alternative to Tableau.
Scalable, reliable, distributed storage system optimized for data analytics and object store workloads.
Self-hosted, open-source agent skill registry for enterprises. Publish & version skill packages, govern with RBAC and audit logs, deploy on-premise with Docker or Kubernetes.
A fork of NagramX with additional features.
Open-source high-performance RISC-V processor
Splice repository
Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc
Gluten is a middle layer responsible for offloading JVM-based SQL engines' execution to native engines.
Simple and Distributed Machine Learning Python Library porting ML algorithms for Spark
An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs
Apache Spark - A unified analytics engine for large-scale data processing
Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.
The Guardian DotCom.
sbt, the interactive build tool
Berkeley's Spatial Array Generator
♞ lichess.org: the forever free, adless and open source chess server ♞
NVIDIA cuDF for Apache Spark plugin - accelerate Apache Spark with GPUs
ZIO — A type-safe, composable library for async and concurrent programming in Scala
The Community Maintained High Velocity Web Framework For Java and Scala.
A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility
翻墙-科学上网
The Kotlin Programming Language.
A feature-rich weather app with good visualizations and more than 50 sources.
Official Jetpack Compose samples.
📱 Nextcloud Android app
Bitwarden mobile apps (Password Manager and Authenticator) for Android.
Headunit App for displaying Android Auto
A FOSS Git multiplatform client for newbies and pros
The patching of Android kernel and Android system
Open source alternative to proprietary Tricky Store module
DuckDuckGo Android App
A native Android audio player that combines multi-source streaming, local control, rich lyrics, and self-hosted sync. / ✨ 一个把多源在线播放、本地管理、歌词体验和自建同步做进原生 Android 的音频播放器 🎵
AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.
Opensource automated insulin delivery system (closed loop)
阅读Sigma是legado的继承，保持开源免费，延续开源精神。
短信转发器——监控Android手机短信、来电、APP通知，并根据指定规则转发到其他手机：钉钉群自定义机器人、钉钉企业内机器人、企业微信群机器人、飞书机器人、企业微信应用消息、邮箱、bark、webhook、Telegram机器人、Server酱、PushPlus、手机短信等。包括主动控制服务端与客户端，让你轻松远程发短信、查短信、查通话、查话簿、查电量等。（V3.0 新增）PS.这个APK主要是学习与自用，如有BUG请提ISSUE，同时欢迎大家提PR指正
Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable.
macOS video editor built for AI
A free, open-source native macOS app for Docker & Linux containers, an alternative to OrbStack and Docker Desktop. Universal for Intel and Apple silicon.
A genuinely good terminal
Native GUI for Homebrew Casks
AI coding assistant for Xcode
Elegant HTTP Networking in Swift
MacOS Niri and Hyprland inspired tiling window manager that's developer signed and notorized (safe for managed enterprise environments). Aiming for parity and extra innovation.
Lightweight clipboard manager for macOS
rootshell - The terminal, reimagined for Apple platforms
A simple Markdown viewer for reading .md files
A lightweight, pure-Swift library for downloading and caching images from the web.
FineTune, a macOS menu bar app for per-app volume control, multi-device output, audio routing, and 10-band EQ. Free and open-source alternative to SoundSource.
The Swift Programming Language
AeroSpace is an i3-like tiling window manager for macOS
A tool for creating and running Linux containers using lightweight virtual machines on a Mac. It is written in Swift, and optimized for Apple silicon.
Official, Anthropic-managed directory of high quality Claude Code Plugins.
Turn any AI agent into an AI Scientist. The #1 Agent Skills library for science, used by 175,000+ scientists worldwide. 163 ready-to-use validated skills plus 100+ scientific databases covering biology, chemistry, medicine, and drug discovery. Compatible with Cursor, Claude Code, Codex, Pi, Antigravity, and the open Agent Skills standard.
World's first open-source, agentic video production system. 12 production pipelines, 100+ tools, 700+ agent skill and production-knowledge files. Turn your AI coding assistant into a full video production studio.
Learn it. Build it. Ship it for others.
Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown you own. AI note-taking, personal knowledge management (PKM), and an open-source Notion alternative. Based on Karpathy's LLM Wiki pattern.
Open-source framework for the research and development of foundation models.
A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows
TradingAgents: Multi-Agents LLM Financial Trading Framework
Simple, unified interface to multiple Generative AI providers
Public repository for Agent Skills
LLM 驱动的多市场股票智能分析系统：多源行情、实时新闻、决策看板与自动推送，支持零成本定时运行。 LLM-powered multi-market stock analysis system with multi-source market data, real-time news, decision dashboard, automated notifications, and cost-free scheduled runs.
The batteries-included agent harness.
Autonomous game development for Godot, Bevy, and Babylon.js with Claude Code and Codex
Desktop flight and marine radar: a real-time aircraft and marine vessel tracker powered by a Raspberry Pi and 4" round screen.
🏡 Open source home automation that puts local control and privacy first.
Universal SEO skill for Claude Code. 25 sub-skills + 18 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, backlinks, local SEO, maps intelligence, semantic clustering, e-commerce SEO, international SEO, Google APIs, and PDF/Excel reporting. Optional DataForSEO, Firecrawl, and Banana extensions.
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
Ongoing research training transformer models at scale
1 min voice data can also be used to train a good TTS model! (few shot voice cloning)
Tensors and Dynamic neural networks in Python with strong GPU acceleration
The job search that runs on your machine. AI job application framework built on Claude Code: evaluate postings, tailor CVs, write cover letters, prep interviews. Fork it and own it.
A spy satellite simulator in your browser, except the data is real. Live open source spatial intelligence on a photorealistic 3D globe.
Prompt as Code | GPT-Image2 工业级提示词引擎与模板库，530+ 个案例逆向工程，20+ 套工业级模板，并提炼出Skills，持续更新中
Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More
一个基于 JavaScript 的网盘文件下载地址获取工具。基于【网盘直链下载助手】修改 ，支持 百度网盘 / 阿里云盘 / 中国移动云盘 / 天翼云盘 / 迅雷云盘 / 夸克网盘 / UC网盘 / 123云盘 八大网盘
Use Codex from Claude Code to review code or delegate tasks.
Source Code for Sigma Web Development Course
Free, simple, and intuitive online database diagram editor and SQL generator.
⭐️ Companies that don't have a broken hiring process
Production-grade engineering skills for AI coding agents.
OpenAI Plugins
Taste-Skill - gives your AI good taste. stops the AI from generating boring, generic slop
Community curated list of templates for the nuclei engine to find security vulnerabilities.
Official remote MCP server for Atlassian. Securely connect Jira, Confluence, Jira Service Management, Bitbucket, and Compass to Claude, ChatGPT, Cursor, VS Code, and other AI tools using OAuth 2.1 or API tokens.
The Free Software Media System - Official Web Client
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
The React Framework
Action for checking out a repo
The open-source CapCut alternative
Let AI agents use your real, logged-in browser without interrupting your work. CLI + extension for browser automation across any shell-capable AI agent.
Visualize, collaborate, and evolve the software architecture with always actual and live diagrams from your code
7.4 billion tokens per month. 34 free LLM providers. 635 free model endpoints. All behind one /v1 endpoint, plus any custom OpenAI-compatible endpoint. Smart routing, automatic failover, encrypted keys. Personal experimentation only.
Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA
Never stop coding. Free MIT AI gateway: one endpoint, 350 providers (90+ free), 1200+ models Kimi, Claude, GPT, 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 450+ contributors
Hand-crafted Claude Code Skills focused on improving agent results quality. Compatible with OpenCode, Cursor, Antigravity, Gemini CLI, and others. Includes CodeRabbit open-source alternative.
The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.
Where people and agents build in tune.
Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platforms via MCP + hooks.
An enterprise-class UI design language and React UI library
Performant financial charts built with HTML5 canvas
A slide framework built for agents.
Official Compound Engineering plugin for Claude Code, Codex, Cursor, and more
#1 Persistent memory for AI coding agents based on real-world benchmarks
Help AI coding agents write modern Go
Your own search engine
A programmable Mixture-of-Models router for heterogeneous LLM inference
Create beautiful applications using Go
Beads - A memory upgrade for your coding agent
AI Agent Builder and Runtime by Docker Engineering
agent-sandbox enables easy management of isolated, stateful, singleton workloads, ideal for use cases like AI agent runtimes and reinforcement learning (RL).
Find vulnerabilities, misconfigurations, secrets, SBOM in containers, Kubernetes, code repositories, clouds and more
Declarative Continuous Deployment for Kubernetes
🤖 AI Gateway | AI Native API Gateway
GitHub's official MCP Server
Vitess is a database clustering system for horizontal scaling of MySQL.
Cost monitoring for Kubernetes workloads and cloud costs
The Docker CLI
The official Lark/飞书 CLI tool, maintained by the larksuite team — built for humans and AI Agents. Covers core business domains including Messenger, Docs, Base, Sheets, Calendar, Mail, Tasks, Meetings, and more, with 200+ commands and 20+ AI Agent Skills.
The ultimate LLM/AI application development framework in Go.
Podman: A tool for managing OCI containers and pods.
Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search
An open and reliable container runtime
RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs
Go library for the WhatsApp web multidevice API
yq is a portable command-line YAML, JSON, XML, CSV, TOML, HCL and properties processor
Distributed reliable key-value store for the most critical data of a distributed system
Comfortably monitor your network traffic 🕵️♂️
Download Udemy and Hotmart courses, YouTube videos, music and books — 1,800+ sites, no terminal. Free open-source desktop app for Windows, macOS and Linux, with a built-in course player, PDF/EPUB reader and music library. Powered by yt-dlp. Your files stay on your computer.
cursor-byok is a local implementation of Cursor's backend. https://docs.leokun.cn/
Google Workspace CLI — one command-line tool for Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and more. Dynamically built from Google Discovery Service. Includes AI agent skills.
Your Personal AI super intelligence. A brain that builds a local-first memory of your life, a fantastic orchestrator of agent fleets and workflows, and a deep researcher.
Worktrunk is a CLI for Git worktree management, designed for parallel AI agent workflows
Apache OpenDAL: One Layer, All Storage.
Mission control for your AI agents
A smarter cd command. Supports all major shells.
A Datacenter Scale Distributed Inference Serving Framework
A modern runtime for JavaScript and TypeScript.
IP addresses break, dial keys instead. A library that adds QUIC + NAT Traversal to your apps.
A lightweight desktop app to manage, sync, and organize AI agent skills across 50+ coding tools — Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.
A CAD application built with Rust — 2D/3D drawing, DWG/DXF support, and GPU-accelerated rendering
3D Reconstruction for all
Fast, Declarative, Reproducible, and Composable Developer Environments using Nix
Next Generation Agentic Proxy for AI Agents and MCP servers