All projects

Community-curated collection of free public APIs organized by domain. Developers can browse categorized listings to discover interfaces suitable for integration into their own products and side projects.

Open-source tutorial collection teaches large-scale system design and interview preparation, offering architecture diagrams, case studies, problem walkthroughs, and Anki flashcards for software engineers.

Skills framework and development methodology for coding agents, providing installable workflow packages covering planning, testing, debugging, and collaboration to make agent-assisted software development more reliable.

Curated collection of project-based programming tutorials organized by language, guiding developers to learn by building complete applications from scratch through hands-on practice.

Collection of Agent Skills for real-world engineering scenarios, packaging workflows such as grill reviews for use across coding agents directly.

The Linux kernel source tree, providing core OS services like scheduling, memory, filesystems, drivers, and hardware support.

An open-source agent runtime shell from DeepSeek using a fully plugin-based architecture with a web interface, turning language models into executors for multi-step tasks for developers building assistants.

Single CLAUDE.md skills file distilled from Andrej Karpathy's observations on LLM coding pitfalls, guiding Claude Code toward clearer planning, verification, and higher-quality code output.

Open self-study curriculum covering the full computer science degree path, aggregating top online courses for independent learners worldwide at no cost.

Nonprofit free-domain service and learning guide covering registration, DNS setup, and website deployment, aimed at students and beginners who need no-cost domains and end-to-end hosting tutorials.

Feature-rich command-line audio and video downloader supporting thousands of websites, with format selection, playlist handling, subtitles, and post-processing for archivists and power users.

Open-source Windows and Office activator featuring HWID, Ohook, TSforge, and Online KMS activation methods, along with advanced troubleshooting.

A delightful community-driven framework for managing Zsh with hundreds of plugins, themes, and easy updates.

Experimental open-source framework for making GPT-4 fully autonomous and for building, deploying, and running AI agents through natural language or visual tools, supporting on-demand and scheduled execution.

Lightweight Python utility converting PDFs, Office documents, images, audio, HTML, and other files to Markdown for LLM text-analysis pipelines developers.

Web data API designed for AI agents and developers to search, scrape, crawl, and extract structured data from websites at scale, returning clean Markdown and JSON ready for retrieval and downstream processing.

Anthropic's official collection of reusable Agent Skills examples spanning creative, technical, and enterprise workflows for developers to adapt and mount.

A collection of useful .gitignore templates

Large open collection of example prompts for ChatGPT and similar models, with interactive guides and companion learning materials to help users practice prompt writing and reuse patterns.

Library of personality-driven specialist agent personas spanning frontend, marketing, engineering, and operations, installable into Claude Code, Cursor, and other coding assistants for reusable expert workflows.

Self-hosted multi-model chat and AI aggregation platform supporting Ollama and OpenAI-compatible APIs, plugins, and team collaboration management for organizations and individuals.

A modern GUI client based on Tauri, designed to run in Windows, macOS and Linux for tailored proxy experience

Supplies a coding skill package that steers AI agents toward minimal, maintainable implementations, encouraging reuse of existing code and avoidance of unnecessary new functionality.

Curated collection of leaked and published system prompts, internal tool definitions, and model details from dozens of AI coding and assistant tools like Cursor, Claude Code, and Devin for researchers and engineers studying prompt design.

Provides a popular React full-stack framework with current React features and Rust-based tooling, helping web developers build and deploy production applications.

Curated collection for AI developers featuring more than one hundred runnable open-source templates for AI agents, agent skills, and retrieval-augmented generation applications.

Community-maintained collection of publicly available IPTV channels from around the world, offering playlists and stream sources for import into video players.

The official repository for the open-source Go programming language and standard toolchain, providing compilers, libraries, and tools for building simple, reliable, and efficient software.

Toolkit for Spec-Driven Development with AI coding agents, supplying reusable templates, checklists, and slash commands that guide teams from requirements and planning through implementation with structured specifications.

Cross-platform desktop assistant for managing configurations, model switching, and sessions across Claude Code, Codex, OpenCode, and other coding agents centrally.

A node-based interface for building and running Stable Diffusion workflows. [#opensource](https://github.com/comfyanonymous/ComfyUI)

Opinionated Claude Code configuration from Garry Tan bundling 23 role-based slash commands covering CEO, designer, engineering manager, release, documentation, and QA workflows to standardize AI-assisted development.

Virtual whiteboard for sketching hand-drawn like diagrams

Portable AI skill supplying design intelligence that helps agents generate professional-grade UI/UX layouts and interactions across multiple platforms for product developers.

Coding articles to level up your development skills

An open-source remote desktop application supporting self-hosted relay servers as an alternative to TeamViewer, enabling users to remotely control desktops out of the box with their own infrastructure.

Open-source, cross-platform JavaScript runtime for servers and tooling, providing a unified execution foundation used by backend developers and JavaScript build ecosystems worldwide.

Assistant skill for Claude Code, Cursor and similar tools that turns codebases, docs, schemas and PDFs into queryable knowledge graphs using local deterministic AST parsing.

:books: 免费的计算机编程类中文书籍，欢迎投稿

The main source for the Rust programming language, including the compiler, standard library, and documentation for reliable systems software.

Curated collection of DESIGN.md files distilled from popular brand design systems, helping developers guide coding agents to generate consistent, high-quality user interfaces matching a chosen visual style.

A GUI client for Windows, Linux and macOS, support Xray and sing-box and others

Open-source library enabling AI agents to operate web browsers like humans, providing automated browsing and task execution for web automation workflows.

High-performance self-hosted photo and video management solution offering automatic backup, album sharing, and intelligent search for users replacing cloud storage.

Systematically categorized curated list of high-quality macOS applications, helping Mac users search, discover, and install software across different functional categories.

A typed superset of JavaScript for large-scale apps that compiles to clean JavaScript with rich tooling and type checking.

[Wispr Flow](https://wisprflow.ai/) - Flow makes writing quick with seamless voice dictation for any application on your computer.

Offers a unified LLM interface, agent runtime loop, terminal UI, and coding-agent CLI that reads, edits, and executes code to complete software development tasks.

Modern unified runtime for JavaScript and TypeScript built on newer technologies, offering secure defaults, high performance, and an integrated standard toolchain for developers.

Multi-agent LLM financial trading framework coordinating specialized agents for stock analysis, decision-making, and automated trading research for quantitative developers and researchers.

Instruction pack and proxy for coding agents that reduces token usage through ultra-concise phrasing while preserving original code and error messages verbatim.

Source repository for the modern Windows Terminal and the original Windows console host, providing multi-tab, high-performance command-line experience with shared components.

科技爱好者周刊，每周五发布

A highly extensible Vim-fork text editor with a modern API, async jobs, embedded terminal, and broad language support for developers.

Comprehensive frontend framework for web developers to build applications with components, templates, forms, routing, and full engineering tooling and support.

Magnificent app which corrects your previous console command.

Utility-first, atomic CSS framework for frontend developers, enabling rapid construction of custom user interfaces by composing small utility classes directly in markup.

Application performing real-time face swapping and one-click video deepfakes from a single image, supporting live streaming and video processing workflows.

Autonomous research system where AI agents iteratively run training experiments to optimize language models overnight on single-GPU setups with minimal supervision.

JavaScript API for Chrome and Firefox

A collection of MCP servers.

POSIX-compliant bash script for managing multiple active Node.js versions, enabling developers to quickly install, switch, and test different Node runtime environments from the command line.

Sensing platform turning commodity WiFi signals into real-time spatial awareness, presence detection, and vital-sign monitoring without video, with smart-home integration support.

Persistent memory system for coding agents that captures session activity, compresses it with AI, and injects relevant context into future sessions across Claude Code, Codex, Gemini, and others.

A command-line OSINT tool that hunts down social media accounts by username across hundreds of social networks.

Open-source cross-platform alternative to AirDrop sharing files and messages over encrypted local direct connections without internet for nearby users and devices.

Open-source Retrieval-Augmented Generation engine combining document parsing, retrieval, and agent capabilities to provide a context layer for enterprise LLM applications.

Open-source computer vision library providing fundamental image and video processing plus vision algorithms for developers building perception applications across domains.

Model Context Protocol Servers

Free open-source cross-platform video editor for creators, offering watermark-free editing with an extensible plugin architecture as a community alternative to CapCut.

:tada: A magical vue admin https://panjiachen.github.io/vue-element-admin

Lightweight multilingual OCR toolkit converting PDFs and images into structured data for AI workflows, supporting 100+ languages for developers building document parsing pipelines.

Agent skill package improving AI-generated front-end design with layout, typography, motion, and reference guidelines that prevent generic and uninspiring user interfaces.

Self-hosted control center for AI software development agents that schedules multiple agents and automates routine coding and development workflow tasks.

✨ Zero-config AI chat assistant. No API key needed - sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top models. Pay-as-you-go saves you more. Available on Web, iOS, macOS, Android, Linux, Windows.

Self-hosted AI workspace.

Real-time global intelligence dashboard that aggregates news with geopolitical and infrastructure signals, providing a unified situational awareness interface across multiple devices.

Lets AI agents read and search content across Twitter, Reddit, YouTube, GitHub, Bilibili, and Xiaohongshu through one CLI, providing developers and researchers broad web access without paying platform API fees.

mall项目是一套电商系统，包括前台商城系统及后台管理系统，基于Spring Boot+MyBatis实现，采用Docker容器化部署。 前台商城系统包含首页门户、商品推荐、商品搜索、商品展示、购物车、订单流程、会员中心、客户服务、帮助中心等模块。 后台管理系统包含商品管理、订单管理、会员管理、促销管理、运营管理、内容管理、统计报表、财务管理、权限管理、设置等模块。

Offers an open-source, large-language-model-friendly web crawler and scraper that extracts clean, structured data for retrieval-augmented generation and autonomous agent pipelines.

A fast, portable command-line fuzzy finder that supercharges file search, history browsing, and shell workflows.

Adaptive web-scraping framework scaling from single requests to full-site crawls, helping developers handle modern dynamic pages efficiently with parsing and automation features.

Open-source chat platform integrating multi-model conversation, plugins, and agents, enabling users to orchestrate agent teams and deploy collaborative AI workspaces.

A simple terminal UI for Git that makes staging, rebasing, cherry-picking, and resolving conflicts fast and visual.

A curated collection of PDF textbook links covering primary, secondary, and university subjects, allowing Chinese students and self-learners to browse and download study materials.

Free monospaced font with programming ligatures

A resident CLI proxy that filters and compresses output from common development commands to cut token usage in AI coding sessions, packaged as a dependency-free Rust binary.

Orchestrates multiple coding agents as managed workers toward business goals, providing task assignment, approval workflows, budget controls, and isolated workspaces for organizational oversight.

A list of useful payloads and bypass for Web Application Security and Pentest/CTF