JavaScript/TypeScript-native, low-boilerplate, object-capability RPC system
Free and Open Source, Distributed, RESTful Search Engine
Truly independent web browser
"RAG-Anything: All-in-One RAG Framework"
Ultralytics YOLO 🚀
Connect, secure, control, and observe services.
Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performance—up to 40 times faster—thanks to httprouter. Gin is designed for building REST APIs, web applications, and microservices.
Free, open source crypto trading bot
The official repo for “Dolphin: Document Image Parsing via Heterogeneous Anchor Prompting”, ACL, 2025.
Cybersecurity AI (CAI), the framework for AI Security
🥢像老乡鸡🐔那样做饭。主要部分于2024年完工，非老乡鸡官方仓库。文字来自《老乡鸡菜品溯源报告》，并做归纳、编辑与整理。CookLikeHOC.
A collection of (mostly) technical things every software developer should know about
Web-Scale Blockchain for fast, secure, scalable, decentralized apps and marketplaces.
A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.
The Web framework for perfectionists with deadlines.
Explain complex systems using visuals and simple terms. Help you prepare for system design interviews.
Run your own AI cluster at home with everyday devices 📱💻 🖥️⌚
Free and Open Source, Distributed, RESTful Search Engine
Real-time observability system with agentless, performance cluster, prometheus-compatible, custom monitoring and status page building capabilities.
Free universal database tool and SQL client
Telegram for Android source
Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
Design patterns implemented in Java
Graphical Java application for managing BibTeX and BibLaTeX (.bib) databases
Mirror of Apache Kafka
Apache Pulsar - distributed pub-sub messaging system
Apache Cassandra®
Open Source Identity and Access Management For Modern Applications and Services
「数据可视化：报表、大屏、数据看板」积木报表是一款类Excel操作风格，在线拖拽设计的报表工具和和数据可视化产品。功能涵盖: 报表设计、大屏设计、打印设计、图形报表、仪表盘门户设计等，完全免费！秉承“简单、易用、专业”的产品理念，极大的降低报表开发难度、缩短开发周期、解决各类报表难题。
Open-source IoT Platform - Device management, data collection, processing and visualization.
World's most powerful open data catalog for building a high-performance, geo-distributed and federated metadata lake.
阿里巴巴 MySQL binlog 增量订阅&消费组件
Logstash - transport and process your logs, events, or other data
Apache Hadoop
视频播放器（IJKplayer、ExoPlayer、MediaPlayer），HTTPS，16k page size，支持弹幕，外挂字幕，支持滤镜、水印、gif截图，片头广告、中间广告，多个同时播放，支持基本的拖动，声音、亮度调节，支持边播边缓存，支持视频自带rotation的旋转（90,270之类），重力旋转与手动旋转的同步支持，支持列表播放 ，列表全屏动画，视频加载速度，列表小窗口支持拖动，动画效果，调整比例，多分辨率切换，支持切换播放器，进度条小窗口预览，列表切换详情页面无缝播放，rtsp、concat、mpeg。
The automation tower defense RTS
Apache Spark - A unified analytics engine for large-scale data processing
A better build tool for Java, Scala and Kotlin: 3-6x faster than Maven or Gradle, less fiddling with plugins, and more easily explorable in your IDE
Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc
An Agile RISC-V SoC Design Framework with in-order cores, out-of-order cores, accelerators, and more
Gluten is a middle layer responsible for offloading JVM-based SQL engines' execution to native engines.
An open protocol for secure data sharing
Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.
Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.
A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility
The Scala 3 compiler, also known as Dotty.
Rocket Chip Generator
The Scala HTTP client you always wanted!
Chisel: A Modern Hardware Design Language
Open-source high-performance RISC-V processor
Spark RAPIDS plugin - accelerate Apache Spark with GPUs
sbt, the interactive build tool
Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3
TheHive: a Scalable, Open Source and Free Security Incident Response Platform
A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.
Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala
Protocol buffer compiler for Scala.
The Kotlin Programming Language.
集找番、追番、看番的一站式弹幕追番平台，云收藏同步 (Bangumi)，离线缓存，BitTorrent，弹幕云过滤。100% Kotlin/Compose Multiplatform
🖼️ Image Toolbox is a powerful app for advanced image manipulation. It offers dozens of features, from basic tools like crop and draw to filters, OCR, and a wide range of image processing options
Browse your memories without any interruptions with this photo and video gallery
Koog is the official Kotlin framework for building predictable, fault-tolerant and enterprise-ready AI agents across all platforms – from backend services to Android and iOS, JVM, and even in-browser environments. Koog is based on our AI products expertise and provides proven solutions for complex LLM and AI problems
Use your phone as a dashcam and save the last 30 minutes when you need them.
Just a music player.
A collection of samples to discuss and showcase different architectural tools and patterns for Android apps.
Pocket Casts Android 🎧
Ad-free facebook lite for Android.
A collection of samples of different Android OS platform APIs.
🦭 Video/Audio Downloader for Android, based on yt-dlp
A fully fledged audio module created for music apps. Provides audio playback, external media controls, background mode and more!
A simple music app using YouTube Music for backend
Painless E2E Automation for Mobile and Web
语燕拼音输入法-一款基于Rime定制开发的九键、全拼、双拼、手写、火星文等方案、支持悬浮、单手、数字行等键盘模式的中文输入法
A fully functional Android app built entirely with Kotlin and Jetpack Compose
安卓电视直播APK：IPTV/網頁視頻支持X5，可自定義源(支持webview://格式)，IPTV支持畫中畫和熄屏播放。 Android TV Live APK: IPTV/web video supports X5, customizable sources (support webview:// format), IPTV supports picture-in-picture and off-screen playback.
同文安卓輸入法平臺3.x/Android-rime/Rime Input Method Engine for Android
A library for building applications in a consistent and understandable way, with composition, testing, and ergonomics in mind.
The easiest way to install and switch between multiple versions of Xcode - with a mouse click.
TheBoringNotch: Not so boring notch That Rocks 🎸🎶
Used to integrate the Facebook Platform with your iOS & tvOS apps.
A toolkit for SQLite databases, with a focus on application development
A lightweight, pure-Swift library for downloading and caching images from the web.
Elegant HTTP Networking in Swift
macOS and Linux VMs on Apple Silicon to use in CI and other automations
🖥 Control your display's brightness & volume on your Mac as if it was a native Apple Display. Use Apple Keyboard keys or custom shortcuts. Shows the native macOS OSDs.
Event-driven network application framework for high performance protocol servers & clients, non-blocking.
📸 A powerful, high-performance React Native Camera library.
OpenTelemetry API for Swift
A command-line tool and Xcode Extension for formatting Swift code
An automated insulin delivery app for iOS, built on LoopKit
A Swift command line tool for generating your Xcode project
A <Video /> component for react-native
Datadog SDK for iOS - Swift and Objective-C.
📱 A strongly-typed, caching GraphQL client for iOS, written in Swift.
Microsoft Authentication Library (MSAL) for iOS and macOS
A set of Swift libraries for parsing, inspecting, generating, and transforming Swift source code.
Display and customize Markdown text in SwiftUI
Introspect underlying UIKit/AppKit components from SwiftUI
"RAG-Anything: All-in-One RAG Framework"
Ultralytics YOLO 🚀
Free, open source crypto trading bot
The official repo for “Dolphin: Document Image Parsing via Heterogeneous Anchor Prompting”, ACL, 2025.
Cybersecurity AI (CAI), the framework for AI Security
The Web framework for perfectionists with deadlines.
Run your own AI cluster at home with everyday devices 📱💻 🖥️⌚
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
Command-line program to download videos from YouTube.com and other video sites
30 days of Python programming challenge is a step-by-step guide to learn the Python programming language in 30 days. This challenge may take more than100 days, follow your own pace. These videos may help too: https://www.youtube.com/channel/UC7PNRuno1rzYPb1xLa4yktw
Gen-AI Chat for Teams - Think ChatGPT if it had access to your team's unique knowledge.
Focus on prompting and generating
Stable Diffusion web UI
Video-based AI memory library. Store millions of text chunks in MP4 files with lightning-fast semantic search. No database needed.
Klavis AI (YC X25): MCP integration layers that let AI agents use thousands of tools reliably.
Tools for checking ACL paper submissions
The authentication glue you need.
A collective list of free APIs
📚 Freely available programming books
🥢像老乡鸡🐔那样做饭。主要部分于2024年完工，非老乡鸡官方仓库。文字来自《老乡鸡菜品溯源报告》，并做归纳、编辑与整理。CookLikeHOC.
Minecraft AI with LLMs+Mineflayer
⭐️ Companies that don't have a broken hiring process
This repo includes ChatGPT prompt curation to use ChatGPT and other LLM tools better.
Collection of extracted System Prompts from popular chatbots like ChatGPT, Claude & Gemini
Node.js JavaScript runtime ✨🐢🚀✨
Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate beautiful documentation from a Swagger-compliant API.
The all-in-one Desktop & Docker AI application with built-in RAG, AI agents, No-code agent builder, MCP compatibility, and more.
Community curated list of templates for the nuclei engine to find security vulnerabilities.
🔥 The free & Open Source DocuSign alternative
Independent technology for modern publishing, memberships, subscriptions and newsletters.
VNC client web application
The iconic SVG, font, and CSS toolkit
Official electron build of draw.io
Community-contributed instructions, prompts, and configurations to help you make the most of GitHub Copilot.
Open source RabbitMQ: core server and tier 1 (built-in) plugins
猫抓 浏览器资源嗅探扩展 / cat-catch Browser Resource Sniffing Extension
</> htmx - high power tools for HTML
JavaScript/TypeScript-native, low-boilerplate, object-capability RPC system
A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.
The repository for high quality TypeScript type definitions.
Get to green PRs in half the time. Nx optimizes your builds, scales your CI, and fixes failed PRs. Built for developers and AI agents.
A payments protocol for the internet. Built on HTTP.
💯 Curated coding interview preparation materials for busy software engineers
🤖 Fully typesafe Router for React (and friends) w/ built-in caching, 1st class search-param APIs, client-side cache integration and isomorphic rendering.
🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.
⚡️ GenBI (Generative BI) queries any database in natural language, generates accurate SQL (Text-to-SQL), charts (Text-to-Chart), and AI-powered insights in seconds.
PandaWiki 是一款 AI 大模型驱动的开源知识库搭建系统，帮助你快速构建智能化的 产品文档、技术文档、FAQ、博客系统，借助大模型的力量为你提供 AI 创作、AI 问答、AI 搜索等能力。
very good whiteboard SDK / infinite canvas SDK
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
Evolution API is an open-source WhatsApp integration API
Docs MCP Server: Enhance Your AI Coding Assistant
Backlog.md - A tool for managing project collaboration between humans and AI Agents in a git ecosystem
A powerful GUI app and Toolkit for Claude Code - Create custom agents, manage interactive Claude Code sessions, run secure background agents, and more.
High performance self-hosted photo and video management solution.
Welcome to New Expensify: a complete re-imagination of financial collaboration, centered around chat. Help us build the next generation of Expensify by sharing feedback and contributing to the code.
A glossy Matrix collaboration client for the web.
Connect, secure, control, and observe services.
Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performance—up to 40 times faster—thanks to httprouter. Gin is designed for building REST APIs, web applications, and microservices.
Declarative Continuous Deployment for Kubernetes
End-to-end realtime stack for connecting humans and AI
Everything required to run your own Base node
GitHub’s official command line tool
The Go language implementation of gRPC. HTTP/2 based RPC
A declarative, simple, fast, and fun package for building command line tools in Go
A Commander for modern Go CLI interactions
A highly extensible Git implementation in pure Go.
Git with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD
Redis Go client
solar charging ☀️🚘
The Kubernetes Package Manager
gRPC to JSON proxy generator following the gRPC HTTP spec
Go implementation of the Ethereum protocol
OpenTelemetry Collector
CasaOS - A simple, easy-to-use, elegant open-source Personal Cloud system.
A full-featured Golang Development Framework.
Get up and running with OpenAI gpt-oss, DeepSeek-R1, Gemma 3 and other models.
A tool for secrets management, encryption as a service, and privileged access management
MinIO is a high-performance, S3 compatible object store, open sourced under GNU AGPLv3 license.
Application Kernel for Containers
Contrib repository for the OpenTelemetry Collector
Web-Scale Blockchain for fast, secure, scalable, decentralized apps and marketplaces.
A refreshingly simple data-driven game engine built in Rust
A lightweight and high-performance reverse proxy for NAT traversal, written in Rust. An alternative to frp and ngrok.
An extremely fast Python linter and code formatter, written in Rust.
The AI framework that adds the engineering to prompt engineering (Python/TS/Ruby/Java/C#/Rust/Go compatible)
An open source graphics editor for 2025: comprehensive 2D content creation tool suite for graphic design, digital art, and interactive real-time motion graphics — featuring node-based procedural editing
A cross-platform GUI library for Rust, inspired by Elm
Slint is an open-source declarative GUI toolkit to build native user interfaces for Rust, C++, JavaScript, or Python apps.
AI-powered desktop automation — open source, MIT-licensed, cross-platform, accessibility-first. Works across all apps and browsers. Inspired by GitHub Actions & Playwright. 100x faster than generic AI agents, >95% success rate, no vendor lock-in.
🌴 Empowering everyone to build reliable and efficient smart contracts.
An open-source remote desktop application designed for self-hosting, as an alternative to TeamViewer.
A smarter cd command. Supports all major shells.
an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM
The Parity Polkadot Blockchain SDK
🥧 Savoury implementation of the QUIC transport protocol and HTTP/3
Modular, contributor-friendly and blazing-fast implementation of the Ethereum protocol, in Rust
Apache DataFusion SQL Query Engine
Aptos is a layer 1 blockchain built to support the widespread use of blockchain through better technology and user experience.
A simple, decentralized mesh VPN with WireGuard support.
A new markup-based typesetting system that is powerful and easy to learn.
Fullstack app framework for web, desktop, and mobile.
Official Rust implementation of Apache Arrow
Modern columnar data format for ML and LLMs implemented in Rust. Convert from parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming..