Apache Ossie, industry wide specification effort to standardize how we exchange semantic metadata across analytics, AI and BI platforms, providing a vendor neutral, single source of truth for semantic data
Anti-AI-slop design skill for Claude Code, Cursor, and Codex.
The open-source CapCut alternative
🦔 PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.
A coding agent for low-cost models
Bonsai Demo
1,324-exercise fitness dataset — animation GIFs, 180×180 thumbnails, muscle-group & equipment data, and step-by-step instructions in 6 languages. The exercise data layer behind the LogPress app.
100+ AI Agent & RAG apps you can actually run — clone, customize, ship.
🤯 LobeHub is your Chief Agent Operator, organizing your agents into 7×24 operations by hiring, scheduling, and reporting on your entire AI team.
Experimental menu for GTA 5: Enhanced
DeepTutor: Lifelong Personalized Tutoring. https://deeptutor.info/.
Skills for Real Engineers. Straight from my .claude directory.
Multi-platform SDK for integrating GitHub Copilot Agent into apps and services
Skills for Design Engineers
AI coding assistant skill (Claude Code, Codex, OpenCode, Cursor, Gemini CLI, and more). Turn any folder of code, SQL schemas, R scripts, shell scripts, docs, papers, images, or videos into a queryable knowledge graph. App code + database schema + infrastructure in one graph.
Master programming by recreating your favorite technologies from scratch.
🎓 Path to a free self-taught education in Computer Science!
Multi-platform SDK for integrating GitHub Copilot Agent into apps and services
OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)
Conductor is an event driven agentic workflow engine providing durable and highly resilient execution engine for applications and AI Agents
Free implementation of Play Services
Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code
LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.
The java implementation of Apache Dubbo. An RPC and microservice framework.
Open-source IoT Platform - Device management, data collection, processing and visualization.
Agentic AI Framework for Java Developers
企业级 Agentic RAG 智能体 - 全链路覆盖文档解析、多路检索、意图识别、问题重写、会话记忆、MCP 工具调用与深度思考。面向真实业务场景，从 0 到 1 完整工程实现。
Learn System Design concepts and prepare for interviews using free resources.
A rewrite of Tachiyomi for the Desktop
Quarkus: Supersonic Subatomic Java.
Digital logic design tool and simulator
基于 Spring Boot 4.1 + Java 21 + Spring AI 2.0 + PostgreSQL + pgvector + RustFS + Redis，实现简历智能分析、AI模拟面试、知识库RAG检索等核心功能。非常适合作为学习和简历项目，学习门槛低。
Procedural terrain generation with diffusion models (in Minecraft)
基于GB28181-2016、部标808、部标1078标准实现的开箱即用的网络视频平台。自带管理页面，支持NAT穿透，支持海康、大华、宇视等品牌的IPC、NVR接入。支持国标级联，支持将普通摄像机/直播流/直播推流转国标共享到国标平台。
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
💼【AI找工作助手】全平台自动投简历脚本：(boss、前程无忧、猎聘、智联招聘)
Datadog APM client for Java
Apache Spark - A unified analytics engine for large-scale data processing
Source code for the X Recommendation Algorithm
An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs
Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc
Spark RAPIDS plugin - accelerate Apache Spark with GPUs
Human-AI Collaborative Data Science Using Visual Workflows
Gluten is a middle layer responsible for offloading JVM-based SQL engines' execution to native engines.
The Scala 3 compiler, also known as Dotty.
Open-source high-performance RISC-V processor
Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.
Open, Modular, Deep Learning Accelerator
A better build tool for Java, Scala and Kotlin: Simpler than Maven, easier than Gradle, with 3-7x faster dev workflows than other JVM build tools
Splice repository
A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility
Scientific workflow engine designed for simplicity & scalability. Trivially transition between one off use cases to massive scale production environments
Apache DataFusion Comet Spark Accelerator
An open protocol for secure data sharing
Global Workflow Composition that is Scalable, Secure, and GDPR-compliant
RISC-V Torture Test
Rocket Chip Generator
CLI tool for coding agents and developers to query the public API of any Maven JVM dependency — get symbol signatures, list packages, search by name, and inspect dependency trees. Powered by Coursier and tasty-query.
Chisel: A Modern Hardware Design Language
Modern Load Testing as Code
Material Design file manager for Android
The Kotlin Programming Language.
Native PC gaming with Steam, Epic, GOG and Amazon integrations on Android
Kernel-based Android Root Solution & KPM
hanime1的三方客户端，提高了一些播放体验
基于无障碍，高级选择器，订阅规则的自定义屏幕点击安卓应用 | An Android APP with custom screen tapping based on Accessibility, Advanced Selectors, and Subscription Rules
Development environment for Android Jetpack extension libraries under the androidx namespace. Synchronized with Android Jetpack's primary development branch on AOSP.
Un cliente de YouTube Music con Material Design 3, para Android
💊 Application to use ReVanced on Android
Carrier IMS for Pixel (TurboIMS): multilingual (中文/English) pixel ims / ims / carrierconfig / volte / vowifi / 5G+ toolkit for Google Pixel.
Free and open source manga reader for Android
The SMS Gateway for Android™ app enables sending and receiving SMS messages through an API that can be accessed directly on the device or via a cloud server when direct device access is not possible.
Using system APIs directly with adb/root privileges from normal apps through a Java process started with app_process.
Cross-platform tool for downloading Samsung mobile device firmware.
Android Matrix messenger application using the Matrix Rust Sdk and Jetpack Compose
Scaffold for building custom tools for the Light Phone III
macOS menu bar app that tells you, in plain English, what each USB-C cable plugged into your Mac can actually do
Lightning-Fast, On-Device, Multilingual TTS — running natively via ONNX.
Menu bar manager for macOS 26
Frontier CoreML audio models in your apps — text-to-speech, speech-to-text, voice activity detection, and speaker diarization. In Swift, powered by SOTA open source.
Lightweight clipboard manager for macOS
Elegant HTTP Networking in Swift
Own your AI. The native macOS harness for AI agents -- any model, persistent memory, autonomous execution, cryptographic identity. Built in Swift. Fully offline. Open source.
A tool to enforce Swift style and conventions.
A free and open-source collection of native macOS menu bar tools.
A simple Markdown viewer for reading .md files
Powerful menu bar manager for macOS
Windows alt-tab on macOS
VOICE → WORDS
The Swift Programming Language
A library for building applications in a consistent and understandable way, with composition, testing, and ergonomics in mind.
A lightweight, pure-Swift library for downloading and caching images from the web.
Apache Ossie, industry wide specification effort to standardize how we exchange semantic metadata across analytics, AI and BI platforms, providing a vendor neutral, single source of truth for semantic data
🦔 PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.
100+ AI Agent & RAG apps you can actually run — clone, customize, ship.
DeepTutor: Lifelong Personalized Tutoring. https://deeptutor.info/.
AI coding assistant skill (Claude Code, Codex, OpenCode, Cursor, Gemini CLI, and more). Turn any folder of code, SQL schemas, R scripts, shell scripts, docs, papers, images, or videos into a queryable knowledge graph. App code + database schema + infrastructure in one graph.
Zapret (Запрет обход блокировки Дискорда и Ютуба)
Python tool for converting files and office documents to Markdown.
Post-training with Tinker
The agent that grows with you
Open source repository of plugins primarily intended for knowledge workers to use in Claude Cowork
"OpenHarness: Open Agent Harness with a Built-in Personal Agent--Ohmo!"
"Vibe-Trading: Your Personal Trading Agent"
Lightweight, open-source AI agent for your tools, chats, and workflows.
Unrestricted Open-source alternative to AI video platforms — Free AI image & video generation studio with 200+ models (Flux, Midjourney, Kling, Sora, Veo). No content filters. Self-hosted, MIT licensed.
Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and growth engineering.
A WhatsApp client library for NodeJS that connects through the WhatsApp Web browser app
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
Local-first AI token usage & cost tracker for 27 coding tools — with a desktop pet, 4 widgets, achievements, native macOS/Windows apps, and a one-command CLI. Never reads prompts.
Curated list of the best free apps for PC and mobile
PairDrop: Transfer Files Cross-Platform. No Setup, No Signup.
The Privacy First PDF Toolkit
Modular logistics and supply chain operating system (LSOS)
A plugin marketplace for Claude Code/GitHub Copilot that provides Power Platform development plugins, including reusable skills, agents, and commands for building and deploying solutions.
Home of the WebKit project, the browser engine used by Safari, Mail, App Store and many other applications on macOS, iOS and Linux.
The open-source CapCut alternative
🤯 LobeHub is your Chief Agent Operator, organizing your agents into 7×24 operations by hiring, scheduling, and reporting on your entire AI team.
Skills for Design Engineers
The open source coding agent.
Become a cracked AI/ML Research Engineer
💖🧸 Self hosted, you-owned Grok Companion, a container of souls of waifu, cyber livings to bring them into our worlds, wishing to achieve Neuro-sama's altitude. Capable of realtime voice chat, Minecraft, Factorio playing. Web / macOS / Windows supported.
CLI to control iOS and Android devices for AI agents
🍍 Intuitive, type safe, light and flexible Store for Vue using the composition api with DevTools support
Let Pi control your apps on MacOS & Windows
AI coding jargon, explained in plain English.
🦋️ SuperDoc - Modern DOCX Editor and Agent SDK
Home of the Renovate CLI: Cross-platform Dependency Automation by Mend.io
Web dashboard for Hermes Agent — multi-platform AI chat, session management, scheduled jobs, usage analytics
The Open Source DocuSign Alternative.
🌐 The open-source Agentic browser; alternative to ChatGPT Atlas, Perplexity Comet, Dia.
An enterprise-class UI design language and React UI library
Send files directly between devices over the internet - no cloud storage, no size limits.
Open Source realtime backend in 1 file
scrape data from Google Maps. Extracts data such as the name, address, phone number, website URL, rating, reviews number, latitude and longitude, reviews,email and more for each place
100x Efficient Log Management than Splunk 🚀 Reduce your observability cost by 90%
Release engineering, simplified
Linux virtual machines, with a focus on running containers
A community driven registry service for Model Context Protocol (MCP) servers.
面向 Grok Build、Grok Web 与 Grok Console 的多账号 API 网关
Dapr is a portable runtime for building distributed applications across cloud and edge, combining event-driven architecture with workflow orchestration.
The task manager you actually own.
SafeLine is a self-hosted WAF(Web Application Firewall) / reverse proxy to protect your web apps from attacks and exploits.
The open-source managed agents platform. Turn coding agents into real teammates — assign tasks, track progress, compound skills.
The universal proxy platform
A framework for building, orchestrating and deploying AI agents and multi-agent workflows with support for Go.
🔥 Feature-rich interactive Jira command line.
Beads - A memory upgrade for your coding agent
OpenBao is a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys.
🌩 Self-hosted file management and sharing system, supports multiple storage providers
simple terminal UI for git commands
Internet-scale OpenID Certified™ OpenID Connect and OAuth2.1 provider that integrates with your user management through headless APIs. Solve OIDC/OAuth2 user cases over night. Consume as a service on Ory Network or self-host. Trusted by OpenAI and many others for scale and security. Written in Go.
End-to-end realtime stack for connecting humans and AI
A tool for secrets management, encryption as a service, and privileged access management
A coding agent for low-cost models
YC (S26) | Record how you work and turn that into agents. Local, private, secure. Connect to OpenClaw, Hermes agent and 100+ apps
The GitButler version control client, backed by Git, powered by Tauri/Rust/Svelte
Open source, composable payments platform | PCI compliant | SaaS and Self-host options | Enables connectivity to multiple payment, payout, fraud, vault and tokenization providers | Uplifts authorization with intelligent routing and revenue recovery | Reduce payment processing costs with cost observability | Reduces payment ops with reconciliation
Coreutils for Windows: Installer & Packaging
Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.
Lightweight coding agent that runs in your terminal
Effortlessly compose, extend, and observe every service in real-time for the first time ever.
Next Generation Agentic Proxy for AI Agents and MCP servers
Modern embedded framework, using Rust and async.
An incremental parsing system for programming tools
Hundreds of models & providers. One command to find what runs on your hardware.
Browser automation CLI for AI agents
Powerful system-level package manager for Linux, macOS and Windows written in Rust – building on top of the Conda ecosystem.
An extremely fast Python package and project manager, written in Rust.
Switch hosts quickly!
NVIDIA Infra Controller - Hardware Lifecycle Management and multitenant networking
📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics
🚀2.3x faster than MinIO for 4KB object payloads. RustFS is an open-source, S3-compatible high-performance object storage system supporting migration and coexistence with other S3-compatible platforms such as MinIO and Ceph.