Official library of CLIs generated by the CLI Printing Press. Endorsed, tested, and community-contributed.

Official Claude Code compound engineering plugin

A local web app and CLI for generating consistent images from reusable project context, not one-off prompts.

illo skill — an AI agent skill that turns ideas and articles into original print-style editorial illustrations, starring a recurring mascot. 30+ characters packs, with ability to create your own.

Cross-platform AI agent skills (SKILL.md) installable via npx skills / gh skills

Task Manager and Kanban Board for OpenClaw Agents

Community character packs for the illo editorial-illustration agent skill

Claude Code and Codex plugins by Trevin Chow

here.now agent skill — publish files to the web instantly

Orca is the next-gen IDE for building with coding agents

The agent that grows with you

Extract any website’s design system into tokens in seconds: logo, colors, typography, borders & more. One command.

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

Official xAI plugin marketplace

The most agent-ergonomic browser automation

Generate anything from your terminal

Markdown-first, long-term memory infrastructure for AI agents. Hybrid BM25 + semantic search across markdown/code files via MCP.

Python Library for NASA Earthdata APIs

Unbrowse — api native browser skill/cli for any agent. Auto-discovers APIs from browser traffic, generates skills on the fly to call APIs directly 100x faster, 80% cheaper locally.

Continuously sync your AI setups with one command. Codebase tailor suited agent skills, MCPs and config files for Claude Code, Cursor, and Codex.

Self-hosted MCP Gateway for AI agents

Browser automation CLI for AI agents

An open source web application for railway infrastructure design, capacity analysis, timetabling and simulation

AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary

AI enabled pair programmer for Claude, GPT, O Series, Grok, Deepseek, Gemini and 300+ models

Google Flights MCP and Python Library

Run Claude Code against any AI provider. DeepSeek, Groq, Ollama, OpenRouter — your call.

Garry's Opinionated OpenClaw/Hermes Agent Brain

The open alternative to Salesforce, designed for AI.

Communicate with an LLM provider using a single interface

Cross-harness evaluation and optimization for agent skills

Lossless Context Management plugin for Hermes Agent — DAG-based context engine that never loses a message

GitHub CLI extension for fork-aware owner/repo clone paths

No description.

No description.

Linux-native SmartSDR client for FlexRadio (FLEX-6000/8600) — Qt6 + C++20

Lightweight multi-agent framework — describe a goal, the framework auto-decomposes it into tasks and runs them in parallel. Works with Claude, GPT, and local models.

Mooncake is the serving platform for Kimi, a leading LLM service provided by Moonshot AI.

Extendable version manager with support for Ruby, Node.js, Elixir, Erlang & more

Documentation website for Keploy

Dreo Smart Device Integration for Home Assistant

Sophisticated static program analysis framework for the R programming language.

Audit which Claude Code skills you actually use — surface dead installs and hallucinated invocations from your session logs.

A fast minimal dependency implementation of Apache Parquet

Markdown To PowerPoint converter

A luxurious package manager for Lua

DIY card games and proxies with Silhouette cutting machines

A free collection of curated, high-quality resources to take you from Bronze to Platinum and beyond.

no_std Hardware Abstraction Layers for ESP32 microcontrollers

Admin portal for the Talawa Mobile App. Click on the link below to see our documentation

Virtual filesystem agents can write, search, query, and trust

The python library for easy aptamer design.

A minimalist, open source online pastebin where the server has zero knowledge of pasted data. Data is encrypted/decrypted in the browser using 256 bits AES.

Local API emulation for CI and no-network sandboxes

Internal Beman Project infrastructure repo

Vizro is a low-code toolkit for building high-quality data visualization apps.

Open Source XRP Ledger Explorer

Apache Fluss is a streaming storage built for real-time analytics.

A framework to build Slack apps using JavaScript

Rapidly build modern applications with advanced configuration management

A lightweight, configurable, and real-time simulator designed to mimic the behavior of vLLM without the need for GPUs or running actual heavy models.

AI agent dispatch platform — Slack conversations → CLI agents (claude/codex/opencode) → structured GitHub Issues. Priority queue, multi-worker, dynamic skill loading.

A local-first, persistent cognition substrate for AI agents. Single Go binary + MCP server backed by local SQLite.

Powerful protection for AI agents - Open-source security and cost tracking for AI applications

A blazing-fast, multithreaded hash cracker built with Rust.

Harden your package manager configs against supply chain attacks.

No description.

A metadata standard for public software

No description.

The Stan Math Library is a C++ template library for automatic differentiation of any order using forward, reverse, and mixed modes. It includes a range of built-in functions for probabilistic modeling, linear algebra, and equation solving.

Official Transmission BitTorrent client repository

spam EVM execution nodes over JSON-RPC & run benchmarks

Turn images into clean, scalable SVGs with speed and precision. Cross-platform raster-to-SVG conversion with expanding multi-language support.

Essencium Backend is a software library built on top of Spring Boot that allows developers to quickly get started on new software projects. Essencium provides, for example, a fully implemented role-rights concept as well as various field-tested solutions for access management and authentication.

An upload manager with built-in validation, image compression, thumbnail generation, and cloud storage support.

Battery packs help you get up and going quickly with Rust!

MCP server for multi-session Claude Code coordination via Temporal

The E2E AI testing tool | No ML Overhead

Mobile client for Mostro p2p

CLI toolkit for agentic AI — turn any MCP server into a queryable knowledge graph.

No description.

Minimalist Android Launcher

Free and open source alternative to Wispr Flow / Superwhisper / Monologue / etc

No description.

No description.

Sigil — hardware-first systems language: algebraic effects, autodiff, SMT verification, multi-GPU backends. No LLVM.

A lightweight next-gen data explorer - Postgres, MySQL, SQLite, MongoDB, Redis, MariaDB, Elastic Search, and Clickhouse with Chat interface

Identify songs in seconds

Fast rule-based SQL linter on PyPI (sql-sop). 15 rules, 21 tests, 0.08s scans. Pre-commit hook + GitHub Action. 195+ monthly downloads.

General purpose 3D and 2D game engine using Go (golang) and Vulkan with built in editor

See where your AI coding tokens go. Interactive TUI dashboard for Claude Code, Codex, and Cursor cost observability.

Kubernetes IN Docker - local clusters for testing Kubernetes

Everything your business needs to talk to customers — phone numbers, call queues, CRM, AI bots. One app, open source.

No description.

Site infrastructure for gwern.net. Custom Hakyll website with unique link archiving, popup UX, transclusions/collapses, dark+reader mode, bidirectional backlinks, and typography (sidenotes, dropcaps, link icons, inflation-adjustment, subscripted-citations).

Apache Pinot - A realtime distributed OLAP datastore

No description.

The community-driven digital portal for Las Piñas City—built for transparency, accessibility, and better local governance.

The CHT Core Framework makes it faster to build responsive, offline-first digital health apps that equip health workers to provide better care in their communities. It is a central resource of the Community Health Toolkit.

light-curve feature extraction library for Python

Terminal UI library

Ansible collection for build and run Fabric-X networks.

K-O11y Install - Helm charts, Go CLI, DDL

Bridge an MCP stdio client (Claude Desktop) to a remote MCP server speaking the SSE transport without the need to use Node.js. Zero dependencies, single binary.

ArubaCloud Go SDK

Welcome to the MUSE2 repository

TraceRoot - open-source observability and self-healing layer for AI agents. YC S25

A repository for the OpenTelemetry Ecosystem Explorer, a tool to help users discover and learn about the various projects in the OpenTelemetry ecosystem.

⚡ Fast, async, stream-based link checker written in Rust. Finds broken URLs and mail addresses inside Markdown, HTML, reStructuredText, websites and more!

No description.

A beautiful and functional email client for your terminal, built with Go and the charming Bubble Tea TUI library. Never leave your command line to check your inbox or send an email again!

A clear ArduPilot configuration sequence

Monorepo for all CICS related APIs and Apps built by Zowe Clients

Install 7-law discipline + instinct-based learning (Mulahazah) into Claude Code — hooks observe every session, instincts strengthen or decay with confidence scoring

"Sossoldi" is a wealth management / personal finance / Net Worth tracking app, made with Flutter.

World's first fully integrated and fully Automated Kubernetes management and orchestration solution

A robust, high-performance execution client for Ethereum node operators.

Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests.

:octocat: Browser extension that simplifies the GitHub interface and adds useful features

ChronalLabs is an open-source civic-technology initiative focused on building practical, scalable tools that solve real-world public challenges. This repository serves as the central coordination hub for our Google Summer of Code (GSoC) project ideas, contributor guidelines, architectural discussions, and long-term civic-tech roadmap.

Modern REST framework for Django with types and async support!

The context development platform. Store, enrich, and retrieve structured knowledge with graph-native infrastructure, semantic retrieval, and portable context cores.

MCP server for Grafana

Open-source workspace collaboration platform - chat, video calls, projects, files, calendar, notes, AI tools

Symfony bundle for Workerman — async HTTP server, scheduler, and supervisor replacing php-fpm + nginx + cron + supervisord in pure PHP

New home for Kubestellar documentations and supporting platform

🔵 Application core of BIIGLE

Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.

💎💨 Extremely fast Ruby version and gem manager

A native Delta implementation for integration with any query engine

Phel is a functional, Lisp-inspired programming language that compiles to PHP. It brings the expressive power of Clojure and the simplicity of Janet to the PHP ecosystem.

The OpenTelemetry .NET Client

Spotify Web API SDK implemented on Rust

DragonOS is an operating system developed from scratch using Rust, with Linux compatibility. It is designed for **Serverless** scenarios. 使用Rust从0自研内核，具有Linux兼容性的操作系统，面向云计算Serverless场景而设计。

Official main repository for LFortran

Spectrum Web Components

json-joy is a library that implements cutting-edge real-time and collaborative editing algorithms and utilities for JSON data models, with a focus on developing the JSON CRDT (Conflict-free Replicated Data Type) specification and implementation.

Matrix Client-Server SDK for Rust

A reverse proxy that provides authentication with Google, Azure, OpenID Connect and many more identity providers.

🥼🧬🧪🔬🧫🦠 - Continuously tests Prisma Client with various operating systems, frameworks, platforms, databases and more.

Declarative Continuous Deployment for Kubernetes

The web framework for content-driven websites. ⭐️ Star to support our work!

An AI-powered GitHub code review tool that uses LLMs to detect high-confidence, high-impact issues—such as security vulnerabilities, bugs, and maintainability concerns.

Firefox Profiler — Web app for Firefox performance analysis

Pure-Python Git implementation

Supercharge Git inside VS Code and unlock untapped knowledge within each repository — Visualize code authorship at a glance via Git blame annotations and CodeLens, seamlessly navigate and explore Git repositories, gain valuable insights via rich visualizations and powerful comparison commands, and so much more

Source code to djangoproject.com

Scrapy, a fast high-level web crawling & scraping framework for Python.

An extensive math library for JavaScript and Node.js

Netlify Command Line Interface

Tools to support converting a Python project into a standalone native application.

A type-safe TypeScript SQL query builder

Framework for AI Backend. Build and run AI agents like microservices - scalable, observable, and identity-aware from day one.

Kubernetes in Kubernetes

The best place to learn data engineering. Built and maintained by the data engineering community.

Blazor Component Library based on Material Design principles with an emphasis on ease of use and extensibility

Open-source, AI-native, low-code platform for API orchestration, workflow automation, and AI agent integration across internal systems and SaaS products.

icalendar parser library for Python

The best OSS remote pair programming app.

A simple, fast and user-friendly alternative to 'find'

Type-driven dependency injection for Python. Fail-fast validation, explicit lifetimes, native integrations for FastAPI, Flask, Django, and more.

The fastest and the most accurate file search toolkit for AI agents, Neovim, Rust, C, and NodeJS

Framework for developing, backtesting, and deploying automated trading algorithms and trading bots.

Stateless Postgres Query Router.

Multi-session AI coding terminal manager - autonomously orchestrate Claude, Codex, Gemini, OpenCode, Cursor

A tool to verify that your files are in harmony with your .editorconfig

The music player of today! :city_sunrise:

A dead simple Go library for sending notifications to various messaging services.

A fast Golang Redis client that supports Client Side Caching, Auto Pipelining, RDMA, etc.

⚒️ Redocly CLI makes OpenAPI easy. Lint/validate to any standard, generate beautiful docs, and more.

:black_heart: Create and share beautiful images of your source code

Create beautiful image of your source code.

A tool for glamorous shell scripts 🎀

Light, fluffy, and always free - AWS Local Emulator

Probably the sharpest git repository organizer & rebase/merge workflow automation tool you've ever seen

A multi-shell completion binary.

A Python compiler design toolkit.

SPy language

High level architecture overview

A multi-cluster batch queuing system for high-throughput workloads on Kubernetes.

No description.

Upgrade all the things

A modern Ruby framework designed for non-blocking I/O and simpler infrastructure

DeepInverse: a PyTorch library for solving imaging inverse problems using deep learning

Cost-efficient and pluggable Infrastructure components for GenAI inference

A self-hosted digital asset manager for 3d print files.

ToolHive is an enterprise-grade platform for running and managing Model Context Protocol (MCP) servers.

a digital safe with multiple keys, held by people you trust

Simple GTK Paint Program

Fullstack app framework for web, desktop, and mobile.

JupyterGIS - Collaborative GIS editor in Jupyter

Web UI for Jaeger

Open-Source Web UI for managing Apache Kafka clusters

Your CLI home video recorder 📼

Create stunning demos for free. Open-source, no subscriptions, no watermarks, and free for commercial use. An alternative to Screen Studio.

Transform your favorite cities into beautiful, minimalist designs. MapToPoster lets you create and export visually striking map posters with code.

The open source error catcher that's Airbrake API compliant :ukraine:

Homogeneous Kubernetes clusters at scale on any infrastructure using hosted control planes.

Open source solutions for SOC2, GDPR, and ISO27001

GRASS - free and open-source geospatial processing engine