Developer Tools

microsoft

playwright

★ 96,872

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

oven-sh

bun

★ 96,029

A fast JavaScript runtime, bundler, test runner and package manager.

puppeteer

puppeteer

★ 95,621

JavaScript API for Chrome and Firefox

thedotmack

claude-mem

★ 94,919

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.

3b1b

manim

★ 94,318

Animation engine for explanatory math videos. Create a conda environment using conda create -n manim python=3.9.

Stirling-Tools

Stirling-PDF

★ 93,263

Stirling PDF is an open-source PDF platform with 50+ tools to edit, merge, sign, redact, convert, and OCR files, self-hosted so documents never leave your servers.

localsend

localsend

★ 92,990

LocalSend transfers files and messages between nearby devices over the local network without a central server.

vllm-project

vllm

★ 92,677

A high-throughput and memory-efficient inference and serving engine for LLMs.

django

django

★ 91,227

Django is a Python web framework with routing, templates, forms, authentication, an ORM, and an administrative interface.

Leonxlnx

taste-skill

★ 91,183

Taste Skill gives coding agents concrete visual rules and review checks for avoiding generic layouts, weak typography, and decorative UI clutter.

zed-industries

zed

★ 91,065

High-performance multiplayer code editor written in Rust by the creators of Atom and Tree-sitter, available for macOS, Linux, and Windows.

opencv

opencv

★ 91,011

OpenCV provides image processing, video analysis, object detection, camera calibration, and machine-learning algorithms through C++, Python, Java, and other language bindings.

modelcontextprotocol

servers

★ 90,676

Collection of reference MCP server implementations maintained by the steering group, meant as educational examples for developers building their own MCP servers.

OpenCut-app

OpenCut

★ 90,663

OpenCut is a browser-based video editor with a multitrack timeline, media import, previews, and export tools.

mermaid-js

mermaid

★ 90,420

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown.

bitcoin

bitcoin

★ 90,277

Bitcoin Core integration/staging tree. Development Process The master branch is regularly built (see doc/build-*.md for instructions) and tested, but it is not guaranteed to be completely stable.

astral-sh

uv

★ 90,177

An extremely fast Python package and project manager written in Rust.

OpenHands

OpenHands

★ 89,526

OpenHands is a self-hosted control center for coding agents, running Claude Code, Codex, or any ACP-compatible agent across local, remote, and cloud backends.

paperclipai

paperclip

★ 89,265

Paperclip is a workspace for assigning, tracking, and reviewing work performed by multiple AI agents.

gin-gonic

gin

★ 89,259

Gin is a Go HTTP framework for REST APIs and web services, with routing, middleware, JSON binding, validation, rendering, and error handling.