Open-source developer-tools software
25632 open-source libraries, tools and applications tagged developer-tools, ranked by how closely developer-tools is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
25632 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| SerenityOS/serenity SerenityOS is a graphical Unix-like operating system for 64-bit x86, Arm, and RISC-V computers, built from scratch in C++ with a custom ker… | 75 | 33868 | active |
| qarmin/czkawka Czkawka is a fast, multiplatform app written in Rust that finds duplicate files, empty folders, similar images, similar videos, similar mus… | 91 | 33735 | active |
| alchaincyf/nuwa-skill Nuwa.skill is an Agent Skills-compatible package that distills how a person thinks—mental models, decision heuristics, and expression style… | 56 | 33624 | active |
| github/github-mcp-server GitHub's official Model Context Protocol (MCP) server that connects AI tools like Claude, Cursor, and VS Code directly to GitHub's platform… | 83 | 33620 | active |
| AndroidUtilCode AndroidUtilCode is a powerful, easy-to-use Android utility library that encapsulates commonly used functions in Android development, split … | 23 | 33618 | stable |
| lutzroeder/netron Netron is a visualizer for neural network, deep learning, and machine learning models, rendering model graphs and layer details. It support… | 100 | 33596 | active |
| iOfficeAI/AionUi AionUi is a free, open‑source desktop application that lets users work 24/7 with multiple AI agents in a collaborative UI. It supports a wi… | 79 | 33584 | active |
| Vue Vben Admin Vue Vben Admin is an open-source admin dashboard template built with Vue 3, Vite, TypeScript, and Shadcn UI in a monorepo layout. It provid… | 91 | 33548 | active |
| openai/codex-plugin-cc An official OpenAI plugin that integrates Codex into Claude Code, providing slash commands for AI-powered code review and background task d… | 70 | 33519 | active |
| VSCodium VSCodium provides freely-licensed (MIT) binary releases of Microsoft's VS Code, built via automated scripts without Microsoft branding, tel… | 92 | 33484 | active |
| tokio-rs/tokio Tokio is an event-driven, non-blocking I/O runtime for writing asynchronous applications in Rust. It provides a multithreaded work-stealing… | 94 | 33290 | stable |
| cursor/cursor Cursor is an AI‑powered coding assistant that can understand, plan, write, and debug code across multiple languages. It provides a desktop … | 64 | 33264 | active |
| gethomepage/homepage Homepage is a modern, fully static, fast and secure startpage/dashboard built with Next.js and React. It provides a highly customizable int… | 100 | 33217 | active |
| gulp Gulp is a JavaScript-based streaming build system and task runner that automates repetitive development workflow tasks like compiling, mini… | 49 | 32921 | stable |
| davila7/claude-code-templates Claude Code Templates is a Python‑based CLI that lets you install, configure, and monitor ready‑made AI agents, commands, and service integ… | 86 | 32716 | active |
| delta Delta is a fast, syntax‑highlighting pager for Git, diff, grep, ripgrep and blame output. It replaces the default Git pager to provide colo… | 99 | 32478 | active |
| delta Delta is a syntax-highlighting pager for git, diff, grep, ripgrep --json, and git blame output, written in Rust. It offers side-by-side vie… | 99 | 32478 | active |
| kingToolbox/WindTerm WindTerm is a professional cross-platform terminal application supporting SSH, Sftp, Shell, Telnet, Serial, and Tmux protocols, built for D… | 24 | 32468 | active |
| Antigravity Tools Antigravity Manager is a cross‑platform desktop application built with Tauri and React for seamless switching between multiple AI service a… | 80 | 32370 | active |
| Antigravity Tools Antigravity Tools is a desktop application built with Tauri v2, React, and Rust that manages multiple AI service accounts and provides one-… | 80 | 32370 | active |
| k1tbyte/Wand-Enhancer WandEnhancer is an open‑source desktop application written in C# that extends the Wand (WeMod) client with UI customizations, local configu… | 90 | 32335 | active |
| QtScrcpy QtScrcpy is a cross‑platform desktop application that mirrors and controls Android devices in real time over USB or network. It provides a … | 92 | 32281 | active |
| QtScrcpy QtScrcpy is a cross-platform desktop application for displaying and controlling Android devices in real time over USB or network, built on … | 92 | 32281 | active |
| Conductor Conductor is an open-source durable execution and workflow orchestration engine for microservices, event-driven workflows, and AI agents, o… | 93 | 32278 | active |
| p-e-w/heretic Heretic is a command-line tool that automatically removes censorship (safety alignment) from transformer-based language models using direct… | 73 | 32267 | active |
| webadderallorg/Recordly Recordly is a free, open-source desktop app for recording and editing polished screen-capture videos with built-in auto-zooms, smooth curso… | 79 | 32233 | active |
| Refined GitHub Refined GitHub is a browser extension that streamlines the GitHub UI and adds a collection of quality‑of‑life features. It works on Chrome,… | 96 | 32220 | active |
| Refined GitHub Refined GitHub is a browser extension that simplifies the GitHub interface and adds many quality-of-life features. It supports Chrome, Fire… | 96 | 32220 | active |
| facebook/rocksdb RocksDB is an embeddable persistent key-value store library written in C++, based on LevelDB and maintained by Meta's Database Engineering … | 96 | 32197 | stable |
| AIHawk AIHawk is an open‑source AI browser agent that runs a stealthy, undetectable browser for web automation and scraping. It provides an MCP se… | 87 | 32150 | active |
| AIHawk AIHawk is an open-source Python AI agent that automates job applications by scraping job postings via browser automation and auto-applying … | 87 | 32150 | active |
| jj-vcs/jj Jujutsu (jj) is a Git-compatible version control system written in Rust with a simple, powerful command-line interface. It uses Git reposit… | 99 | 32129 | active |
| FujiwaraChoki/MoneyPrinterV2 MoneyPrinterV2 is a Python application that automates various online money-making workflows, including Twitter bots, YouTube Shorts automat… | 69 | 32101 | active |
| iOfficeAI/OfficeCLI OfficeCLI is a command‑line tool that lets AI agents read, edit, and automate Word, Excel, and PowerPoint files without needing Microsoft O… | 78 | 32092 | active |
| Nuclei Nuclei is a fast, open-source vulnerability scanner built on a simple YAML-based template DSL, maintained by ProjectDiscovery. It uses a la… | 96 | 32091 | active |
| DevToys-app/DevToys DevToys is a free, open‑source desktop application that bundles dozens of tiny utilities for developers, such as converters, encoders, form… | 84 | 32074 | active |
| atuinsh/atuin Atuin is a Rust‑based command‑line tool that replaces your shell history with a searchable SQLite database. It adds encryption‑backed synch… | 98 | 31937 | active |
| k6 Grafana k6 is an open-source load and performance testing tool with a Go-based engine and tests written in JavaScript or TypeScript. It sup… | 99 | 31932 | stable |
| tirth8205/code-review-graph code-review-graph is a Python library that builds a local, incremental knowledge graph of a codebase using Tree-sitter. It serves compact, … | 79 | 31880 | active |
| BigPizzaV3/CodexPlusPlus Codex++ is an open-source external launcher and management tool for the OpenAI Codex / ChatGPT desktop apps, built with Rust and Tauri. It … | 77 | 31876 | active |
| Mantine Mantine is a fully featured React components library with 120+ customizable components and 70+ hooks for building accessible web applicatio… | 95 | 31849 | stable |
| Anki Anki is an open‑source flashcard program that uses spaced repetition to help users memorize information efficiently. It provides a desktop … | 98 | 31813 | active |
| Anki Anki is an open-source spaced repetition flashcard program for desktop computers, built with Rust and Python. It schedules reviews at optim… | 98 | 31813 | stable |
| The Ultimate vimrc The Ultimate Vimrc is a curated Vim configuration that bundles a comprehensive set of plugins, color schemes, and sensible defaults. It pro… | 32 | 31812 | active |
| The Ultimate vimrc A comprehensive, pre-configured Vim setup ('vimrc') maintained for over a decade, offered in a lightweight basic version and a plugin-rich … | 32 | 31812 | stable |
| Trinea/android-open-project A curated collection of Android open source projects presented via a website and an Android Dev Tools app. It helps developers discover, ex… | 62 | 31804 | active |
| iced-rs/iced Iced is a cross-platform GUI library for Rust inspired by The Elm Architecture, offering a simple, type-safe, reactive programming model wi… | 72 | 31779 | active |
| iawia002/lux Lux is a fast and simple video downloader written in Go, available both as a CLI tool and a library. It supports downloading videos from ma… | 52 | 31775 | active |
| Slate Slate is a highly customizable framework for building rich text editors in the browser. It provides a plugin‑based architecture built on to… | 95 | 31744 | active |
| googleworkspace/cli A single command-line tool (`gws`) for interacting with all Google Workspace APIs — Drive, Gmail, Calendar, Sheets, Docs, Chat, Admin, and … | 71 | 31505 | active |
| mathiasbynens/dotfiles Mathias Bynens' dotfiles repository provides a collection of shell configuration files and scripts to set up a macOS development environmen… | 32 | 31503 | active |
| Zackriya-Solutions/meetily Meetily is a privacy‑first AI meeting assistant that records, transcribes, diarizes speakers and generates summaries of meetings. It runs e… | 81 | 31410 | active |
| tqdm/tqdm tqdm is a fast, dependency-free Python library that adds smart progress meters to any iterable with a single wrapper call, and also works a… | 96 | 31351 | stable |
| flameshot-org/flameshot Flameshot is a free, open-source, cross-platform screenshot tool with built-in annotation and editing features. It offers both an intuitive… | 93 | 31182 | stable |
| Symfony Symfony is a full-stack PHP framework for building web and console applications, plus a set of reusable, decoupled PHP components used by p… | 93 | 31168 | stable |
| microsoft/calculator The Windows Calculator app, a pre-installed UWP application written in C++ and C# offering standard, scientific, and programmer calculator … | 77 | 31082 | active |
| Uppy Uppy is a modular, open‑source JavaScript file uploader that runs in the browser and can be integrated with any web app. It provides a rich… | 93 | 31010 | active |
| GBrain gstack is a TypeScript‑based CLI that turns Claude Code into a virtual engineering team of AI agents. It provides 23 opinionated tools that… | 79 | 30972 | active |
| nanocoai/nanoclaw NanoClaw is a lightweight AI assistant that runs each agent in an isolated Docker container. It connects to multiple messaging platforms an… | 81 | 30874 | active |
| alibaba/p3c P3C is a collection of Alibaba Java coding guidelines implemented as PMD rules and IDE plugins. It helps enforce best practices and catch c… | 32 | 30851 | active |
| mksglu/context-mode An open-source MCP plugin that optimizes AI coding agent context windows by intercepting large tool outputs, storing them in a local FTS5 i… | 73 | 30787 | active |
| Shizuku Shizuku lets normal Android apps call system APIs with elevated ADB or root privileges by running a server process via app_process and prox… | 31 | 30654 | active |
| decolua/9router 9Router is a self-hosted AI gateway/router that connects AI coding tools like Claude Code, Cursor, Codex, and Cline to 60+ LLM providers th… | 74 | 30634 | active |
| xuxueli/xxl-job XXL-JOB is a lightweight distributed task scheduling platform written in Java, featuring a central admin console and executor clients that … | 88 | 30600 | stable |
| facebook/folly Folly is a C++20 library of core components designed for practicality and efficiency. It provides a wide range of utilities, from concurren… | 95 | 30552 | active |
| spf13/viper Viper is a comprehensive configuration library for Go applications that reads from files, environment variables, command-line flags, and re… | 54 | 30475 | stable |
| KOReader KOReader is an open‑source document viewer optimized for e‑ink devices. It supports a wide range of formats including PDF, EPUB, DjVu, FB2 … | 87 | 30448 | active |
| DeepAgents Deep Agents is an open-source, batteries-included agent harness from LangChain built on LangGraph, providing an opinionated agent with file… | 82 | 30425 | active |
| OpenCLI OpenCLI is a Node.js CLI tool that converts websites, browser sessions, and Electron apps into deterministic command-line interfaces for hu… | 78 | 30380 | active |
| Hutool Hutool is a comprehensive Java utility library that provides ready‑to‑use helpers for HTTP, JSON, database access, file I/O, logging, date … | 94 | 30254 | active |
| Hutool Hutool is a comprehensive Java utility library that wraps common JDK operations into convenient static helper classes. It covers strings, c… | 94 | 30254 | stable |
| tobi/qmd QMD is a local, on-device CLI search engine that indexes markdown notes, docs, meeting transcripts, and knowledge bases. It combines BM25 f… | 80 | 30141 | active |
| Frontend Slides A Claude Code plugin/skill that generates beautiful single-file HTML presentations, including conversion of PowerPoint files to the web. It… | 63 | 30109 | active |
| rxhanson/Rectangle Rectangle is a free, open‑source macOS application that lets you move and resize windows using keyboard shortcuts and draggable snap areas.… | 95 | 30092 | active |
| anywhere-labs/dsh-desktop DSH Desktop is an open‑source native client that brings the DeepSeek Harness web UI and plugin ecosystem to Windows and macOS. It runs as a… | 78 | 30031 | active |
| LeakCanary LeakCanary is a memory leak detection library for Android that automatically detects and analyzes memory leaks in Android applications. It … | 82 | 30000 | active |
| jordanbaird/Ice Ice is a free, open-source macOS menu bar manager that hides, shows, and arranges menu bar items. It also customizes menu bar appearance an… | 64 | 29829 | active |
| openai/openai-agents-python OpenAI Agents SDK is a lightweight Python framework for building multi-agent LLM workflows with agents, handoffs, tools, guardrails, sessio… | 82 | 29800 | active |
| karakeep-app/karakeep Karakeep is a self‑hostable "bookmark‑everything" application that lets you save links, notes, images and PDFs. It adds AI‑powered automati… | 94 | 29774 | active |
| micro Micro is a modern, terminal‑based text editor written in Go that runs as a single static binary with no external dependencies. It offers a … | 73 | 29742 | active |
| micro Micro is a terminal-based text editor written in Go that aims to be an easy-to-use, intuitive successor to nano. It ships as a single stati… | 73 | 29742 | active |
| OpenDataLoader PDF OpenDataLoader PDF is an open-source (Apache-2.0) PDF parser that converts PDFs into AI-ready Markdown, JSON with per-element bounding boxe… | 83 | 29741 | active |
| asmvik/yabai yabai is a tiling window manager for macOS that automatically arranges windows using a binary space partitioning algorithm. It extends the … | 82 | 29718 | stable |
| gabime/spdlog spdlog is a fast, header‑only or compiled C++ logging library. It provides rich formatting, multiple sinks, and optional asynchronous loggi… | 80 | 29693 | active |
| Deskflow Deskflow is a free, open‑source desktop application that lets you use a single keyboard and mouse across multiple computers. It works over … | 94 | 29613 | active |
| Deskflow Deskflow is a free, open-source application that lets you share one keyboard and mouse across multiple nearby computers, acting like a soft… | 94 | 29613 | active |
| Composer Composer is the standard dependency manager for PHP, letting developers declare, resolve, and install project libraries from Packagist and … | 96 | 29548 | stable |
| python-telegram-bot/python-telegram-bot python-telegram-bot is a pure Python, asynchronous wrapper around the Telegram Bot API. It provides handlers, application builders, and uti… | 89 | 29522 | stable |
| JavaScript Standard Style JavaScript Standard Style is a zero-configuration JavaScript style guide that ships as a CLI linter and automatic code fixer built on ESLin… | 33 | 29432 | stable |
| Notepad++ Notepad++ is a free, open‑source source code editor for Windows built with C++ and the Scintilla component. It provides a fast, lightweight… | 95 | 29388 | active |
| Actual Budget Actual Budget is a free, open‑source personal finance application that runs locally and can sync across devices. It supports envelope budge… | 98 | 29327 | active |
| keepassxreboot/keepassxc KeePassXC is a modern, open‑source password manager that stores credentials in an encrypted local database. It runs on Windows, macOS and L… | 77 | 29299 | active |
| wezterm/wezterm WezTerm is a GPU‑accelerated, cross‑platform terminal emulator and multiplexer written in Rust. It provides a modern UI with support for ta… | 66 | 29100 | active |
| subframe7536/maple-font Maple Mono is an open-source monospace font with rounded corners, programming ligatures, and built-in Nerd-Font icons, distributed as a var… | 90 | 29072 | active |
| GitBook The open source frontend that renders GitBook's published documentation sites, built in TypeScript and runnable locally with Node.js and Bu… | 76 | 29064 | active |
| swagger-api/swagger-ui Swagger UI is a collection of HTML, JavaScript, and CSS assets that dynamically generate interactive API documentation from an OpenAPI (Swa… | 93 | 29025 | stable |
| immerjs/immer Immer is a tiny JavaScript library that lets you work with immutable state by writing code that mutates a draft copy, producing the next im… | 99 | 28987 | stable |
| sharkdp/hyperfine Hyperfine is a cross-platform command-line benchmarking tool written in Rust. It runs shell commands multiple times, performs statistical a… | 58 | 28913 | stable |
| Cloudreve Cloudreve is a self‑hosted file management and sharing system that supports many storage back‑ends. It provides a web UI, WebDAV, and API f… | 96 | 28812 | active |
| ifixai-ai/iFixAi iFixAi is an open-source CLI diagnostic tool that independently audits AI agents for misalignment, hallucination, manipulation, deception, … | 82 | 28773 | active |