Topics / #free
Free projects on GitHub
Collections of free resources, services, and learning material.
As of , the most-starred Free projects on GitHub are build-your-own-x (553.8K stars), public-apis (489.6K stars) and free-programming-books (399.2K stars). GitHub.Locker tracks 970 Free repositories with 17.5M stars combined. The fastest-growing on October 16 was dsh-our-free-model, with +1.7K stars in a day.
Hot right now
Most stars gained in a day · Oct 16
dsh-our-free-model
Ebony-Vinyl/dsh-our-free-model · ★ 19.6KA plugin for the 'dsh' coding-agent harness that gives instant, free access to frontier LLMs like DeepSeek V4.1 Flash and Kimi K3 — no login, sign-up, or API key required.
+939sill
Saffsanity/sill · ★ 2.8KSill streams a window from your Mac, or your whole desktop, live to your iPhone or iPad, so you can touch, type and draw on it as if it were local.
+837Concat
jub0t/Concat · ★ 7.8KConcat is a free, open-source, cross-platform video editor built as a CapCut alternative, with no watermark, no account and no subscription.
ai-engineering-from-scratch
rohitg00/ai-engineering-from-scratch · ★ 70.5KA free, open-source AI engineering curriculum with 523 lessons across 20 phases (about 342 hours), teaching you to build AI systems from raw math up to autonomous agent swarms, in Python, TypeScript, Rust, and Julia.
The all-time top
Top 100 of 970 · by stars
- 553.8K
#1 · codecrafters-io/build-your-own-xbuild-your-own-x
It's a curated collection of step-by-step guides that show you how to rebuild popular technologies (databases, game engines, blockchains, compilers, web browsers, etc.) from scratch, so you understand how they really work.
- 489.6K
#2 · public-apis/public-apispublic-apis
A collective list of free APIs: a huge, manually curated catalog of public APIs for developers, maintained by the community for years. You do not call it — you browse the catalog and pick third-party APIs to use in your own product.
- 399.2K
#3 · EbookFoundation/free-programming-booksfree-programming-books
It is a huge, community-maintained list of freely available programming books and other learning resources in many human languages; it started as a clone of a famous StackOverflow list and has grown to become one of GitHub's most popular repositories.
- 4

awesome-selfhosted
327.3Kawesome-selfhosted/awesome-selfhostedIt is a curated list of free-software network services and web applications that you can host yourself instead of relying on third-party SaaS providers.
- 5

computer-science
210.1Kossu/computer-science · HTMLOSSU Computer Science is a free, self-taught curriculum that stitches together top university-level online courses (from MIT, Harvard, Princeton, etc.) into a complete computer science education, roughly equivalent to an undergraduate CS degree minus general education requirements.
- 6

FreeDomain
204.5KDigitalPlatDev/FreeDomain · MarkdownDigitalPlat FreeDomain is a free domain registration service paired with a practical, book-style DNS learning guide, taking you from claiming a domain all the way through setting up a website, email and DNS operations.
- 7

Microsoft-Activation-Scripts
194.8Kmassgravel/Microsoft-Activation-Scripts · BatchfileMicrosoft Activation Scripts (MAS) is an open-source tool that activates Windows and Office using methods like HWID, Ohook, TSforge, and Online KMS, plus troubleshooting tools for failed activations.
- 8
You-Dont-Know-JS
184.8Kgetify/You-Dont-Know-JSA free, open-source book series by Kyle Simpson that dives deep into the core mechanisms of the JavaScript language, covering topics like scope, closures, types, and objects.
- 9
tech-interview-handbook
143Kyangshun/tech-interview-handbook · TypeScriptA free, curated collection of technical interview preparation materials for software engineers, created by the author of Blind 75, covering algorithms, behavioral questions, resumes, and more.
- 10

youtube-dl
141.3Kytdl-org/youtube-dl · Pythonyoutube-dl is a command-line program to download videos from YouTube and many other video sites.
- 11

free-for-dev
139.7Kripienaar/free-for-dev · HTMLA curated list of SaaS, PaaS, and IaaS offerings that have free tiers useful for DevOps engineers, sysadmins, and infrastructure developers.
- 12

hello-algo
130.8Kkrahets/hello-algo · JavaHello Algo is a free, open-source illustrated book that teaches data structures and algorithms from scratch using animated diagrams and one-click runnable code.
- 13

free-programming-books-zh_CN
119.2Kjustjavac/free-programming-books-zh_CNA curated, free index of Chinese-language (and Chinese-translated) computer programming books and tutorials, covering operating systems, databases, web development, languages, AI, and more.
- 14

localsend
94.6Klocalsend/localsend · DartLocalSend is a free, open-source app for securely sharing files and messages with nearby devices over your local network, without needing an internet connection - a cross-platform AirDrop alternative for Windows, macOS, Linux, Android and iOS.
- 15

ChinaTextbook
82.9KTapXWorld/ChinaTextbook · RoffAn open-source archive of PDF textbooks for Chinese primary school, middle school, high school and university courses, currently focused mainly on the full math curriculum from grade 1 through university.
- 16
FiraCode
82.1Ktonsky/FiraCode · ClojureFira Code is a free monospaced font designed for programmers, which uses ligatures to turn common multi-character symbol sequences (like -> or ==) into single, easier-to-read glyphs.
- 17

cpython
77.7Kpython/cpython · PythonThis is the official source code repository for CPython, the reference implementation of the Python programming language, written mainly in C.
- 18
ai-engineering-from-scratch
70.5Krohitg00/ai-engineering-from-scratch · PythonA free, open-source AI engineering curriculum with 523 lessons across 20 phases (about 342 hours), teaching you to build AI systems from raw math up to autonomous agent swarms, in Python, TypeScript, Rust, and Julia.
- 19
uBlock
68.6Kgorhill/uBlock · JavaScriptuBlock Origin (uBO) is a free, open-source browser extension that blocks ads, trackers, coin miners, popups, anti-blockers, and malware sites in Chromium and Firefox.
- 20

gpt4free
66.9Kxtekky/gpt4free · PythonGPT4Free (g4f) is a community-driven project that aggregates many free and reverse-engineered access points to commercial LLMs (GPT-4, Claude, Gemini, DeepSeek, etc.) and media-generation models, exposing them through one unified Python/JS client, web GUI, and OpenAI-compatible API.
- 21
nerd-fonts
64.9Kryanoasis/nerd-fonts · CSSNerd Fonts patches popular developer fonts (Hack, JetBrains Mono, Fira Code, Source Code Pro, and dozens more) with thousands of extra icon glyphs pulled from sets like Font Awesome, Octicons, Devicons, and Material Design Icons, so terminals, editors and status lines can render icons.
- 22

winutil
64.4KChrisTitusTech/winutil · PowerShellChris Titus Tech's Windows Utility (WinUtil) is a curated compilation of Windows system tasks: it streamlines installs, debloats with tweaks, troubleshoots, and configures Windows updates.
- 23

ppt-master
62.9Khugohe3/ppt-master · PythonPPT Master is an AI workflow that turns documents or a topic into a real, natively editable PowerPoint deck - with native shapes, transitions, animations, data-backed charts and tables, audio narration from speaker notes, and support for your own .pptx templates.
- 24
pi-hole
61.3Kpi-hole/pi-hole · ShellPi-hole is a DNS sinkhole that blocks ads and trackers for every device on your network, without needing any software installed on the devices themselves.
- 25

typst
56.7Ktypst/typst · RustTypst is a markup-based typesetting system built to be as powerful as LaTeX but much easier to learn and use, with built-in math typesetting, bibliography management, and fast incremental compilation.
- 26
maybe
54.2Kmaybe-finance/maybe · RubyMaybe is a personal finance app that anyone can self-host with Docker to track their finances.
- 27
chinese-poetry
53.8Kchinese-poetry/chinese-poetry · JavaScriptThis is a massive open database of classical Chinese poetry, containing about 55,000 Tang poems, 260,000 Song poems, and 21,050 Song ci (lyric poems), along with other classical texts like the Analects and Book of Songs.
- 28
normalize.css
53.5Knecolas/normalize.css · CSSnormalize.css is a stylesheet that makes the default styling of HTML elements consistent across browsers; the README bills it as a modern alternative to CSS resets.
- 29

grok-1
52.2Kxai-org/grok-1 · PythonGrok-1 is the 314B-parameter Mixture-of-Experts language model that xAI opened up; this repository holds the JAX example code for loading and running it.
- 30

upscayl
50.7Kupscayl/upscayl · TypeScriptUpscayl is a free, open-source desktop app that enlarges and enhances low-resolution images using AI upscaling models like Real-ESRGAN, running locally via Vulkan.
- 31

spotube
50Kteam-spotube/spotube · DartSpotube is an open-source, cross-platform music streaming app for desktop and mobile that lets you bring your own music metadata, playlists, and audio sources through plugins instead of relying on one locked-in backend.
- 32

Umi-OCR
48Khiroi-sora/Umi-OCR · PythonUmi-OCR is a free, open-source, offline OCR tool that extracts text from screenshots, batches of images, and PDF documents, and can also scan or generate QR codes.
- 33

Rocket.Chat
46.3KRocketChat/Rocket.Chat · TypeScriptRocket.Chat is an open-source, self-hostable team communications platform for real-time chat, voice calls, and federation, aimed at organizations with high data protection requirements.
- 34

data-engineering-zoomcamp
46.2KDataTalksClub/data-engineering-zoomcamp · Jupyter NotebookThis is 'Data Engineering Zoomcamp', a free 9-week course that teaches the fundamentals of data engineering by building an end-to-end data pipeline from scratch.
- 35

AdminLTE
45.7KColorlibHQ/AdminLTE · AstroAdminLTE is a free, open-source admin dashboard template built on Bootstrap 5.3 with vanilla JavaScript (no jQuery), fully responsive and MIT-licensed, with official editions for React, Vue, Laravel, Django, Symfony, Angular, ASP.NET Core and Drupal.
- 36
desktop
45Kzen-browser/desktop · C++Zen is a desktop web browser built on top of Firefox, focused on making you more productive — its tagline is 'Welcome to a calmer internet'.
- 37
GPT_API_free
44.3Kchatanywhere/GPT_API_freeGPT_API_free is a free relay/proxy API service that lets you call GPT, DeepSeek, Claude, Gemini, Grok, Qwen, Kimi and MiniMax models through one OpenAI-compatible interface, with a paid tier that is much cheaper than official pricing.
- 38

HEU_KMS_Activator
44Kzbezj/HEU_KMS_ActivatorThis is 'HEU_KMS_Activator', a tool whose name indicates it performs KMS (Key Management Service) based activation, most likely for Windows and Microsoft Office, though the README itself does not provide a description.
- 39

build-web-application-with-golang
43.9Kastaxie/build-web-application-with-golang · GoThis is a free, community-translated ebook that walks beginners through building web applications in Go (Golang), from the basics up through a full working app.
- 40

zig
43.3Kziglang/zig · ZigThis is the GitHub repository of the Zig programming language and its compiler. The project has moved to Codeberg, so this repo is no longer mirrored and now serves mainly as a pointer to the new home.
- 41

free
42.8Kfreefq/freeA regularly updated list of free proxy/VPN server nodes (ss/v2ray/trojan/vmess) scraped from the internet, meant to help users in China bypass the Great Firewall and access blocked sites.
- 42

diagrams
42.7Kmingrammer/diagrams · PythonDiagrams is a Python library that draws cloud system architecture as code: you describe your AWS, Azure, GCP or Kubernetes setup in Python and get a rendered diagram. It was built for prototyping architecture designs without design tools.
- 43

stats
42.6Kexelban/stats · SwiftA free, open-source macOS system monitor in your menu bar: it shows CPU, GPU, memory, disk and network usage, battery level, temperatures, Bluetooth devices and a multi-timezone clock.
- 44
duckdb
42.2Kduckdb/duckdb · C++DuckDB is a high-performance analytical SQL database system, designed to be fast, reliable, portable and easy to use, with a rich SQL dialect that goes far beyond basic SQL.
- 45
tabler
41.9Ktabler/tabler · AstroTabler is a free and open source admin dashboard UI kit built on Bootstrap 5: ready-made layouts, components and demo pages for admin panels, dashboards and web apps, in light and dark mode.
- 46
yarn
41.5Kyarnpkg/yarn · JavaScriptYarn 1.x is a fast, reliable and secure dependency manager for JavaScript projects — a command-line tool that installs your project's packages as an alternative to npm.
- 47

vim
41.1Kvim/vim · Vim ScriptVim (Vi IMproved) is a greatly improved version of the classic UNIX editor Vi - a text editor geared to editing programs and other plain text files. The current release is version 9.2.
- 48

phaser
40.5Kphaserjs/phaser · JavaScriptPhaser is a fast, free and open source 2D game framework for building HTML5 games that run in desktop and mobile web browsers, rendering with either WebGL or Canvas. It has been actively developed for over 13 years.
- 49

ShareX
40.1KShareX/ShareX · C#A free, open-source screen capture, screen recording, file sharing and productivity app for Windows — it captures any area of your screen and uploads images, text and files to many destinations.
- 50

drawdb
40Kdrawdb-io/drawdb · JavaScriptDrawDB is a free online editor for database entity-relationship diagrams: you sketch your schema visually in the browser and turn it into SQL. No account needed.
- 51
halo
39.9Khalo-dev/halo · JavaHalo is a powerful, easy-to-use open-source website building tool: from personal blogs and knowledge bases to corporate sites and online stores, it aims to cover your site-building needs in one place.
- 52

searxng
38.5Ksearxng/searxng · PythonSearXNG is a free internet metasearch engine: it aggregates results from various search services and databases into one results page, and users are neither tracked nor profiled.
- 53
playwright-mcp
38.3Kmicrosoft/playwright-mcp · TypeScriptA Model Context Protocol (MCP) server that gives LLMs browser automation through Playwright: your AI assistant can open pages, click around and read web content via structured accessibility snapshots instead of screenshots.
- 54

rufus
38Kpbatard/rufus · CRufus is a free utility for Windows that formats and creates bootable USB flash drives, used to make installers for Windows, Linux, FreeDOS and other bootable ISOs.
- 55

Coursera-ML-AndrewNg-Notes
38Kfengdu78/Coursera-ML-AndrewNg-Notes · HTMLThis is Huang Haiguang's personal Chinese-language notes on Andrew Ng's 2014 Stanford/Coursera Machine Learning course, covering every lecture, the slides, and exercise code.
- 56

GFPGAN
37.7KTencentARC/GFPGAN · PythonGFPGAN is a practical algorithm for real-world blind face restoration: it rebuilds degraded or low-quality faces in photos using rich priors from a pretrained face GAN like StyleGAN2.
- 57

Data-Science-For-Beginners
37.6Kmicrosoft/Data-Science-For-Beginners · Jupyter NotebookA free 10-week, 20-lesson data science curriculum from Microsoft's Azure Cloud Advocates, built to take complete beginners from core concepts all the way to real-world projects.
- 58
AdGuardHome
37.5KAdguardTeam/AdGuardHome · TypeScriptA free, open-source network-wide DNS server that blocks ads and trackers for every device on your home network: it re-routes tracking domains to a 'black hole', so no client-side software is needed on the devices themselves.
- 59

Kazumi
37.3KPredidit/Kazumi · DartKazumi is a free, open-source app for discovering and streaming anime online. It does not hardcode websites: sources come from custom rules you write or import — up to five XPath selector lines each.
- 60
linux-command
37.2Kjaywcjlove/linux-command · MarkdownA non-profit, ad-free searchable reference of 600+ Linux commands — manuals, detailed explanations and learning notes collected into one bookmarkable website.
- 61
wtfpython
37.1Ksatwikkansal/wtfpython · PythonA free, hugely popular collection of surprising, counter-intuitive Python snippets, each with its real output and an explanation of what happens under the hood.
- 62
date-fns
36.6Kdate-fns/date-fns · TypeScriptA modern JavaScript date utility library: 200+ functions for manipulating dates in the browser and Node.js. The README describes it as 'like Lodash for dates'.
- 63

og-aws
36.5Kopen-guides/og-aws · ShellA free, community-maintained practical guide to Amazon Web Services — a living reference that consolidates links, tips, gotchas, and best practices, written by engineers who use AWS.
- 64

kitty
35.3Kkovidgoyal/kitty · Pythonkitty is a fast, feature-rich terminal emulator that renders its output on the GPU and works across platforms - it gives you a command line in a window on your desktop.
- 65

raylib
35.2Kraysan5/raylib · Craylib is a simple and easy-to-use C library (C99) for videogames programming, inspired by Borland BGI and the XNA framework — you write code, and it handles windows, graphics, inputs and audio.
- 66

the-way-to-go_ZH_CN
35Kunknwon/the-way-to-go_ZH_CN · GoThis is the Chinese translation of the Go programming language book 'The Way to Go' by Ivo Balbaert, officially titled 'Go 入门指南' (Go Beginner's Guide) in Chinese.
- 67

k9s
34.8Kderailed/k9s · GoK9s is a terminal UI that lets you navigate, observe and manage Kubernetes clusters in real time instead of typing raw kubectl commands.
- 68

zapret-discord-youtube
34.8KFlowseal/zapret-discord-youtube · BatchfileA free Windows toolkit of batch scripts around bol-van's zapret that runs DPI-bypass strategies to restore access to Discord and YouTube — no VPN or subscription involved.
- 69

etcher
34.5Kbalena-io/etcher · TypeScriptEtcher is an open-source OS image flasher: it safely writes OS images to SD cards and USB drives, turning them into bootable media in a couple of clicks.
- 70

MonitorControl
34.5KMonitorControl/MonitorControl · SwiftMonitorControl is a free, open-source macOS app that controls your external display's brightness, volume and contrast as if it were a native Apple Display — via Apple keyboard keys, custom shortcuts or menu bar sliders.
- 71

happy-llm
34.4Kdatawhalechina/happy-llm · Jupyter NotebookHappy-LLM is Datawhale's free open-source LLM course: a systematic tutorial that goes from NLP basics and the Transformer architecture to building and training your first large language model, then applying it with RAG and agents.
- 72
poetry
34.3Kpython-poetry/poetry · PythonPoetry is a command-line tool for Python packaging and dependency management: it declares, manages and installs the dependencies of Python projects so you have the right stack everywhere.
- 73
k3s
34.2Kk3s-io/k3s · GoK3s is a lightweight, fully conformant, production-ready Kubernetes distribution packed into a single binary under 100 MB that runs with roughly half the memory of standard Kubernetes.
- 74
Recordly
34.1Kwebadderallorg/Recordly · TypeScriptRecordly is an open-source desktop app for recording and editing screen captures with motion-driven presentation tools built in — auto-zooms, cursor polish, and styled frames — made for walkthroughs, demos, and product videos.
- 75

libpku
34.1Klib-pku/libpku · TeXA community-curated collection of course materials for Peking University: past exams, slides, notes and course advice, organized by course and free to download. The title literally means 'an unofficial collection of course materials for your school'.
- 76
BetterDisplay
34.1Kwaydabber/BetterDisplayBetterDisplay is a macOS menu bar app that unlocks extra display controls on your Mac, including flexible HiDPI scaling, XDR/HDR brightness boosts, DDC and HDMI-CEC hardware control, virtual screens, and picture-in-picture streaming.
- 77

Handy
34Kcjpais/Handy · RustHandy is a free, open source speech-to-text app: press a keyboard shortcut, speak, and your transcribed words are pasted into whatever app you are typing in. It runs entirely offline on your own computer.
- 78
vscodium
33.7KVSCodium/vscodium · ShellVSCodium is freely-licensed binaries of Visual Studio Code: automated build scripts turn Microsoft's own vscode repository into MIT-licensed builds with telemetry disabled and no Microsoft branding.
- 79

agents-course
33.7Khuggingface/agents-course · MDXThe official Hugging Face Agents Course: a free, hands-on curriculum that teaches how to build AI agents, progressing from the basics to agent frameworks and a certified final project.
- 80
tdesktop
33.3Ktelegramdesktop/tdesktop · C++This is Telegram Desktop, the official desktop client of the Telegram messenger. The repository holds its complete source code and build instructions, written in C++.
- 81

podman
33.1Kpodman-container-tools/podman · GoPodman (the POD MANager) is a tool for managing OCI containers and images, volumes, and pods — groups of containers managed together. It is built on libpod, a container lifecycle management library included in the same repo.
- 82
numpy
33Knumpy/numpy · PythonNumPy is the fundamental package for scientific computing with Python — the array-and-math foundation that most numerical Python code builds on.
- 83
sharp
32.8Klovell/sharp · JavaScriptsharp is a high-performance image processing module for Node.js, built on the libvips library. Its typical job is converting large images in common formats into smaller, web-friendly files of varying dimensions.
- 84

WindTerm
32.5KkingToolbox/WindTerm · CWindTerm is a free professional SSH/Telnet/Serial/Shell/Sftp client and terminal built for DevOps, combining remote connections, a local shell and file transfer in one application.
- 85

editor.js
32Kcodex-team/editor.js · TypeScriptA free, open-source, block-style text editor for the web: writers compose content from blocks like text, images, lists and quotes, and it saves the result as clean JSON instead of heavy HTML markup.
- 86

my-tv
32Klizongying/my-tv · CMy TV (我的电视) is a live TV streaming app for Android TV boxes — it is ready to use right after you install it, no extra configuration needed.
- 87

nginx
31.9Knginx/nginx · CNGINX ('engine x') is a free, open source web server, load balancer, reverse proxy, API gateway and content cache — described as the world's most popular web server.
- 88
Sortable
31.2KSortableJS/Sortable · JavaScriptSortable is a standalone JavaScript library that turns ordinary lists into reorderable drag-and-drop lists, working in modern browsers and on touch devices.
- 89

dsh-desktop
31.1Kanywhere-labs/dsh-desktop · TypeScriptA free, open-source Windows and macOS desktop client for DeepSeek Harness (DSH): the Harness's local Web UI, Host service and plugin system wrapped into one native app. Everything — even the desktop shell itself — is a plugin.
- 90

calculator
31.1Kmicrosoft/calculator · C#The official Windows Calculator that ships pre-installed with Windows, open-sourced by Microsoft — a modern Windows app written in C++ and C#, updated regularly with new features via the Microsoft Store.
- 91

rust-course
31Ksunface/rust-course · RustThis is '《Rust语言圣经》' (The Rust Language Bible), a free, open Chinese-language Rust programming tutorial/book with over 170 chapters and 1.1 million+ words covering everything from beginner basics to advanced topics.
- 92

better-auth
30.3Kbetter-auth/better-auth · TypeScriptIt's Better Auth — a free, open-source authentication and authorization framework for TypeScript with a plugin ecosystem for advanced features.
- 93

facefusion
30.3Kfacefusion/facefusion · PythonFaceFusion is an industry leading face manipulation platform - AI software for swapping faces and syncing lips in media, which you download and run on your own machine rather than use as a web service.
- 94

NeteaseCloudMusicApi
30.2KBinaryify/NeteaseCloudMusicApiNeteaseCloudMusicApi is an open-source Node.js API service that wraps Netease Cloud Music, one of China's largest music streaming platforms, so your code can talk to it over HTTP. It has collected about 30,000 GitHub stars since 2016.
- 95

particles.js
30.2KVincentGarreau/particles.js · JavaScriptA lightweight JavaScript library for creating particles: you add it to a web page to get animated, interactive particle backgrounds and effects.
- 96

awesome-datascience
30.2Kacademic/awesome-datascienceAn open-source, community-maintained Data Science repository — essentially a giant curated list of resources (courses, tutorials, algorithms, tools, books, datasets, communities) for learning and applying data science to real-world problems. Around 30k stars, around since 2014.
- 97

Tvlist-awesome-m3u-m3u8
30.2KimDazui/Tvlist-awesome-m3u-m3u8A curated Chinese awesome-list of IPTV live-stream sources: dated .m3u/.m3u8 playlists for CCTV, provincial Chinese channels and feeds worldwide, plus links to tools, player plugins and video tutorials.
- 98

python-guide
29.9Krealpython/python-guide · BatchfileThe Hitchhiker's Guide to Python — a free, opinionated best-practices guidebook about installing, configuring and using Python day to day.
- 99

awesome-generative-ai-guide
29.8Kaishwaryanr/awesome-generative-ai-guide · HTMLA one-stop GitHub hub for generative AI learning: research updates, 90+ free courses, code notebooks, and interview prep materials, all organized around one question — what do you want to do with AI?
- 100

ProxmoxVE
29.8Kcommunity-scripts/ProxmoxVE · ShellA community-maintained set of one-command install scripts for Proxmox VE: paste a single line into your Proxmox shell and it sets up a popular self-hosted service as a ready container or VM.
Showing the 100 most-starred of 970. See every one in the catalog.
Related topics
Often tagged together