top-github-repos-list
🌟 200+ Ultimate Open-Source Repositories: The Developer’s Curated Guide [2026] — 🚀 (Curated by Category)
The ultimate curated collection of 200+ high-impact open-source repositories for Web Dev, DevOps, AI, and Security. Updated for 2026.
A curated, categorized, and regularly updated list of must-see open source repositories for developers, students, and tech enthusiasts.
**🚀 Established in 2024 Continuously Maintained**
📍 Table of Contents
- 🚀 Roadmaps & Learning Paths
- 🤖 AI & LLM Engineering
- 🌐 Web Development
- 📱 Mobile Development
- 👨💻 Programming Languages & Algorithms
- 🧪 Data Science & Machine Learning
- ⚙️ Advanced DevOps & Cloud Native
- 🛡️ Cybersecurity & Pentesting
- 🏗️ System Design & Architecture
- 📚 Awesome Lists & Resources
- 🛠️ Developer Tools & Utilities
- 🏆 GitHub Profile & Achievements
- 🎨 Themes & Customizations
- 🎨 Design, Frontend & UX
- 📊 Visualization & Data
- 💼 Job Search & Career
- 🗃️ Miscellaneous / General
- 💬 Chat & Messaging Platforms
- 🐧 Linux & Command Line Tools
- 🐚 Shell Customization & Terminal
- 🚀 Explore Further
- 🤝 Contributing
- 📣 Share This List
🚀 Roadmaps & Learning Paths
- developer-roadmap — Interactive roadmaps, guides and paths for developers.
- project-based-learning — Learn programming by building projects.
- coding-interview-university — Mega study plan for coding interviews.
- system-design-primer — Learn how to design large-scale systems.
- tech-interview-handbook — Essential tech interview preparation.
- interview-prep — Everything you need to nail your tech interviews.
- public-apis — List of free public APIs for development.
- Machine-Learning-Roadmap — Roadmap to becoming a machine learning expert.
- frontend-dev-bookmarks — Frontend development resources and best practices.
- web-developer-resources — Comprehensive web development resources.
- data-science-resources — Data science learning path and resources.
- free-programming-books — Free programming books for all languages and platforms.
🤖 AI & LLM Engineering (The “New” Essential)
This is currently the most starred category on GitHub.
- Ollama — Run large language models (Llama 3.2, Mistral) locally.
- LangChain — The standard framework for building LLM-powered applications.
- Hugging Face Transformers — State-of-the-art machine learning for Pytorch, TensorFlow, and JAX.
- Claude Code — Agentic coding tool that lives in your terminal and understands your entire codebase.
- Browser-use — Open-source AI for web automation (letting AI “use” the browser).
- Aider — AI pair programming in your terminal.
🌐 Web Development
- shadcn/ui — Beautifully designed components built with Radix UI and Tailwind CSS.
- Lucide — Beautiful & consistent icons, a community fork of Feather Icons.
- T3 Stack — The best way to start a full-stack, typesafe Next.js app.
- Directus — The modern data platform that turns any SQL database into an API and Admin UI.
- freeCodeCamp — Learn to code for free.
- 30-seconds-of-code — Short JavaScript code snippets.
- javascript-algorithms — Algorithms and data structures in JS.
- react — The library for web and native user interfaces.
- vue — The progressive JavaScript framework.
- angular — One framework, mobile & desktop.
- next.js — The React framework for production.
- nuxt — The Intuitive Vue Framework.
- awesome-react — Curated list of React resources.
- awesome-vue — Curated resources for Vue.js devs.
- nodebestpractices — Node.js best practices.
- storybook — UI component explorer for frontend devs.
- css-protips — Tips to improve your CSS skills.
- awesome-tailwindcss — Resources for Tailwind CSS.
- md8-habibullah/jsdelivr — A free CDN for open source, npm, GitHub, and more.
📱 Mobile Development
- React-Native — Build native apps using React.
- Flutter — Beautiful native apps in record time.
- React-Native-Apps — Curated list of open source React Native apps.
- android-architecture — Android app architecture samples.
- awesome-flutter — Curated Flutter libraries, tools, tutorials.
- awesome-android-ui — Android UI libraries.
👨💻 Programming Languages & Algorithms
- TheAlgorithms/Python — All Algorithms implemented in Python.
- TheAlgorithms/Java — All Algorithms implemented in Java.
- TheAlgorithms/C-Plus-Plus — All Algorithms implemented in C++.
- awesome-python — Curated list of awesome Python frameworks, libraries, and software.
- awesome-go — Curated list of Go frameworks, libraries, and software.
- You-Dont-Know-JS — Book series diving deep into JS core mechanisms.
- rust — Empowering everyone to build reliable and efficient software.
- awesome-rust — Curated Rust libraries and resources.
- python-patterns — Patterns in Python.
- awesome-cpp — C++ resources and libraries.
- awesome-java — Curated list of Java frameworks/libraries.
- awesome-typescript — TypeScript resources and tools.
🧪 Data Science & Machine Learning
- tensorflow — Open Source Machine Learning Framework.
- pytorch — Tensors and Dynamic neural networks in Python with strong GPU acceleration.
- scikit-learn — Machine Learning in Python.
- fastai — High-level framework for fast, accurate deep learning.
- pandas — Data analysis library for Python.
- awesome-machine-learning — Curated machine learning resources.
- Data-Science-For-Beginners — 10 weeks, 20 lessons, Data Science for all!
- data-science-interviews — Data science interview questions and answers.
- awesome-deep-learning — Deep learning resources.
- awesome-data-science — Data science resources.
- awesome-nlp — Natural Language Processing resources.
- awesome-ai — Artificial Intelligence resources.
⚙️ Advanced DevOps & Cloud Native Infrastructure ☁️
- free-for-dev — List of free services for developers.
- devops-exercises — DevOps and SRE interview questions and exercises.
- kubernetes — Production-Grade Container Scheduling and Management.
- docker — Docker Community Edition.
- awesome-devops — Curated DevOps resources.
- ansible — Ansible is a radically simple IT automation platform.
- terraform — Infrastructure as Code.
- awesome-docker — A curated list of Docker resources.
- prometheus — Monitoring system & time series database.
- awesome-kubernetes — Kubernetes curated resources.
- awesome-ciandcd — CI/CD resources and tools.
- awesome-terraform — Curated list for Terraform.
- md8-habibullah/ansible — Ansible playbooks, guides, and resources.
- Coolify — An open-source, self-hosted alternative to Heroku/Netlify/Vercel.
- Argo CD — Declarative, GitOps continuous delivery tool for Kubernetes.
- LocalStack — A fully functional local AWS cloud stack.
- Grafana — The open observability platform for analytics and monitoring.
- Pulumi — Infrastructure as Code using real programming languages (TS, Python, Go).
🛡️ Cybersecurity & Pentesting (Your Specialty)
As a Security Engineer, these tools are for authorized penetration testing, research, and infrastructure hardening only.
- OWASP Top 10 — The standard awareness document for developers and web application security.
- Gitleaks — Scan git repos for secrets like passwords, API keys, and tokens.
- SQLMap — Automatic SQL injection and database takeover tool.
- Sherlock — Hunt down social media accounts by username across social networks.
- PayloadsAllTheThings — A list of useful payloads and bypasses for Web Application Security.
🎮 Command & Control (C2) & Remote Access
- Sliver — A powerful, cross-platform, open-source C2 framework (the best open-source alternative to Cobalt Strike).
- Evil-WinRM — The ultimate shell for hacking Windows; features lateral movement, file transfer, and memory execution.
- NetExec — The successor to CrackMapExec; a multi-tool for automated network assessment and credential harvesting.
- Havoc — A modern, malleable post-exploitation command and control framework.
🤖 Botnets, Agents & AI Red Teaming
- DeepTeam — LLM Red Teaming framework to simulate jailbreaks and prompt injections on AI agents.
- Mirai (Research) — The infamous IoT botnet source code (for research and defense signature building).
- Cai-Framework — Cybersecurity AI framework for building autonomous agents that discover and exploit vulnerabilities.
- Honeymap — Real-time visualization of world-wide honeypot attacks (see the “botnet” in action).
📡 Network Monitoring & Hidden Recon
- Bettercap — The “Swiss Army Knife” for 802.11, BLE, and Ethernet reconnaissance and MITM attacks.
- RustScan — A modern port scanner that can scan 65k ports in 3 seconds; designed for speed and scriptability.
- Zabbix — Enterprise-grade monitoring that can track thousands of devices as a distributed “monitoring net.”
- Netdata — Per-second, real-time health and performance monitoring for entire distributed clusters.
🕵️ Advanced OSINT & Data Leaks
- SpiderFoot — Automates OSINT collection from over 100 public data sources for threat intelligence.
- Gitleaks — Scan every commit in your history to find leaked API keys, tokens, and secrets.
- Mary-SUE — (Your Tool/Reference) — Specialized script for harvesting username-linked data across platforms.
- Ciphey — Fully automated decryption tool that uses AI and Natural Language Processing to crack unknown encryptions.
💣 Exploitation & Payload Heavies
- Metasploit Framework — The world’s most used penetration testing software.
- PayloadsAllTheThings — A massive library of payloads for every web vulnerability imaginable.
- Impacket — A collection of Python classes for working with network protocols (SMB, MSRPC) — essential for Windows network hacking.
- Aircrack-ng — The standard for auditing wireless networks and cracking WPA/WPA2.
🏗️ System Design & Architecture
- system-design-primer — Learn how to design large-scale systems.
- system-design-resources — Extensive collection of system design resources.
- awesome-system-design — Curated list of system design materials.
- design-patterns-for-humans — Design patterns explained simply.
- awesome-microservices — Curated list on Microservices.
- awesome-architecture — Software architecture resources.
- awesome-scalability — High scalability, availability, and stability patterns.
📚 Awesome Lists & Resources
- awesome — The most awesome curated lists on GitHub.
- awesome-awesomeness — A curated list of awesome awesomeness.
- best-of-lists — Discover awesome open-source projects, ranked by quality and updated weekly.
- awesome-lists — List of awesome lists.
- awesome-cheatsheets — Useful programming cheatsheets.
- awesome-design — Curated list of design resources.
- awesome-interview-questions — Lists of interview questions by technology.
- Project-Awesome.org — A categorized web interface for awesome lists.
- awesome.facts.dev — The most popular awesome lists on GitHub, ranked and categorized.
- awesome-open-source — Search, curate, and share the best open-source projects.
- top-github-repositories-which-everyone-should-look — A handpicked list of top GitHub repositories everyone should look at.
🛠️ Developer Tools & Utilities
- gitignore — Useful .gitignore templates.
- ohmyzsh — A delightful community-driven framework for managing your zsh configuration.
- powerlevel10k — Super flexible and fast zsh theme.
- prettier — Code formatter.
- eslint — Pluggable JavaScript linter.
- homebrew — The missing package manager for macOS (or Linux).
- nvm — Node version manager.
- fzf — A command-line fuzzy finder.
- tmux — Terminal multiplexer.
- ripgrep — Fast command-line search tool.
- shields — Quality metadata badges for open source projects.
🏆 GitHub Profile & Achievement Showcases
- github-profile-trophy - Show off your GitHub trophies on your profile.
- profile-readme-stats - Dynamic stats for your GitHub profile README.
🎨 Themes & Customizations
- plymouth-themes - Collection of beautiful Linux boot splash themes.
- awesome-terminal-fonts - Fonts patched with a high number of glyphs/icons.
🎨 Design, Frontend & UX
- design-resources-for-developers — Curated list of design resources.
- awesome-design-systems — Design systems, pattern libraries, and more.
- tailwindcss — Utility-first CSS framework.
- bootstrap — The most popular HTML, CSS, and JS library.
- fontawesome — The iconic font and CSS toolkit.
- awesome-css — CSS frameworks, tools, and resources.
📊 Visualization, Data & Charts
- awesome-visualization — Curated list of visualization libraries.
- d3 — Bring data to life with SVG, Canvas and HTML.
- chart.js — Simple yet flexible JavaScript charting.
- awesome-dataviz — Curated list of data visualization libraries.
- echarts — Powerful visualization library for browser.
💼 Job Search & Career
- tech-jobs-with-relocation — Tech jobs with relocation.
- engineering-blogs — A curated list of engineering blogs.
- awesome-remote-job — Curated list of remote jobs.
🗃️ Miscellaneous / General
- best-websites-a-programmer-should-visit — Useful sites for programmers.
- what-happens-when — What happens when you type a URL into your browser.
- build-your-own-x — Tutorials on building your own DB, Shell, etc.
- awesome-hacker-news — Everything about Hacker News.
- movies-for-hackers — Movies every hacker should watch.
💬 Top Open Source Chat & Workspace Messaging Platforms
- Rocket.Chat — The leading open source team chat platform, Slack alternative, with rich integrations and self-hosting.
- Mattermost — Secure, self-hosted Slack alternative for teams and enterprises.
- Matrix (Synapse) — Matrix protocol reference server, a decentralized, federated, end-to-end encrypted messaging network.
- Element — The flagship Matrix client, formerly Riot, web and desktop app.
- Telegram (Unofficial, open clients) — Unofficial open source desktop client for Telegram.
- Wire — Secure, cross-platform team collaboration platform.
- Zulip — Powerful threaded open source group chat, great for remote teams.
- Rocket.Chat.ReactNative — Mobile client for Rocket.Chat.
- Jitsi Meet — Secure, scalable open source video chat and conferencing platform.
- SimpleX Chat — Private, decentralized, and serverless messenger.
- Conduit — Lightweight Matrix homeserver written in Rust.
- Openfire — Real-time collaboration server based on XMPP protocol.
- SOGo — Groupware server with calendar, contacts, and chat.
- Open Source WhatsApp Clients — Unofficial WhatsApp Web API for Node.js.
🐧 Linux & Command Line Tools
A curated list of repositories to master the Linux ecosystem, from core fundamentals to high-performance modern replacements.
- jlevy/the-art-of-command-line — A comprehensive collection of tips and best practices for using the command line effectively.
- bobbyiliev/101-linux-commands-ebook — An open-source eBook featuring 101 essential Linux commands.
- kodekloudhub/linux-basics-course — A structured course covering Linux basics, including working with the shell and shell scripting.
- danielmapar/LinuxCommandLine — Provides a collection of basic Linux commands and insights into the Linux file system hierarchy.
- NaiveNeuron/TermAdventure — An interactive learning tool that teaches UNIX command-line skills through a text adventure game format.
- tldr-pages/tldr — Simplified and community-driven man pages that provide concise examples for command-line tools.
- krother/bash_tutorial — This tutorial helps you become familiar with bash, the Linux command line, through hands-on exercises.
- nuitrcs/commandlineworkshop — A workshop that introduces the basics of the bash shell, covering essential commands and navigation techniques.
- labex-labs/linux-free-tutorials — A collection of 80 free tutorials for Linux, offering a comprehensive learning path.
- get543/linux-beginner-guide — An ultimate guide for beginner Linux users, covering keyboard shortcuts and basic commands.
🎓 Mastering the Fundamentals
- jlevy/the-art-of-command-line — A masterclass on one page: comprehensive tips and best practices for every level.
- tldr-pages/tldr — Practical, community-driven examples that replace long manual pages.
- bobbyiliev/101-linux-commands-ebook — An essential open-source eBook for building a solid command foundation.
- kodekloudhub/linux-basics-course — A structured path for learning shell scripting and system hierarchy.
🚀 The “Modern Unix” Power Tools (Rust-Powered)
- eza-community/eza — A modern, maintained replacement for
lswith colors and git integration. - sharkdp/bat — A
catclone with syntax highlighting, line numbers, and git integration. - ajeetdsouza/zoxide — A smarter
cdcommand that learns your habits to help you navigate instantly. - BurntSushi/ripgrep — The fastest text search tool (
grepalternative) that respects your.gitignore. - sharkdp/fd — A simple, fast, and user-friendly alternative to the
findcommand. - aristocratos/btop — An immersive, high-performance system monitor (the successor to
htop). - mfontanini/duf — A better
dfutility with clear, colorful graphs for disk usage. - dalance/procs — A modern replacement for
pswritten in Rust with colored output.
🐚 Shell Customization & Terminal Experience
💻 Terminal Emulators (The High-Performance Tier)
- alacritty/alacritty — A cross-platform, GPU-accelerated terminal emulator focused on speed.
- kovidgoyal/kitty — A modern, feature-rich, GPU-based terminal supporting images and ligatures.
- wez/wezterm — A powerful GPU-accelerated terminal emulator and multiplexer written in Rust.
🔧 Shell Frameworks & Prompt Enhancements
- ohmyzsh/ohmyzsh — The gold standard framework for managing Zsh with 300+ plugins.
- starship/starship — The minimal, blazing-fast, and customizable prompt for any shell.
- romkatv/powerlevel10k — The fastest Zsh theme with an easy configuration wizard.
- zsh-users/zsh-autosuggestions — Fish-like completion suggestions for Zsh.
- Bash-it – A collection of community Bash commands and scripts.
- Prezto – A speedy Zsh configuration framework.
- md8-habibullah/awesome-shell – A curated list focusing on shell style and customization.
🖼️ Terminal Information & Aesthetics
- Neofetch – A command-line system information tool.
- fastfetch-cli/fastfetch — A much faster and more feature-rich alternative to the original
neofetch. - junegunn/fzf — The essential command-line fuzzy finder for files, history, and git.
- zsh-syntax-highlighting – Syntax highlighting for the Zsh shell.
- jesseduffield/lazygit — A beautiful terminal UI for git commands.
- charmbracelet/glow — Render markdown on the CLI with high-quality styling.
🚀 Want More? Explore Further!
- 🌟 GitHub Trending — See what’s hot on GitHub right now.
- 🥇 best-of-lists — Discover curated “best-of” open-source projects by category.
- 🏅 Project-Awesome.org — Browse the best “Awesome” lists in a user-friendly way.
- 💼 Awesome Open Source — Find, curate, and share the best open-source projects.
- 🔍 GitHub Explore — Personalized recommendations for projects, topics, and collections.
- 📝 Awesome Lists — The motherlode of curated “awesome” lists.
- 🏆 GitHub Stars — See what top developers are starring.
- 📝 GitHub Topics — Browse open source projects by topics like AI, blockchain, web, and more.
- 🤖 GitHub Copilot — Your AI pair programmer (for code, not repo discovery!)
- 📰 Open Source Insights — Analyze and compare open source packages.
- 💬 Reddit r/opensource — Community-driven open source recommendations.
- 🧑💻 Hacker News “Show HN” — Trending open source launches.
- 📰 LibHunt - Curated lists — Trending and best open source project lists.
🤝 Contributing
Want to make this list even better? See CONTRIBUTING.md and open a pull request!
- Suggest new repos
- Fix errors or descriptions
- Add new categories
📣 Share This List
If you found this helpful, please star ⭐, fork 🍴, and share with your friends and communities!
Feel free to fork, suggest, or contribute to this list!
Maintained by md8-habibullah