Code Notes made by Vaibhav Rathod

Free Assets & Resources

23 min read

Written by Vaibhav Rathod

What is This Page?

  • The biggest curated collection of 100% free, open-source, and lifetime-free resources for developers, designers, and creators. Every single resource here is completely free forever or open-source. No trials, no credit cards, no paywalls, no “free tier with paid upgrade” traps.

Fonts

Free Font Libraries

  • Google Fonts — 1,500+ free, open-source fonts. Direct CSS import. Most used font service on the web.
  • Font Squirrel — Free fonts licensed for commercial use. High quality, hand-selected.
  • Fontshare — Free, high-quality fonts from Indian Type Foundry. Commercial use allowed.
  • DaFont — Thousands of free fonts. Check license per font.
  • 1001 Fonts — Large collection of free fonts. Filter by commercial-use license.
  • Bunny Fonts — Privacy-friendly Google Fonts alternative. Same fonts, GDPR compliant. Free.
  • Uncut.wtf — Free, open-source typefaces. Curated selection of modern fonts.
  • The League of Moveable Type — Open-source, high-quality fonts. Free for all use.
  • Open Foundry — Curated open-source fonts. Free for personal and commercial use.
  • Velvetyne Type Foundry — Free, open-source fonts. SIL Open Font License.
  • Fontesk — Free fonts for commercial use. Curated collection.
  • Befonts — Free fonts for designers. Commercial use available on many.

Monospace / Coding Fonts

  • JetBrains Mono — Free, open-source monospace font designed for code. Ligatures included.
  • Fira Code — Free monospace font with programming ligatures. Open-source.
  • Cascadia Code – Microsoft — Free monospace font by Microsoft. Used in Windows Terminal. Open-source.
  • Hack — Free, open-source monospace font designed for source code.
  • Iosevka — Slender, open-source monospace font. Highly customizable. Free.
  • Nerd Fonts — Patched fonts with icons for terminal use. Free and open-source.
  • Commit Mono — Free, open-source neutral programming font. SIL Open Font License.
  • Monaspace – GitHub — Free font superfamily for code by GitHub Next. Open-source.

Icons & SVGs

  • Heroicons — Beautiful, free SVG icons by the Tailwind CSS team. MIT license.
  • Lucide Icons — Open-source icon library. Fork of Feather Icons. MIT license. 1,400+ icons.
  • Feather Icons — Simply beautiful open-source icons. MIT license.
  • Phosphor Icons — Flexible icon family. 9,000+ icons. MIT license. Multiple weights.
  • Tabler Icons — 5,000+ free, open-source SVG icons. MIT license.
  • Bootstrap Icons — 2,000+ free, open-source icons from Bootstrap. MIT license.
  • Material Icons – Google — 2,500+ free Material Design icons by Google. Apache 2.0 license.
  • Font Awesome Free — 2,000+ free icons. Free version is open-source (CC BY 4.0 + MIT).
  • Remix Icon — 2,800+ open-source neutral-style icons. Apache 2.0 license.
  • Iconoir — 1,500+ free SVG icons. MIT license. Clean, minimal style.
  • Simple Icons — Free SVG icons for 3,000+ popular brands. CC0 license.
  • Devicons — Icons for programming languages, frameworks, and tools. MIT license.
  • SVG Repo — 500,000+ free SVG icons and vectors. Check license per icon.
  • Flaticon Free Section — Free icons with attribution (CC BY).
  • The Noun Project Free — Free icons with attribution (CC BY).
  • Lordicon Free — Free animated Lottie icons. No account needed.
  • Icones — Browse and search 150,000+ open-source icons from all major icon sets. Free.
  • Iconify — Unified icon framework. 200,000+ open-source icons. Free.
  • Flowbite Icons — Free, open-source SVG icons. MIT license.
  • Solar Icons — Free icon set. 7,000+ icons. MIT license.

Stock Images & Videos

Free Stock Photos

  • Unsplash — 3M+ free high-resolution photos. Free for commercial use, no attribution required.
  • Pexels — Free stock photos and videos. CC0 license. No attribution required.
  • Pixabay — 4M+ free images, videos, and music. Free for commercial use.
  • StockSnap.io — Hundreds of free high-res photos added weekly. CC0 license.
  • Burst by Shopify — Free stock photos for entrepreneurs. CC0 license.
  • Reshot — Free handpicked stock photos and icons. Free for commercial use.
  • Life of Pix — Free high-resolution photos. CC0 license.
  • Gratisography — Quirky, creative free photos. Free for personal and commercial use.
  • Kaboompics — Free lifestyle and fashion photos. Free, no attribution required.
  • ISO Republic — Free high-resolution photos and videos. CC0 license.
  • Negative Space — Free stock photos. CC0 license.
  • Picjumbo — Free stock photos. Free for personal and commercial use.
  • Foodiesfeed — Free food photography. CC0 license.

Free Stock Videos

  • Pexels Videos — Free stock videos. CC0 license. No attribution required.
  • Pixabay Videos — Free stock footage. Free for commercial use.
  • Coverr — Free website background videos. CC0 license.
  • Mixkit Videos — Free stock videos. Free for commercial use.
  • Life of Vids — Free videos and loops. CC0 license.
  • Videezy — Free HD and 4K stock footage. Free with attribution.

Free Illustrations & Vector Art

  • unDraw — Open-source SVG illustrations. Customizable color. MIT license. Free forever.
  • Storyset — Free customizable illustrations. Free with attribution.
  • Humaaans — Mix-and-match illustration library of people. CC BY 4.0.
  • Open Doodles — Free sketchy illustrations. CC0 license.
  • Illustrations.co — 100+ free open-source illustrations. MIT license.
  • DrawKit Free — Free hand-drawn illustrations. MIT license.
  • Skribbl Illustrations — Free hand-drawn illustrations. CC0 license.
  • Absurd Design — Free surreal illustrations. CC BY 4.0.
  • Blush Design Free — Free illustrations from global artists.

Learning & Courses

Full Curriculum Platforms

Specialized Free Courses

Books & Documentation

Free Programming Books

Documentation & References

  • DevDocs — Fast, offline-capable unified docs for 100+ languages and frameworks in one place.
  • Zeal – Offline Docs — Free offline documentation browser for 200+ APIs. Open-source.
  • MDN Web Docs — The definitive free reference for HTML, CSS, JavaScript, and Web APIs by Mozilla.
  • Quick Reference – Cheatsheets — Clean cheatsheets for 100+ languages and tools.
  • OverAPI – Visual Cheatsheets — Visual cheatsheets for HTML, CSS, JS, Python, Git, Linux, and more.
  • TLDR Pages — Simplified, community-driven man pages. Quick command references. Open-source.
  • Free For Dev – GitHub — Massive list of SaaS, PaaS, and IaaS with free tiers for developers. 90k+ stars.

Practice & Interview Prep

  • LeetCode — 3,000+ algorithm problems. Free problems cover most interview needs.
  • HackerRank — Free coding challenges in algorithms, data structures, SQL, regex, and more.
  • Codewars — Community-driven coding challenges (kata) in 50+ languages. Fully free.
  • Exercism — Free coding exercises in 70+ languages with optional human mentoring.
  • Project Euler — 800+ challenging math/programming problems. Completely free.
  • Advent of Code — Free annual programming puzzles every December. All past years available.
  • VisuAlgo — Visualize data structures and algorithms through animation. Free. Great for learning DSA.
  • Build Your Own X – GitHub — Build your own Git, Docker, Redis, SQLite from scratch. Open-source guides.
  • Company-Wise DSA – GitHub — DSA problems organized by company (Google, Amazon, Meta, etc.). Free.
  • System Design Primer – GitHub — Learn to design large-scale systems. 280k+ stars. Completely free.
  • Tech Interview Handbook — Free, curated guide for software engineering interviews.
  • Interview Preparation – IndiaBix — Free aptitude, verbal, and technical interview preparation.
  • Hiring Without Whiteboards — Companies that use practical interviews instead of algorithm puzzles.
  • NeetCode — Free curated LeetCode problem lists with video explanations. Best structured prep resource.
  • CS Visualized — Visual explanations of CS concepts. Free articles.
  • Big-O Cheat Sheet — Free reference for time and space complexity of common algorithms.

Developer Tools & Utilities

Online IDEs & Coding Environments

  • Replit — Browser-based IDE supporting 50+ languages. Free for personal use.
  • GitHub Codespaces — Full VS Code in the browser. 60 free hours/month.
  • GitPod — Open-source cloud dev environment. 50 free hours/month.
  • CodeSandbox — Instant online IDE for web development. Free for personal projects.
  • StackBlitz — Online IDE for web apps. Runs Node.js in the browser. Free for open-source.
  • Compiler Explorer – Godbolt — See real-time assembly output for C, C++, Rust, Go, and more. Completely free.
  • Python Tutor — Visualize Python, Java, C, C++, JS code execution step by step. Completely free.
  • Wandbox — Free online compiler supporting 50+ languages. No account needed.
  • OneCompiler — Free online compiler for 60+ languages. No account needed.

Code Utilities

Diagramming & Whiteboarding

  • Excalidraw — Open-source virtual whiteboard for sketching diagrams. No account needed. Free.
  • draw.io / diagrams.net — Free, open-source diagramming tool. Works offline. No account needed.
  • Mermaid Live Editor — Create diagrams from text/code. Free and open-source.
  • tldraw — Free, open-source infinite canvas whiteboard. No account needed.
  • Whimsical — Flowcharts, wireframes, mind maps. Free for personal use.

Downloader Tools

Hosting & Deployment (Free Forever Plans)

Frontend & Static Hosting

  • Vercel — Deploy frontend apps for free. Unlimited personal projects. Best for Next.js.
  • Netlify — Free hosting for static sites and JAMstack apps. 100GB bandwidth/month.
  • GitHub Pages — Free static site hosting directly from a GitHub repo. Custom domain supported.
  • Cloudflare Pages — Free static site hosting with unlimited bandwidth. Fast global CDN.
  • Surge.sh — Simple, free static web publishing from the command line.
  • Tiiny.host — Free static site hosting. No account needed for basic use.

Backend & Full-Stack Hosting

  • Supabase — Open-source Firebase alternative. Free plan: Postgres, auth, storage, realtime. Self-hostable.
  • Firebase — Google’s app platform. Free Spark plan: hosting, Firestore, auth, functions.
  • PocketBase — Open-source backend in a single file. Self-host for free forever. SQLite-based.
  • Appwrite — Open-source Firebase alternative. Self-host for free forever.
  • Deno Deploy — Deploy JavaScript/TypeScript edge functions. Free plan available.
  • Coolify — Open-source, self-hostable Heroku/Netlify alternative. Free forever when self-hosted.

Domain & DNS

Colors & Design

Color Palettes & Tools

  • Coolors — Fast color palette generator. Press spacebar to generate. Free.
  • Adobe Color — Free color wheel and palette generator by Adobe. No subscription needed.
  • fffuel – Design Tools Collection — Free collection of color tools, SVG generators, and design utilities. All free.
  • pppalette by fffuel — Free color palette generator with beautiful gradients.
  • Paletton — Color scheme designer. Free.
  • Color Hunt — Curated color palettes. Free, community-driven.
  • Flat UI Colors — Flat design color palettes. Free.
  • Open Color — Open-source color scheme optimized for UI. Free.
  • Gradient Hunt — Free gradient color palettes. Community-driven.
  • CSS Gradient — Free CSS gradient generator with visual editor.
  • uiGradients — Beautiful CSS gradients. Free.
  • Muzli Colors — Color palette generator with UI preview. Free.
  • Colorable — Free contrast checker for accessible color combinations.
  • Accessible Colors — Free WCAG color contrast checker.
  • Realtime Colors — Visualize color palettes on a real UI. Free.

Design Inspiration & Resources

  • Awesome Design – GitHub — Curated list of the best design resources, tools, and inspiration. Free.
  • Dribbble — Design inspiration and community. Free to browse.
  • Behance — Creative portfolio platform by Adobe. Free to browse.
  • Awwwards — Best web design awards. Free to browse.
  • Land-book — Landing page design gallery. Free.
  • Screenlane — Mobile UI design inspiration. Free to browse.
  • Godly — Astronomically good web design inspiration. Free to browse.
  • Mobbin — Mobile and web UI design patterns. Free to browse.
  • Pttrns — Mobile UI design patterns. Free to browse.

UI Kits & Components

  • UIverse — Open-source UI elements built with pure CSS and Tailwind. Free.
  • Shadcn/ui — Free, open-source React component library. Copy-paste components. MIT license.
  • DaisyUI — Free Tailwind CSS component library. Open-source. MIT license.
  • Flowbite — Free Tailwind CSS components. Open-source core. MIT license.
  • Headless UI — Unstyled, accessible UI components for React and Vue. MIT license.
  • Radix UI — Low-level, accessible UI primitives for React. MIT license.
  • Chakra UI — Free, accessible React component library. MIT license.
  • Material UI Community — React components implementing Material Design. Free community edition. MIT license.
  • Ant Design — Enterprise-grade React UI library. Free and open-source. MIT license.
  • Bootstrap — The most popular CSS framework. Free and open-source. MIT license.
  • Tailwind CSS — Utility-first CSS framework. Free and open-source. MIT license.
  • Bulma — Free, open-source CSS framework based on Flexbox. MIT license.
  • Skeleton — Free UI toolkit for Svelte and Tailwind. MIT license.
  • Open Props — Free CSS custom properties for design systems. MIT license.
  • Animate.css — Free CSS animation library. MIT license.
  • GSAP Community Edition — Professional JavaScript animation library. Free for personal and open-source use.
  • Lottie Files Free — Free Lottie animations for web and mobile.
  • Pines UI — Free Alpine.js and Tailwind CSS UI library. MIT license.
  • Preline UI — Free Tailwind CSS component library. MIT license.

Game Assets 2D & 3D

Free 2D Game Assets

Free 3D Game Assets & HDRIs

  • Poly Pizza — Free low-poly 3D models. CC0 license. Great for game dev.
  • Quaternius — Free low-poly 3D game assets. CC0 license.
  • Mixamo — Free 3D character animations by Adobe. No account needed to download.
  • Polyhaven — Free 3D assets: HDRIs, textures, and models. CC0 license. High quality.
  • OpenHDRI — Free, open-source HDRI images for 3D rendering. CC0 license.
  • Blendswap — Free Blender models shared by the community. CC licenses.
  • Sketchfab Free Models — Thousands of free 3D models. Check license per model.
  • FragCoord – Shader Explorer — Free shader and graphics programming explorer. Great for learning GLSL.

Free Textures & Materials

  • Polyhaven Textures — Free PBR textures. CC0 license. High resolution.
  • ambientCG — Free PBR materials and HDRIs. CC0 license.
  • Texture Ninja — Free photographic textures. CC0 license. No account needed.
  • 3DTextures.me — Free seamless PBR textures. CC0 license.
  • Freepbr.com — Free PBR materials and textures. Free for personal and commercial use.
  • ShareTextures — Free PBR textures. CC0 license.
  • TextureCan — Free PBR textures. CC0 license.

3D Models

  • Polyhaven — Free high-quality 3D models. CC0 license.
  • Poly Pizza — Free low-poly 3D models. CC0 license. Great for games and apps.
  • Quaternius — Free low-poly 3D game assets. CC0 license.
  • NASA 3D Resources — Free 3D models of spacecraft, planets, and astronauts by NASA.
  • Smithsonian 3D — Free 3D scans of museum artifacts. CC0 license.
  • Thingiverse — Free 3D printable models. Large community. Various CC licenses.
  • Printables — Free 3D printable models by Prusa. CC licenses.
  • GrabCAD — Free CAD models. Large engineering community.
  • Sketchfab Free Models — Largest 3D model community. Thousands of free models. Check license per model.
  • 3D Artists Handbook — Free, open-source handbook for 3D artists covering modeling, rigging, rendering, and more.

Audio & Music

Free Sound Effects

  • Freesound — Community-driven database of free audio samples and sound effects. CC licenses.
  • Mixkit Sound Effects — Free sound effects. Free for commercial use.
  • Zapsplat — 140,000+ free sound effects and music. Free with account.
  • SoundBible — Free sound clips and sound effects. Various licenses.
  • BBC Sound Effects — 33,000+ free BBC sound effects. Free for personal/research use.
  • OpenGameArt Audio — Free game music and sound effects. Open-source licenses.
  • Kenney Audio — Free game audio packs. CC0 license.
  • SoundJay — Free sound effects. Free for personal and commercial use.

Free Music & Background Tracks

  • Free Music Archive — Free, legal music downloads. Various CC licenses.
  • ccMixter — Free music for creative projects. CC licenses.
  • Dogmazic — Free music under libre licenses (CC, Art Libre). Large catalog of independent artists.
  • Incompetech – Kevin MacLeod — Royalty-free music. CC BY license (attribution required).
  • Bensound — Free royalty-free music. Free with attribution.
  • Pixabay Music — Free music tracks. Free for commercial use.
  • Mixkit Music — Free music tracks. Free for commercial use.
  • YouTube Audio Library — Free music and sound effects for YouTube creators.
  • Musopen — Free classical music recordings and sheet music. Public domain.
  • Jamendo — Free music under Creative Commons licenses.
  • dig.ccMixter — Free music for film, video, and games. CC licenses.

Free Music Production Tools

  • LMMS — Open-source DAW for music production. Free alternative to FL Studio.
  • Audacity — Open-source audio editor and recorder. Completely free.
  • Ardour — Open-source DAW for recording, editing, and mixing. Free on Linux.
  • Cakewalk by BandLab — Professional DAW. Completely free forever.
  • GarageBand — Free DAW for macOS and iOS by Apple.
  • Tracktion Waveform Free — Full-featured DAW. Completely free forever, no time limit.
  • Hydrogen — Open-source drum machine and sequencer. Free.
  • MuseScore — Free, open-source music notation software.
  • Sonic Pi — Free, open-source live coding music synth. Great for learning.

AI & Machine Learning

Run AI Locally (100% Free, No API Key)

  • Ollama — Run Llama, Mistral, Gemma, Phi locally for free. Open-source.
  • LM Studio — Run local LLMs with a GUI. Free. Supports most GGUF models.
  • Jan.ai — Open-source, offline AI assistant. Run LLMs locally. Free.
  • GPT4All — Free, open-source local LLM runner. No internet required.
  • Stable Diffusion – Automatic1111 — Free, open-source image generation. Run locally.
  • ComfyUI — Free, open-source node-based Stable Diffusion UI.
  • InvokeAI — Free, open-source Stable Diffusion interface. Run locally.
  • Kobold.cpp — Free, open-source local LLM runner. Single executable.

Free AI Web Tools

  • Hugging Face — The GitHub of ML. Free access to 500k+ models, datasets, and Spaces. Open-source.
  • Bing Copilot — Microsoft’s AI assistant powered by GPT-4. Completely free.
  • Groq — Free API for ultra-fast LLM inference. Llama, Mixtral, Gemma. No credit card needed.
  • Google AI Studio — Free access to Gemini models via API. No credit card needed.
  • Mistral AI Free API — Open-weight models. Free API tier. No credit card needed.
  • Perplexity AI — AI-powered search engine. Free plan available.

Free ML Learning & Data

  • MLU-Explain — Free, visual explanations of core ML concepts by Amazon. Interactive and beginner-friendly.
  • Kaggle — Free ML courses, 50k+ public datasets, and competitions. Completely free.
  • Fast.ai — Free practical deep learning course. No PhD required.
  • Google ML Crash Course — Free ML course with TensorFlow by Google.
  • Papers With Code — ML papers with open-source implementations. Free.
  • OpenAI Cookbook — Official examples for OpenAI APIs. Open-source.
  • LangChain Docs — Build LLM apps. Open-source, free.
  • Distill.pub — Free, interactive ML research articles with beautiful visualizations.

APIs & Public Data

Databases & Backend Tools

  • PostgreSQL — The world’s most advanced open-source relational database. Completely free.
  • MySQL Community Edition — Free, open-source relational database. Powers most of the web.
  • MongoDB Community — Free community edition of the most popular NoSQL database.
  • Redis Community — Open-source in-memory data store. Free community edition.
  • SQLite — Serverless, zero-config SQL database. Completely free and open-source.
  • MariaDB — Free, open-source MySQL fork. Community-driven.
  • PocketBase — Open-source backend in a single file. SQLite-based. Self-host for free.
  • Appwrite — Open-source Firebase alternative. Self-host for free.
  • DBeaver Community — Free, open-source database GUI for MySQL, PostgreSQL, SQLite, and 80+ more.
  • Beekeeper Studio Community — Free, open-source SQL editor and database manager.
  • DB Fiddle — Free online SQL playground. Supports MySQL, PostgreSQL, SQLite.

Version Control & Collaboration

  • Git — The standard version control system. Free and open-source.
  • GitHub — Free unlimited public and private repos. Industry standard.
  • GitLab Community Edition — Free, open-source. Self-host or use gitlab.com free plan.
  • Gitea — Open-source, self-hosted Git service. Lightweight and free.
  • Forgejo — Community fork of Gitea. Open-source, self-hosted. Free.
  • GitHub Student Developer Pack — Free access to 100+ developer tools for students.
  • Obsidian — Free local markdown knowledge base. No subscription for personal use.
  • Logseq — Free, open-source knowledge management. Local-first.
  • Joplin — Free, open-source note-taking app with sync. Markdown support.
  • Notion Free Plan — Free plan for personal use. Notes, wikis, project management.

Cybersecurity Tools & Learning

  • TryHackMe — Hands-on cybersecurity training. Free rooms available. Best for beginners.
  • Hack The Box Free — Free ethical hacking labs and challenges.
  • OverTheWire Wargames — Free security wargames to learn Linux and hacking fundamentals.
  • OWASP — Open-source web application security project. Free guides, tools, and checklists.
  • Wireshark — Open-source network protocol analyzer. Free.
  • Nmap — Open-source network discovery and security auditing tool. Free.
  • Metasploit Framework — Open-source penetration testing framework. Free community edition.
  • Burp Suite Community Edition — Free web security testing tool.
  • OWASP ZAP — Free, open-source web application security scanner.
  • Kali Linux — Free, open-source Linux distro for penetration testing.
  • CyberChef — Free, open-source web app for encoding, decoding, and analyzing data. By GCHQ.
  • GTFOBins — Free reference for Unix binaries that can be exploited. Open-source.

Free YouTube Playlists & Channels

Programming & CS

Game Development & 3D

Design & Creative

Graph View

Backlinks

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