30 resources · 30 free
Game Development
Design and build games — engines, 2D/3D art pipelines, mechanics, and game design.
Unity Learn
Unity's official learning hub with hundreds of free tutorials, projects, and live sessions. Learn game design, C# scripting, 2D/3D art integration, and editor workflows hands-on. Suited to complete beginners and developers moving into Unity from other engines. Created and maintained by Unity Technologies, with content that tracks current engine versions.
Unity Junior Programmer Pathway
Unity's official guided 12-week pathway that takes you from basic Unity knowledge to job-ready programming. Includes structured missions, projects, and quizzes, ending with a shareable Credly badge. Designed for aspiring junior programmers and Unity Certified User exam candidates. Completely free and maintained by Unity's Real-Time Learning team.
Unity Documentation
The official reference for the Unity engine: scripting API, manual, and version-specific guides. Use it to look up components, C# classes, rendering pipelines, and best practices. An essential daily reference for any Unity developer, beginner or professional. Authoritative, free, and updated with every Unity release.
Unreal Engine Learn
Epic's official learning portal with free video courses, written tutorials, and sample projects for Unreal Engine. Covers Blueprints, C++, world building, animation, and specialized industry tracks. For beginners through professionals working in games, film, and real-time 3D. Official content from Epic Games; Unreal Engine itself is free to download and use.
Godot Engine Documentation
The official manual and API reference for the open-source Godot game engine. Includes a step-by-step 'Your first 2D/3D game' tutorial plus in-depth guides on GDScript, scenes, and physics. Ideal for beginners who want a free engine and for professionals exploring an open alternative. Maintained by the Godot community and updated for every stable release.
KidsCanCode — Godot Recipes
A collection of Godot tutorials and recipes, from a Godot 101 introduction to full game builds. Includes complete series like 'Your First 2D Game' with downloadable project code on GitHub. Perfect for Godot learners who want clear, written, code-along tutorials. Long-running community project by experienced Godot educators, kept updated for Godot 4.
Brackeys
The most popular Unity tutorial channel, with concise, high-quality videos for every Unity topic. Covers C# scripting, game mechanics, UI, and complete beginner series. The classic starting point for anyone learning Unity game development. Over a billion views and millions of subscribers; content remains free and highly regarded.
GDC YouTube Channel
The official channel of the Game Developers Conference, posting hundreds of talk recordings. Learn from industry veterans on design, programming, production, art, and postmortems of shipped games. Essential viewing for serious game developers who want professional insight. Official GDC content, free on YouTube; the full GDC Vault archive is paid.
Game Maker's Toolkit (GMTK)
Mark Brown's acclaimed series analyzing game design: mechanics, level design, and how great games work. Includes the annual GMTK Game Jam and deep dives into design patterns like boss fights and difficulty. For designers and players who want to understand why games feel the way they do. One of the most respected design-analysis channels, with millions of subscribers.
Sebastian Lague
Beautifully produced programming and game-dev videos covering procedural generation, AI, and Unity C#. Series like 'Coding Adventures' explain complex systems from first principles. Great for intermediate developers who want to learn how advanced game systems are built. Widely praised for clarity and depth; completely free on YouTube.
Extra Credits
An animated series on game design, history, and industry practice, distilling complex topics into short episodes. Covers design principles, monetization ethics, accessibility, and developer health. A fast, engaging way for new designers to absorb design vocabulary and history. Long-running channel with a large archive; free to watch.
GameDev.net
One of the oldest and largest game developer communities, with forums, articles, and tutorials. Get answers on programming, art, audio, and business from working developers. Valuable for beginners seeking mentorship and veterans sharing hard-won knowledge. Free to read and join; the forum archive spans decades of professional experience.
r/gamedev Wiki
The curated wiki of Reddit's largest game development subreddit (3M+ members). Contains beginner FAQ, engine comparisons, learning roadmaps, and career guidance written by the community. The fastest way to get oriented when you are new to game development. Free, community-maintained, and continually updated.
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itch.io Devlogs
A feed of development logs from indie developers building games on itch.io. Follow real projects from first prototype to release, including postmortems and technical writeups. Great for learning how small teams actually scope, build, and ship games. Free to browse; part of the massive, indie-friendly itch.io platform.
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Ludum Dare
The world's longest-running online game jam, where participants make a game in 48 or 72 hours. Compete, get community ratings, and read postmortems of thousands of jam games. The best way to practice shipping complete games on a deadline. Free to enter; a legendary institution in indie game development since 2002.
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PICO-8 Wiki
The community wiki for PICO-8, the 128x128 'fantasy console' for making tiny games in Lua. Documents the API, cart formats, tools, and techniques used across the PICO-8 ecosystem. Perfect for learning constrained, creative game programming with instant results. Free and maintained by the active PICO-8 community; the console itself is a paid tool.
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LÖVE (Love2D) Game Engine
An open-source 2D game engine for Lua that makes prototyping fast and fun. Learn the engine through the official wiki tutorials, then build games that run on desktop and mobile. Ideal for beginners learning to program games and for jam developers who want speed. Free, open-source, and backed by a friendly community and rich wiki.
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libGDX Wiki
The official wiki for libGDX, the mature cross-platform Java game development framework. Step-by-step guides cover setup, a first game, audio, graphics, and publishing to desktop and Android. Great for Java developers who want to build games without a full engine. Community-driven documentation maintained by the libGDX organization.
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Phaser Game Framework
A free, open-source HTML5 game framework for building 2D games that run in the browser. Includes tutorials, examples, and an online playground for experimenting with code instantly. Perfect for web developers adding games to their skillset, and for quick prototypes. One of the most widely used web game frameworks, with a large community and active development.
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TIC-80
A free fantasy computer for making, playing, and sharing tiny games with built-in code, sprite, map, and sound editors. Program in Lua, JavaScript, or other languages within strict retro constraints. Excellent for learning game programming fundamentals through small complete projects. Free and open-source, with an active community and thousands of released cartridges.
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Scratch
MIT's block-based visual programming environment where you build games by snapping blocks together. Learn loops, conditionals, events, and game logic without typing syntax. The classic starting point for kids, teachers, and total beginners. Free forever, run by the nonprofit Scratch Foundation at MIT.
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CodeCombat
A browser game where you learn Python, JavaScript, and web development by controlling heroes with real code. Progress through RPG-style dungeons while learning syntax, logic, and algorithms. A motivating entry point for teens and adults who learn best through play. First levels are free; deeper courses and classrooms require a paid subscription.
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Game Programming Patterns
The complete online edition of Robert Nystrom's book on reusable patterns for game code. Covers sequencing, behavioral, decoupling, and optimization patterns with game-specific examples. For intermediate programmers who want to structure game code that stays maintainable. Free to read online; written by a former Electronic Arts engineer and widely praised.
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Red Blob Games
Interactive, visual tutorials on game algorithms: pathfinding, hex grids, noise, and more. Every article includes live demos and diagrams so concepts click immediately. The best free resource for understanding A*, flow fields, and grid math. Written by Amit Patel, a beloved figure in the game-dev community; all free.
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Game Developer (formerly Gamasutra)
The industry's leading trade publication for game developers, with news, deep technical articles, and postmortems. Read in-depth breakdowns of shipped games, engine tech, and career advice from professionals. Essential reading for anyone serious about working in game development. Most articles are free; the site is the continuation of the legendary Gamasutra.
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Handmade Hero
A massive free video series where Casey Muratori builds a complete game from scratch in C, with no libraries. Covers rendering, audio, platform layers, math, and every low-level detail of game engineering. For programmers who want to understand exactly how games work under the hood. Hundreds of hours of archived episodes, free on the official site and YouTube.
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GDQuest
High-quality Godot tutorials, open courses, and learning paths produced by a dedicated team. Free YouTube tutorials and articles cover GDScript, shaders, and game feel; paid courses go deeper. The best-structured learning path for Godot learners who want professional polish. Freemium: extensive free content plus premium courses for advanced topics.
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Science Buddies
Free library of 1,200+ hands-on science experiments and engineering projects with step-by-step procedures, materials lists, background research, and data-analysis guidance. Each project is a guided lab you perform at home or school, from chemistry reactions to robotics builds. https://www.sciencebuddies.org Also offers project guides, STEM activities, and video lessons — all free.
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World History Encyclopedia
Free encyclopedia of world history with thousands of articles, maps, and timelines written by historians and translated into many languages. Each article is studied material that teaches events, cultures, and civilizations, with timelines and illustrations supporting chronological learning.
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KiCad
Free, open-source EDA (electronic design automation) software suite for schematic capture and PCB layout, used by hobbyists and professionals alike. The official site offers documentation, tutorials, and a forum where you learn circuit design, component placement, and board routing by doing. The practice surface for electronics and game-hardware design. Cross-platform and free.
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