OpenGames

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Discover 104+ curated collections of open-source games. Find exactly what you are looking for by genre, programming language, game engine, or explore free alternatives to popular commercial games.

By Genre23

Best Open Source Role-Playing Games

Character development, story-driven gameplay, and immersive worlds

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Best Open Source First-Person Shooter

Fast-paced action from a first-person perspective

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Best Open Source Real-Time Strategy

Base building, resource management, and tactical warfare

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Best Open Source Puzzle Games

Brain-teasing challenges and logical problem solving

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Best Open Source Platformer Games

Jumping, running, and navigating through challenging levels

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Best Open Source Roguelike Games

Procedural generation, permadeath, and high replayability

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Best Open Source Simulation Games

Realistic simulations of real-world activities

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Best Open Source Strategy Games

Turn-based or real-time tactical decision making

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Best Open Source Racing Games

High-speed vehicle racing and competition

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Best Open Source Sandbox Games

Open-world exploration and creative freedom

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Best Open Source Card Games

Digital card games and deck building

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Best Open Source Tower Defense Games

Strategic placement of defenses to stop waves of enemies

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Best Open Source Adventure Games

Story-driven exploration and puzzle solving

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Best Open Source Survival Games

Resource gathering, crafting, and staying alive

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Best Open Source Horror Games

Scary, atmospheric experiences that test your nerves

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Best Open Source Action Games

Fast-paced combat and reflex-based gameplay

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Best Open Source Shooter Games

Shoot-em-ups and bullet hell games

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Best Open Source Board Games

Digital versions of classic board games

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Best Open Source Arcade Games

Classic arcade-style gameplay and high scores

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Best Open Source Fighting Games

One-on-one or team combat with complex move sets

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Best Open Source Sports Games

Digital versions of real-world sports

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Best Open Source Music/Rhythm Games

Rhythm-based gameplay synchronized with music

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Best Open Source Educational Games

Learning through interactive gameplay

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By Programming Language13

Open Source Games Written in Rust

Memory-safe, blazingly fast systems programming. Explore games built with Rust.

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Open Source Games Written in C++

High-performance game development standard. Explore games built with C++.

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Open Source Games Written in Python

Beginner-friendly scripting and rapid prototyping. Explore games built with Python.

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Open Source Games Written in JavaScript

Web-based games and Node.js applications. Explore games built with JavaScript.

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Open Source Games Written in Go

Simple, efficient, and concurrent programming. Explore games built with Go.

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Open Source Games Written in Java

Cross-platform development with JVM. Explore games built with Java.

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Open Source Games Written in C#

Unity and .NET game development. Explore games built with C#.

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Open Source Games Written in Lua

Lightweight scripting often embedded in game engines. Explore games built with Lua.

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Open Source Games Written in TypeScript

Type-safe JavaScript for larger projects. Explore games built with TypeScript.

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Open Source Games Written in Haskell

Functional programming for unique game mechanics. Explore games built with Haskell.

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Open Source Games Written in Kotlin

Modern JVM language for Android and desktop. Explore games built with Kotlin.

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Open Source Games Written in Swift

Apple platforms native development. Explore games built with Swift.

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Open Source Games Written in GDScript

Godot Engine's native scripting language. Explore games built with GDScript.

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By Game Engine12

Commercial Alternatives20

Open Source Minecraft Alternatives

Free alternatives to Minecraft. Block-building sandbox adventure.

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Open Source Civilization Alternatives

Free alternatives to Civilization. Turn-based historical strategy.

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Open Source Terraria Alternatives

Free alternatives to Terraria. 2D sandbox with exploration and combat.

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Open Source Factorio Alternatives

Free alternatives to Factorio. Factory building and automation.

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Open Source Dwarf Fortress Alternatives

Free alternatives to Dwarf Fortress. Complex colony simulation.

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Open Source Age of Empires Alternatives

Free alternatives to Age of Empires. Historical real-time strategy.

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Open Source StarCraft Alternatives

Free alternatives to StarCraft. Sci-fi real-time strategy.

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Open Source Diablo Alternatives

Free alternatives to Diablo. Action RPG with loot grinding.

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Open Source DOOM Alternatives

Free alternatives to DOOM. Classic fast-paced FPS action.

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Open Source Quake Alternatives

Free alternatives to Quake. Arena shooter with 3D graphics.

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Open Source Transport Tycoon Alternatives

Free alternatives to Transport Tycoon. Transportation network building.

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Open Source SimCity Alternatives

Free alternatives to SimCity. City building and management.

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Open Source RollerCoaster Tycoon Alternatives

Free alternatives to RollerCoaster Tycoon. Theme park management.

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Open Source Stardew Valley Alternatives

Free alternatives to Stardew Valley. Farming and life simulation.

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Open Source Zelda Alternatives

Free alternatives to Zelda. Action-adventure with puzzles.

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Open Source Pokemon Alternatives

Free alternatives to Pokemon. Monster collection and battling.

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Open Source Command & Conquer Alternatives

Free alternatives to Command & Conquer. Classic RTS warfare.

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Open Source Warcraft Alternatives

Free alternatives to Warcraft. Fantasy real-time strategy.

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Open Source Worms Alternatives

Free alternatives to Worms. Turn-based artillery combat.

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Open Source Tetris Alternatives

Free alternatives to Tetris. Classic puzzle block stacking.

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By Platform10

Special Collections26

Best Multiplayer Open Source Games

Play with friends or compete online in these community-driven multiplayer experiences.

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Best Single-Player Open Source Games

Immersive single-player experiences without subscriptions or always-online requirements.

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Browser-Playable Open Source Games

Play instantly in your browser without downloads or installations.

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Mobile-Friendly Open Source Games

Open-source games optimized for Android and iOS devices.

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Open Source Games for Kids

Family-friendly, educational, and safe games for children.

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Retro-Style Open Source Games

Classic pixel art aesthetics and nostalgic gameplay mechanics.

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Most Moddable Open Source Games

Games designed for extensive modding and customization.

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Cross-Platform Open Source Games

Play on Windows, Mac, Linux, and more with the same game.

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Open Source Game Engines and Frameworks

Build your own games with free, open-source game engines.

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Actively Developed Open Source Games

Games with regular updates and active development communities.

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Beginner-Friendly Open Source Games

Easy to learn games perfect for newcomers to gaming or open source.

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3D Open Source Games

Three-dimensional games with impressive graphics and immersive worlds.

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2D Open Source Games

Classic two-dimensional games from platformers to RPGs.

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Turn-Based Open Source Games

Strategy and RPG games where you take turns making decisions.

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Open Source Emulators

Play classic console and arcade games with open-source emulators.

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Co-op Open Source Games

Play together with friends in cooperative multiplayer games.

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Open Source Clicker and Idle Games

Incremental games that play themselves while you watch numbers go up.

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VR Open Source Games

Virtual reality games and experiences with open source code.

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Open Source Text-Based Games

Interactive fiction, MUDs, and text adventures.

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Open Source Programming Games

Learn to code while playing games that teach programming concepts.

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Open World Open Source Games

Explore vast, open worlds at your own pace.

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Local Multiplayer Open Source Games

Games to play together on the same screen.

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Open Source Speedrunning Games

Games popular in the speedrunning community with competitive potential.

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Procedurally Generated Open Source Games

Games with procedural generation for endless unique experiences.

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Accessibility-Focused Open Source Games

Games designed with accessibility features for all players.

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Game Jam Open Source Games

Creative games born from game jams with source code available.

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