Free & Open Source RPG Games

364 free, open-source rpg games — real clones and remakes you can download, inspect the source of, and modify. Not just free to play: the code itself is open.

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Pokémon Platinum

Clone of Pokémon Diamond and Pearl

A work-in-progress decompilation rebuilding Pokémon Platinum's Nintendo DS ROM from source.

Platforms:DS

Stars532

Updated14 days ago

LicenseUnknown

Release2023

Genre: RPG

Theme: Fantasy

Active

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Pokémon Diamond

Clone of Pokémon Diamond and Pearl

A work-in-progress decompilation of Pokémon Diamond, targeting byte-matching Diamond and Pearl ROM builds.

Platforms:DS

Stars523

Updated16 days ago

LicenseUnknown

Release2020

Genre: RPG

Theme: Fantasy

Active

Severed Chains

Clone of The Legend of Dragoon

A from-scratch Java reimplementation of Legend of Dragoon's engine, with a growing modding API and no known crashes.

Platforms:WindowsLinuxOSX

Stars522

Updated12 days ago

LicenseUnknown

Release2021

Genre: RPG

Theme: Fantasy

Halted

Habitat

Clone of Habitat

The original Habitat source and design material — Commodore 64 client, Stratus VOS server, and tools — with the server marked incomplete.

Platforms:C64

Stars517

Updated8 years ago

LicenseMIT

Release2016

Genre: MMORPG

Theme: —

Active

Meridian 59

Clone of Meridian 59

The official source release of the 1996 MMORPG Meridian 59, with client, server, scripting compiler and room editor.

Platforms:Windows

Stars513

Updated13 days ago

LicenseUnknown

Release2012

Genre: RPG

Theme: —

Halted

REGoth

Clone of Gothic

REGoth is an open-source reimplementation of Gothic and Gothic II's zEngine, for playing the RPGs on modern Windows and Linux.

Platforms:WindowsLinux

Stars502

Updated6 years ago

LicenseMIT

Release2019

Genre: RPG

Theme: —

Active

Vange-rs

Clone of Vangers

A Rust reimplementation of the Vangers engine using wgpu for native hardware-accelerated, and optionally voxel ray-traced, rendering.

Platforms:Web

Stars486

Updated11 days ago

LicenseApache-2.0

Release2016

Genre: Racing

Theme: Sci-Fi

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Miu2D

Clone of Jianxia Qingyuan Waizhuan: Yueying Chuanshuo

A from-scratch WebGL engine that rebuilds three classic Kingsoft wuxia action RPGs to play in the browser.

Platforms:Web

Stars469

Updated20 days ago

LicenseMIT

Release2026

Genre: RPG

Theme: Martial Arts

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Freeminer

Clone of Minecraft

Freeminer is an open-source Minecraft-inspired sandbox game forked from the Minetest engine, playable on Windows, Linux, and Android.

Platforms:WindowsLinuxAndroid

Stars467

Updated11 days ago

LicenseUnknown

Release2013

Genre: Action

Theme: Fantasy

Active

sfall

Clone of Fallout 2

A DLL-based engine mod for Fallout 2 that patches the game in memory, adding bug fixes, OS support, and modder scripting.

Platforms:Windows

Stars436

Updated11 days ago

LicenseGPL-3.0

Release2015

Genre: RPG

Theme: —

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Clone of Albion

A static recompiler that rebuilds classic DOS/Windows games like X-COM and Warcraft: Orcs & Humans as native modern builds.

Platforms:WindowsLinux

Stars416

Updated1 month ago

LicenseUnknown

Release2016

Genre: RPG

Theme: Sci-Fi

Halted

Manic Digger

Clone of Minecraft

Manic Digger is a Minecraft-style voxel building game with singleplayer and multiplayer, a huge default world, and a C#/JS modding API.

Platforms:Windows

Stars402

Updated2 years ago

LicenseUnknown

Release2014

Genre: Action

Theme: Fantasy

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Pokémon Gold and Silver: Space World 1997 Demo

Clone of Pokémon Gold and Silver

A disassembly of the unfinished Pokémon Gold and Silver prototype shown at Space World 1997.

Platforms:Game Boy

Stars393

Updated16 days ago

LicenseUnknown

Release2018

Genre: RPG

Theme: —

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mkxp-z

Clone of RPG Maker

An extended fork of mkxp that runs RPG Maker (RGSS) games, including Pokémon Essentials projects, across platforms.

Platforms:WindowsLinuxOSX

Stars377

Updated2 months ago

LicenseGPL-2.0

Release2021

Genre: RPG

Theme: —

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Open-Ko

Clone of Knight Online

An academic, early-stage rebuild of the Knight Online MMORPG client and server from its leaked source, targeting version 1298/9.

Platforms:Windows

Stars360

Updated1 month ago

LicenseMIT

Release2016

Genre: MMORPG

Theme: —

Archived

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OpenMW for Android

Clone of The Elder Scrolls III: Morrowind

An archived Android port of the OpenMW engine for playing Morrowind on phones and tablets.

Platforms:Android

Stars360

Updated4 years ago

LicenseGPL-3.0

Release2018

Genre: RPG

Theme: Fantasy

Halted

MinecraftC

Clone of Minecraft

A C port of Minecraft Classic 0.0.30a using SDL2 and OpenGL, with optional raytracing in its modded build.

Platforms:WindowsOSX

Stars349

Updated1 year ago

LicenseMIT

Release2021

Genre: Action

Theme: Fantasy

Sporadic

FTE QuakeWorld

Clone of Hexen II

FTEQW is an advanced, portable open-source engine for idTech games like Quake, Quake II, and III, with servers holding hundreds of players.

Platforms:WindowsLinux

Stars341

Updated3 months ago

LicenseGPL-2.0

Release2021

Genre: FPS

Theme: Ancient History

Archived

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UnderworldExporter

Clone of Ultima Underworld

A now-halted Unity tool for playing Ultima Underworld 1 and 2 with original game files; active development moved to a Godot rewrite.

Platforms:Windows

Stars340

Updated2 years ago

LicenseMIT

Release2014

Genre: RPG

Theme: Fantasy

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Pokémon TCG

Clone of Pokémon Trading Card Game

A disassembly rebuilding the original Pokémon Trading Card Game Game Boy Color ROM from source.

Platforms:Game Boy

Stars328

Updated1 month ago

LicenseUnknown

Release2014

Genre: Card Game

Theme: —

Halted

Project Porcupine

Clone of Dwarf Fortress

A Unity tutorial project and base-building game skeleton inspired by Dwarf Fortress and RimWorld.

Platforms:WindowsLinuxOSX

Stars325

Updated1 year ago

LicenseGPL-3.0

Release2017

Genre: Strategy

Theme: Fantasy

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UnderworldGodot

Clone of Ultima Underworld

A pre-alpha Godot Engine recreation of Ultima Underworld 1 and 2, succeeding the author's earlier Unity-based UnderworldExporter project.

Platforms:Windows

Stars323

Updated11 days ago

LicenseMIT

Release2023

Genre: RPG

Theme: Fantasy

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pokeemerald-wasm

Clone of Pokémon Ruby and Sapphire

A WebAssembly recompilation of the pokeemerald decompilation, letting Pokémon Emerald run in any browser.

Platforms:Web

Stars308

Updated1 month ago

LicenseUnknown

Release2026

Genre: RPG

Theme: Fantasy

Sporadic

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Scuffed Minecraft

Clone of Minecraft

A self-described "very scuffed" Minecraft clone, built as a learning project and companion to a YouTube series.

Platforms:WindowsLinux

Stars303

Updated9 months ago

LicenseMIT

Release2024

Genre: Action

Theme: Fantasy

Halted

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Abyss Engine

Clone of Diablo II

A clean-room reimplementation in C of the Diablo II engine, currently unplayable with development halted.

Platforms:WindowsLinuxOSX

Stars291

Updated2 years ago

LicenseMIT

Release2024

Genre: RPG

Theme: Fantasy

Active

Space Station 3D

Clone of Space Station 13

An open-source, pre-alpha 3D revival of Space Station 13, built in Unity and expanding *beep's original SS3D demo.

Platforms:Windows

Stars291

Updated1 month ago

LicenseUnknown

Release2019

Genre: RPG

Theme: Sci-Fi

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Pokémon Mystery Dungeon: Red Rescue Team

Clone of Pokémon Mystery Dungeon: Blue Rescue Team and Red Rescue Team

A decompilation that rebuilds Pokémon Mystery Dungeon: Red Rescue Team's Game Boy Advance ROM from source.

Platforms:GBA

Stars282

Updated17 days ago

LicenseUnknown

Release2017

Genre: RPG

Theme: —

Halted

DGEngine

Clone of Diablo

A from-scratch Diablo 1 engine that can also run Hellfire, Diablo II, and fan games like Diablo Flare, dual-licensed.

Platforms:WindowsLinux

Stars271

Updated1 year ago

LicenseUnknown

Release2016

Genre: RPG

Theme: Horror

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The Eternity Engine

Clone of Strife

An advanced Doom-engine source port descended from SMMU, built with SDL2 and actively maintained across major platforms.

Platforms:WindowsOSX

Stars268

Updated19 days ago

LicenseGPL-3.0

Release2014

Genre: Action

Theme: Post-Apocalyptic

Active

Lost City

Clone of RuneScape

A from-scratch RuneScape server targeting an early 2004-era version of the game, actively developed and MIT licensed.

Platforms:WebWindowsLinux

Stars267

Updated2 months ago

LicenseMIT

Release2025

Genre: MMORPG

Theme: Fantasy

Sporadic

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Quest 64: Recompiled

Clone of Quest 64

A statically-recompiled native Quest 64 port using RT64 rendering, with uncapped framerates, widescreen, and mod support.

Platforms:Windows

Stars267

Updated8 months ago

LicenseUnknown

Release2024

Genre: RPG

Theme: —

Archived

No preview

glitch-GameServerJS

Clone of Glitch

The server-side JavaScript that powered Glitch's gameplay on the Rhino engine, released as CC0 public domain by Tiny Speck.

Platforms:None

Stars259

Updated6 years ago

LicenseUnknown

Release2013

Genre: MMORPG

Theme: —

Archived

No preview

Hyperium

Clone of Minecraft

Hyperium was a Forge-based Minecraft client mod that has since been discontinued, with maintainers pointing users to replacement mods.

Platforms:None

Stars253

Updated5 years ago

LicenseLGPL-3.0

Release2018

Genre: Action

Theme: Fantasy

Sporadic

pokemon-tbje

Clone of Pokémon

A from-scratch, terminal-based Pokémon battle game in Java with 241 species, real battle mechanics, and an in-house AI.

Platforms:WindowsLinuxOSX

Stars251

Updated4 months ago

LicenseUnknown

Release2025

Genre: RPG

Theme: —

Halted

No preview

undertale

Clone of Undertale

A shared dump of source code the uploader says may be decompiled Undertale, received from a third party (not from Toby Fox).

Platforms:None

Stars244

Updated7 years ago

LicenseUnknown

Release2019

Genre: RPG

Theme: Comedy

Halted

2006scape

Clone of RuneScape

2006Scape is an actively developed, open-source Java emulation server and client for the 2006-era version of RuneScape.

Platforms:WebWindowsLinux

Stars241

Updated1 year ago

LicenseGPL-3.0

Release2019

Genre: MMORPG

Theme: Fantasy

Active

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Plasma

Clone of Myst Online: Uru Live

A cross-platform, bug-fix-focused fork of the open-source CyanWorlds Engine behind Myst Online: Uru Live.

Platforms:Windows

Stars236

Updated19 days ago

LicenseGPL-3.0

Release2011

Genre: MMORPG

Theme: —

Halted

No preview

Project-Uranium-Godot

Clone of Pokémon Uranium

A work-in-progress Godot Engine reimplementation of the fan game Pokémon Uranium, requiring original game assets.

Platforms:WindowsLinuxOSX

Stars236

Updated1 year ago

LicenseMIT

Release2018

Genre: RPG

Theme: —

Halted

Witch Blast

Clone of The Binding of Isaac

A free roguelite dungeon-crawl shooter heavily inspired by The Binding of Isaac, casting you as a spell-slinging magician.

Platforms:WindowsLinux

Stars228

Updated2 years ago

LicenseGPL-3.0

Release2014

Genre: Action

Theme: —

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