r/opensourcegames • • 16d ago

Elbows Up - Canada vs USA HTML5 Game

1 Upvotes

Here's a look at my Claude-coded BITIBITS Game - Elbows Up - a Canada vs. USA wargame simulator I made yesterday. 5 rounds with multiple endings and opportunities in this dice-based battler. Extremely small footprint - 800kb - and generated solely in code. https://jgesq.itch.io/elbows-up


r/opensourcegames • • 18d ago

The two problems with open-source games

5 Upvotes

NOTE: I know this space is for sharing games, but I didn't know where else to post this.

Hi, I'm a huge fan of open-source games. I want to share what I believe are the two main problems facing them:

Problem 1: There aren't enough open-source games to cater to all types of gamers. There are many different gaming audiences, but we lack games for each of them; we need a wider variety of games to reach a broader audience.

Problem 2: They have almost no marketing. I know some have become popular, but many don't because they lack a marketing strategy; we need to get people to try open-source games.


r/opensourcegames • • 18d ago

Grrra: minimalistic strategy game

21 Upvotes

Hello, this is Grrra, a game I am working on from 2020. My idea was to try to make a turn based strategy game that would (a) be as simple as possible (b) feel more like an actual battle than classical strategy games like chess.

The game has simultaneous turns (which I think is unusual mechanic), (quite) strong AI, and online multiplayer.

The game is free to play on my website at grrra.org and the source code is available at gitlab.com/Eddous/ebiten-game.

I will be happy if you give it a try.


r/opensourcegames • • 19d ago

Non-OSS Assets I made my Godot rythm game open-source

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7 Upvotes

r/opensourcegames • • 20d ago

A Call to Build an Open-Source Flyff for Everyone

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3 Upvotes

r/opensourcegames • • 23d ago

vackrooms: An endless first-person backrooms game

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20 Upvotes

r/opensourcegames • • 26d ago

Medal of honor: Allied assault on openmohaa or playmohaa.com !!

5 Upvotes

This one has been open source for awhile now by the guys over at openmohaa! Excellent job at keeping this game preserved by them. But If you can't get it to work for whatever reason a dev just ported the game to web browser and it works excellent. Very easy to download and try the game out in under a minute now. Playmohaa.com is only a MP demo version plus bots enabled in it's current state but if we get more returning players on it they plan on porting the whole game this way. If we continue spreading the word and get the full game on browser eventually it could potentially grow the player base substantially. No fancy computer or computer knowledge needed anymore, literally just drag a file download it and play again in under a minute. If you like it check out the discord and join some matches with us! If you have any questions feel free to ask :) Hope to see you through my scope soon xD https://discord.gg/qQ36ydEmK


r/opensourcegames • • Sep 14 '26

Godot game Worlds Upon the Wind source code released

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31 Upvotes

r/opensourcegames • • Sep 14 '26

OpenUG2: an open-source Underground 2 engine project — contributors and testers welcome

12 Upvotes

Hey everyone!

I’m working on OpenUG2, a from-scratch, open-source reimplementation of the Need for Speed: Underground 2 engine. It reads the original game’s data files and runs natively, without emulation.

It’s still an early prototype. Loading environments and vehicles, driving, and selected racing scenarios already work, but rendering, handling, AI, compatibility, and the interface all need more work. It isn’t a finished replacement for the original game yet.

The project has grown beyond what I can reasonably research, develop, and test alone, so I’d love to welcome more people aboard. Help is especially welcome with:

  • C, SDL2, OpenGL, and engine development
  • Asset-format research, vehicle physics, and racing AI
  • Testing, reproducible bug reports, and platform compatibility
  • Documentation and usability feedback

You don’t need to be a programmer to contribute. Testing a build and explaining what went wrong is useful too.

The project includes no original game assets and source code; you’ll need your own copy of Underground 2 to run it.

GitHub repository · Community Discord · Contribution roadmap

Feel free to join, ask questions, share feedback, or help tackle an issue!


r/opensourcegames • • Sep 14 '26

Phanes Open Source World Builder

33 Upvotes

Phanes is my open source world builder demonstrator project. I've been exploring the use of WFC (wave function collapse) for various constraint driven applications and this is my most recent.

Music, terrain, foliage, floor plans, decorations, etc... are dynamically generated.

Try it here:

* https://mr-highball.github.io/Phanes/

Source:

* https://github.com/mr-highball/Phanes


r/opensourcegames • • Sep 12 '26

Open source gamming.

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0 Upvotes

r/opensourcegames • • Sep 11 '26

Making a rollback fighting game with my own open source engine with my own server hosting service

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6 Upvotes

r/opensourcegames • • Sep 11 '26

Floptle Cloud — free multiplayer hosting for 100 players (open source game engine)

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fopull.com
0 Upvotes

r/opensourcegames • • Sep 10 '26

Microsoft use Voxelibre

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microsoft.com
16 Upvotes

r/opensourcegames • • Sep 10 '26

2D Farming RPG - itch.io page

21 Upvotes

Hi all, I've been posting semi regularly on here about the open source game I'm developing, a Stardew valley-like game.

I've recently set up an itch.io page for it. If you want to check it out (in its in-development form such as it currently is), this page should always have a download link for the latest linux appimage and windows builds.

I've tried the windows build out on Wine and it seems to have some graphical glitches around the trees (they're "z fighting"). If anyone here tries the windows version could they let me know if they encounter this bug?

Source code:

https://github.com/JimMarshall35/2DFarmingRPG/tree/master

New features I've been working on recently include procedural dungeon generation, the next things I have planned are:

- in game menu: inventory, quests, crafting etc

- health bar and stamina UI

- NPCs

- day and night cycle

- ability to define new entity types in lua


r/opensourcegames • • Sep 10 '26

WFC (wave function collapse) & CGE Demo

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7 Upvotes

r/opensourcegames • • Sep 09 '26

Non-OSS Engine BlockForge Alpha: an Open Source Voxel Survival Game Looking for Contributors

3 Upvotes

Hi everyone,

I’m working on an open source voxel survival game called BlockForge Alpha.

The project is still in a very early pre-alpha stage, so there is not a lot of content yet. Right now, the game has a basic playable foundation with a voxel world, block placement and breaking, simple textures, basic sounds, and a project structure made to be easy to modify.

My goal is to slowly build it into a moddable, community-driven voxel survival game where people can help improve the code, add blocks, create textures, work on gameplay systems, improve performance, write documentation, or experiment with modding tools.

I’m currently looking for people who would like to help, give feedback, test the game, or contribute ideas and improvements. Since the project is open source, anyone can look at the files, modify them, and propose changes.

If you’re interested in voxel games, Godot, open source projects, game modding, or just want to help shape a small indie project from the beginning, I’d be happy to hear from you.

my Github


r/opensourcegames • • Sep 09 '26

An experiment to make a highly fun FOSS game with the community using AI.

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0 Upvotes

r/opensourcegames • • Sep 08 '26

looking for creatives, devs, AI builders, or anyone who wants to help build a food themed Mario-bros inspired game

0 Upvotes

Hey all! i built a Mario Bros inspired game and im turning it into a community project, so technical and non technical people can both bring their skills and creativity to it. It's a single or multiplayer food-themed web game built entirely with AI. the plan is to have six worlds (pasta, sushi, tacos, curry, dumplings, and dessert) with a bunch of levels but only the first 2 exist so far.

Feel free to build a new level, finish out a food world, design assets, write the chefs, improve the gameplay, or fix bugs. the repo has 14 open issues to start from if you'd like or feel free to tackle anything else.

Play Here: savoria-online-coop.onrender.com

Contribute Here: github.com/naticorrea-03/savoria


r/opensourcegames • • Sep 06 '26

Game engine with its own scripting language

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44 Upvotes

This is a big project I'm working on for years.

2D game engine (inspired by GameMaker8), with its own IDE and scripting language. Everything is written in C#, including the interpreter of the custom language. Latestly, I got a few first contributors, and I publish it here because I really want more people to get involved. I think it's a really cool and fun project to join to. There is some basic documentation, some "good first issues" and there's me who is here to help with any question 🙂

If you know C#, you have to check it: https://github.com/ArcadeMakerSources/ArcadeMaker

Any feedback is welcome 🙃


r/opensourcegames • • Sep 05 '26

Looking for an illustrator – 0 A.D. narrative campaign

24 Upvotes

Hey everyone,

We're making a narrative campaign for 0 A.D. (open source historical RTS, like Age of Empires).

Looking for an illustrator for a few intro scenes. Volunteer, full credit. Great for a portfolio.

Let me know if you're interested!

https://wildfiregames.com/forum/topic/168855-campaign-idea-with-the-iberians-%E2%80%93-looking-for-feedback-and-editor-tips/page/2/#comment-761214

Thanks


r/opensourcegames • • Sep 04 '26

Gwent Classic Browser Remake - V5.0 Release! (New Factions: Ofir & Novigrad) 🚀 (Base by Arun Sundaram, Reynolds Costa & Silver)

14 Upvotes

Hey everyone!

I wanted to share Version 5.0 of Gwent Classic, a browser remake of the original minigame from The Witcher 3: Wild Hunt that I’ve been working on and improving.

In this major update, I’ve incorporated two brand-new factions: Ofir and Novigrad, each coming with its own custom cards, leaders, and unique gameplay mechanics!

The game is completely free-to-play and runs directly in your PC browser. You can test it out right here:

Play on your PC Browser (GitHub Page):

Play v5.0

Play Completely Offline (PC / Laptop):

You can download the source code repository directly from GitHub. Just extract the ZIP file and double-click "index.html" to open it in your browser. It runs 100% offline—no internet required! Here.

Get Android APK:

You can get the APK directly from the "Releases" section of Github, or use the direct link below:

Get APK v5.0

Credits to Arun Sundaram, Reynolds Costa & Sylver, who laid the foundations to create, modify, and improve this game in its early stages.

Special thanks to CD Projekt Red; although they are not involved in this unofficial fan project, it is entirely based on the amazing minigame they created for The Witcher 3.

Let me know what you think or if you find any bugs!


r/opensourcegames • • Sep 03 '26

Here is a web-based life simulation (evolution) lab.

5 Upvotes

Morphogenesis, an webbased "tribute" to Biogenesis

is online play-able and the html code is opensource and free to download.

Online play:
https://html-preview.github.io/?url=https://github.com/rijt/Morphogenesis/blob/main/morphogenesis.html

Source:
https://github.com/rijt/Morphogenesis


r/opensourcegames • • Sep 03 '26

Non-OSS Assets Classic JRPG 'Blue Dragon' gets an unofficial open source native PC release

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15 Upvotes

r/opensourcegames • • Sep 03 '26

Non-OSS Assets Star Wars Episode I: The Phantom Menace preservation project OpenPhantom adds Linux support via Wine / Proton

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23 Upvotes