Skip to main content

Indie game storeFree gamesFun gamesHorror games
Game developmentAssetsComics
SalesBundles
Jobs
TagsGame Engines

Top freein development tagged Open Source (86 results)

Explore tools in development tagged Open Source on itch.io · Upload your tools in development to itch.io to have them show up here.

New itch.io is now on YouTube!

Subscribe for game recommendations, clips, and more

PNGtubing App!
A Blender add-on for building tile based low-poly scenes with paint/map editor like tools
simple web-based free and open-source visual novel editor, it can be used in web browser.
Run in browser
The editor for ASCII-graphics, combining a graphical editor and an image to text converter.
Run in browser
Open source procedural sprite animation
An alternative to the Elgato Game Capture Software for all Capture cards
DOSBox reimagined, with a friendly interface, ZIP loading and save states
free pixelart editor
mspaintcompanion is a tool crafted from spite
Cross-platform music visualization. Open-source and Milkdrop-compatible
Tile-based map editor in 3D.
Open source virtual desktop assistant in the form of Satanichia Kurumizawa Mcdowell
3D engine with modern graphics
A dynamic PNGTuber program made in Godot
fast and simple painting software
Run your PNGTuber / VTuber avatar with a web browser
Run in browser
Free and open source 2D and 3D game engine
Blazingly fast Entity-Component-System microframework ⚡📦
Tiny VTuber/PNGTuber suite with minimal overhead.
A tool that procedurally generates isometric maps
A free and open source Music tool to tag, organize and listen to your favourite music
A free & open-source Voxel editor, made with the Godot Engine!
3Dev is a lightweight, yet powerful game engine with PBR, physics, angelscript support and more
Thee Block-based Map Editor
Alternative toy webbrowser
Cheat Sheet generator tool. Build quick manuals, instructions or tips.
FOSS Sprite Generator
Run in browser
A Presentation framework in Godot
Run in browser
An open-source, free, and modular RPG Maker alternative
CmOS is an open source operating system that runs in an exe!
A Free 3D Open-Source No-Code Game Engine.
interactive visual representation of the state-space of all possible musical chords
2d game engine inspired by PICO-8 and p5.js
Run in browser
Assembly simulator based on LMC, a simplified computer model.
Run in browser
Powerful software that allows playing games through text.
A tool for editing Videos for youtube quickly and effectively
Loading more games...
itch.io now on YouTube!