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New & popular freetagged Open Source (361 results)

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

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A modern, open-source game library manager for Windows
A version control script for Aseprite.
Pure-data patchs in godot
Run in browser
A simple working time tracker for indie devs
Run in browser
A simple, command-line-based world clock tool with lots of configuration options
A free texture channel packing tool
free pixelart editor
Bring AI and automation into GameMaker Studio 2 with a simple local MCP server.
A live updating particle effects builder library for GameMaker based on JujuAdams' Vinyl
DOSBox reimagined, with a friendly interface, ZIP loading and save states
An exploratory study in procedural generation.
Run in browser
Modern & multiplatform 3D game engine
Limit Pixel Art Colors to Wplace Compatible Values
Run in browser
Automated TTRPG Simulation
Run in browser
PNGtubing App!
Simple Asset Placer – Speed up level design in Godot 4.2+
Free and open source 2D and 3D game engine
Godot EngineVerified Account
Share and compare time zones with people in your group chat.
A procedural texture generation tool for game developers and artists
Self-reflection Thought Prompting Tool
Run in browser
Run in browser
Pixel art measuring tool for manually redrawing sprites
Run in browser
Squash and Stretch 2d Images Using Polygons
Run in browser
View your images by folder like a manga/comic
Run in browser
A fast and compact color-ramp tool for Aseprite 1.3+
A helpful tool for developers
Create your own FNAF fangame in minutes!
Run in browser
Minimize the amount of pixels needed to manually draw your pixel art
Run in browser
Import Your Videos to Simulate An Arcade-Style Theater
Run in browser
Super Game Boy / Noise channel mixer
Customizable desktop guide lines & shapes that don’t block your apps. For design, dev & digital art.
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