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Top freewith code under GNU General Public License v3.0 (GPL) (208 results)

Explore tools with code under GNU General Public License v3.0 (GPL) on itch.io · Upload your tools with code under GNU General Public License v3.0 (GPL) to itch.io to have them show up here.

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Help in the evaluation of upscalers, upscan converters, line doublers and of course TV processing of 240p video.
Retro shaders on top of any Windows app
Simple normal map generator for 2D sprites!
An unofficial Android client for itch.io
A lightweight yet highly customisable pngtuber app
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
The node-based painting program
A free, browser-based tool to quickly rearrange, combine, and preview/save sprite sheets and animations.
Run in browser
Your Ultimate Virtual Tabletop for Tabletop RPGs
Canvas Presets scripts made for Aseprite
RetroBat is the best solution to play your ROMs collection on Windows !
An open-source, fully offline gallery organization tool
A simple 2D animation tool
Run any game (old or new) with any gamepad (old or new)
Modern and powerful color management software
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
GB studio plugin to swap BG tiles.
fast and simple painting software
Convert & compress everything in 2 clicks!
A JavaScript text adventure game engine
Run in browser
A simple but elegant launcher for emulators and pc games
Play a common event every time the players close/exits the menu.
An open-source map generator for Dominions 6
A project that showcases Godot's different Tween types with various examples!
Run in browser
Create and share visual novels without any programming skills!
Configure your Logitech steering wheel in Linux
Test your gamepad vibration! ;3
An automatic music generator for your projects!
An Aseprite plugin-extension to preview Minecraft Skins.
A (real) homestuck chat client
Run in browser
Show the branches of your Ren'Py visual novel in a fancy graph! Online and offline version available
3d virtual tabletop for tactical combat skirmish/TTRPGs
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