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Topwith code under GNU General Public License v3.0 (GPL) (221 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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RetroBat is the best solution to play your ROMs collection on Windows !
Retro shaders on top of any Windows app
Simple normal map generator for 2D sprites!
Help in the evaluation of upscalers, upscan converters, line doublers and of course TV processing of 240p video.
An unofficial Android client for itch.io
A lightweight yet highly customisable pngtuber app
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
Display your Nintendo games on Discord.
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
Canvas Presets scripts made for Aseprite
Convert MIDI files to Thirty Dollar Website songs
Your Ultimate Virtual Tabletop for Tabletop RPGs
The node-based painting program
Free Waveform Audio Visualizer
Run any game (old or new) with any gamepad (old or new)
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
A simple 2D animation tool
A JavaScript text adventure game engine
Run in browser
A mininal but complete colorpicker desktop app
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
Easily download and update Dedicated Server on your Root!
fast and simple painting software
GB studio plugin to swap BG tiles.
An automatic music generator for your projects!
A project that showcases Godot's different Tween types with various examples!
Run in browser
Retro Look Pro is a Unity advanced Post-processing effects pack. Fantastic oldschool,retro,CRT/TV/VHS/80s/90s effects
Create and share visual novels without any programming skills!
Show the branches of your Ren'Py visual novel in a fancy graph! Online and offline version available
Play a common event every time the players close/exits the menu.
Application for audio / midi music from fractals.
An open-source map generator for Dominions 6
Convert & compress everything in 2 clicks!
A Dungeon Crawler Designer for your GB Studio project!
Run in browser
A simple but elegant launcher for emulators and pc games
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