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Topwith code under GNU General Public License v3.0 (GPL) (239 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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Retro shaders on top of any Windows app
Simple normal map generator for 2D sprites!
Display your Nintendo games on Discord.
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
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
Your Ultimate Virtual Tabletop for Tabletop RPGs
The node-based painting program
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
Modern and powerful color management software
RetroBat is the best solution to play your ROMs collection on Windows !
Canvas Presets scripts made for Aseprite
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
A simple 2D animation tool
Run any game (old or new) with any gamepad (old or new)
Easily download and update Dedicated Server on your Root!
An Aseprite plugin-extension to preview Minecraft Skins.
A JavaScript text adventure game engine
Run in browser
An automatic music generator for your projects!
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
Convert & compress everything in 2 clicks!
Create and share visual novels without any programming skills!
A (real) homestuck chat client
Run in browser
Configure your Logitech steering wheel in Linux
Run your PNGTuber / VTuber avatar with a web browser
Run in browser
A project that showcases Godot's different Tween types with various examples!
Run in browser
Application for audio / midi music from fractals.
Retro Look Pro is a Unity advanced Post-processing effects pack. Fantastic oldschool,retro,CRT/TV/VHS/80s/90s effects
Free Waveform Audio Visualizer
A Dungeon Crawler Designer for your GB Studio project!
Run in browser
A cycle-accurate PC emulator
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