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Topwith code under GNU General Public License v3.0 (GPL) (232 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
Help in the evaluation of upscalers, upscan converters, line doublers and of course TV processing of 240p video.
Simple normal map generator for 2D sprites!
An unofficial Android client for itch.io
A lightweight yet highly customisable pngtuber app
Essential plugin for all Eli plugins in RPG Maker MV/MZ!
Display your Nintendo games on Discord.
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
The node-based painting program
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.
RetroBat is the best solution to play your ROMs collection on Windows !
Run any game (old or new) with any gamepad (old or new)
GB studio plugin to swap BG tiles.
A simple 2D animation tool
Your Ultimate Virtual Tabletop for Tabletop RPGs
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
Open source virtual desktop assistant in the form of Satanichia Kurumizawa Mcdowell
3d virtual tabletop for tactical combat skirmish/TTRPGs
Convert & compress everything in 2 clicks!
Modern and powerful color management software
A (real) homestuck chat client
Run in browser
A JavaScript text adventure game engine
Run in browser
Create and share visual novels without any programming skills!
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 simple but elegant launcher for emulators and pc games
A project that showcases Godot's different Tween types with various examples!
Run in browser
fast and simple painting software
Configure your Logitech steering wheel in Linux
Test your gamepad vibration! ;3
An Aseprite plugin-extension to preview Minecraft Skins.
A sleek gallery template for your personal website!
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