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Topwith code under GNU General Public License v3.0 (GPL) (276 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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Laigter
$4.99
Simple normal map generator for 2D sprites!
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.
A lightweight yet highly customisable pngtuber app
Display your Nintendo games on Discord.
An unofficial Android client for itch.io
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
An alternative to the Elgato Game Capture Software for all Capture cards
A tool to create heroquest cards
Run in browser
A simple 2D animation tool
Your Ultimate Virtual Tabletop for Tabletop RPGs
CSS components & tweaks to spice up your itch.io pages.
Run in browser
Sort, search, and launch all your Quest's apps and games.
The node-based painting program
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
An Aseprite plugin-extension to preview Minecraft Skins.
Modern and powerful color management software
RetroBat is the best solution to play your ROMs collection on Windows !
Tool for creating games for ZX Spectrum visually using Tiled and the ZX Drawer image editor.
Run any game (old or new) with any gamepad (old or new)
Canvas Presets scripts made for Aseprite
GB studio plugin to swap BG tiles.
Free Waveform Audio Visualizer
Convert & compress everything in 2 clicks!
Run your PNGTuber / VTuber avatar with a web browser
Run in browser
3d virtual tabletop for tactical combat skirmish/TTRPGs
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
A JavaScript text adventure game engine
Run in browser
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
Convert MIDI files to Thirty Dollar Website songs
A (real) homestuck chat client
Run in browser
A sleek gallery template for your personal website!
An automatic music generator for your projects!
A project that showcases Godot's different Tween types with various examples!
Run in browser
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