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Top freewith code under GNU General Public License v3.0 (GPL) (236 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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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.
Retro shaders on top of any Windows app
An unofficial Android client for itch.io
A lightweight yet highly customisable pngtuber app
A digital toolset for the LANCER TTRPG
Massif PressVerified Account
A tool to create heroquest cards
Run in browser
An alternative to the Elgato Game Capture Software for all Capture cards
The node-based painting program
Your Ultimate Virtual Tabletop for Tabletop RPGs
Full SAMMI download including SAMMI Core, SAMMI Deck and SAMMI Bridge
A simple 2D animation tool
RetroBat is the best solution to play your ROMs collection on Windows !
A Blender 3D add-on for CSG style level creation inspired by old-school level editors like Unreal 1&2 and DoomEd.
3d virtual tabletop for tactical combat skirmish/TTRPGs
Canvas Presets scripts made for Aseprite
Run any game (old or new) with any gamepad (old or new)
Convert MIDI files to Thirty Dollar Website songs
Modern and powerful color management software
Touchscreen Extension is a useful script for the Aseprite Software. It gives helpful shortcuts for PC Tablet owners.
Convert & compress everything in 2 clicks!
Sort, search, and launch all your Quest's apps and games.
A simple but elegant launcher for emulators and pc games
Tool for creating games for ZX Spectrum visually using Tiled and the ZX Drawer image editor.
Run your PNGTuber / VTuber avatar with a web browser
Run in browser
A Gtk3 program to enable extreme cooling for Lenovo laptops on Linux
A project that showcases Godot's different Tween types with various examples!
Run in browser
GB studio plugin to swap BG tiles.
A JavaScript text adventure game engine
Run in browser
Free Waveform Audio Visualizer
A sleek gallery template for your personal website!
An automatic music generator for your projects!
A (real) homestuck chat client
Run in browser
Configure your Logitech steering wheel in Linux
Show the branches of your Ren'Py visual novel in a fancy graph! Online and offline version available
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