Critical Velocity

Side scrolling arcade style gameApache-2.0

TowerJumper

Casual ability gameGPL-3.0-only

n-Puzzle

Classic puzzle game with custom imagesGPL-3.0-or-later

Open Sudoku

Open Sudoku is an open source sudoku game.GPL-3.0-or-later

TriPeaks

A tri peaks solitaire game.GPL-3.0-only

Phase10Counter

Small App to keep track of your Phase10 game! Optimised for Phones and Tablets.GPL-3.0-only

Blokish

Board gameGPL-3.0-only

opsu!

Open-source rhythm game supporting Osu! beatmapsGPL-3.0-only

Open Golf

A mini golf game currently featuring about 20 levelsMIT

OpenMW

A game engine compatible with TES3:Morrowind data filesGPL-3.0-only

Gobandroid

Ancient Go gameGPL-3.0-only

Space Trader

Port of the Palm OS game of the same nameGPL-3.0-or-later

Primary

A simple educational practice game for kids (and adults).GPL-3.0-or-later

Flang

A board game similar to chessGPL-3.0-or-later

Marble One

Peg solitaire (or Solo Noble) board gameGPL-3.0-or-later

Godot Editor 3

All-in-one, cross-platform game engineMIT

Stately for NationStates

An unofficial app for NationStates — a political nation simulation game.Apache-2.0

Godot Editor 4

All-in-one, cross-platform game engineMIT

1010! Klooni

A libGDX game based on 1010GPL-3.0-or-later

Gao&Blaze

Gao&Blaze is a narrative investigation game.AGPL-3.0-only