Play in browser for free here!
A 2D arcade-style top-down space shooter
Made in Unity Engine 2019.3.13f1 personal, play in browser (WebGL)
Movement: WASD for movement and arrow keys for turning. Space bar to fire.
Source Code: https://github.com/DeplorableMountaineer/Time-Flyer
MIT license. Some assets are CC-Attribution though most are CC-0. See notes in source code.