Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
The game engine has been updated to version 4.5. Performance improvements. Improved compatibility. Support for any 4:3 resolution. Automatic graphics quality selection. Low resolution textures for netbooks and old computers. A fix for a bug that caused the destroyer powerup to destroy all enemies in the whole game when the game is running at less than 30 FPS. A fix for a bug that caused the fourth level boss to take more damage when the game is running low on FPS. WAV support has been removed to improve compatibility and performance. Minor fixes and changes.