An options menu GUI that gives the user control over basic settings such as making the app fullscreen, changing the master volume, and rebinding keys. Include by #include <sliceopts.h>, link using -lsliceopts. Initialize the menu with opInit and destroy it with opQuit. Additional functions documentation: to do.

Convenient for checking the frames per second of your app. Include by #include <slicefps.h>, link using -lslicefps. Initialize the counter with fpsInit and destroy it with fpsQuit. Set its visibility in code using fpsSetIndicatorEnabled.