| blit/blit.h | Functions that uses the blitter to set or move buffers |
| collision/collision.h | Pixel precise collision routine |
| console/console.h | On-screen console |
| display/display.h | Display manager |
| fb2d/fb2d.h | 2D Frame Buffer operations |
| interrupt/interrupt.h | Interrupts management |
| joypad/joypad.h | Joypad management |
| memalign/memalign.h | Auxiliary function to allocate aligned blocks of memory |
| screen/screen.h | Screen management |
| sound/sound.h | Sound driver |
| sprite/op.h | OP related definitions |
| sprite/sprite.h | Display manager |
1.4.4