This area is any modules that include source code and can be used in your own projects.

small or big demonstrations with hopefully educational sourcecode.

Quake
Stench Micro demo source
Plasma Tunnel
Boredom demo - source
FUNSLOWER SOURCE
Pillgen v1.00 -- a small PS2 demo
Copper Bars v1.1

This area includes various sound related source code.

Amigamod.irx v1.1 ( ps2sdk friendly )
SjPCM v2.1 - PCM streaming library for the PS2
NoRecess's XM Player
ps2 soundlib 0.2
mp3 with source
AmigaMod.irx by Vzzrzzn
PS2 EE Modplayer v2.0
PS2 Modplayer v1.1

This area includes graphics related modules and source code you can use in your software.

libps2mpeg2 v0.9
Freetype2
Jpeg Reader
ps2gl-linux-0.2.2.tar.gz
Texfont Font Manager
FONTM Format Doc & Util

These are source code and modules which don't fit anywhere in particular.

Lillliput touchscreen driver
PS2Superlib1.0b
Superlib
ps2stuff-linux-0.1.3
padlib1.2
math library