Cpasjuste has made a port of DGen for Slim PSP’s. Original author is Syn-k at http://syn-k.sakura.ne.jp/dgen_psp/

Limitation of the crappy port :
– You can’t use compressed files, files must have *.smd or *.bin extension.
– DGEN folder must be in “ms0:/PSP/GAME/” and be named DGEN.

http://mydedibox.fr/modules/wfdownloads/singlefile.php?cid=5&lid=10