ch8,viewers/chip8,0
txt,viewers/viewer,1
nfo,viewers/viewer,1
txt,rocks/text_editor,2
jpg,viewers/jpeg,2
jpe,viewers/jpeg,2
jpeg,viewers/jpeg,2
ucl,viewers/rockbox_flash,3
rvf,viewers/video,4
mp3,viewers/vbrfix,5
m3u,viewers/search,-
txt,viewers/sort,-
gb,viewers/rockboy,6
gbc,viewers/rockboy,6
m3u,viewers/iriverify,-
mid,viewers/midiplay,7 
rmi,viewers/midiplay,7
rsp,viewers/searchengine,8
sok,rocks/sokoban,1
pgn,rocks/chessbox,1
ss,rocks/sudoku,1
wav,viewers/wav2wv,-
wav,viewers/mp3_encoder,-
wav,viewers/wavplay,10
wav,viewers/wavview,10
wav,viewers/test_codec,-
bmp,rocks/rockpaint,11
mpg,viewers/mpegplayer,4
mpeg,viewers/mpegplayer,4
iriver,viewers/iriver_flash,3
tap,viewers/zxbox,12
sna,viewers/zxbox,12
tzx,viewers/zxbox,12
z80,viewers/zxbox,12
zzz,viewers/properties,-
colours,rocks/text_editor,11