I've made a Dungeon Synth album. It might not sound very Chiptune, but I've used the Dexed Yamaha DX7 emulator and this album is almost 100% generated by this virtual synth and FM synthesis.
https://garvalf.bandcamp.com/album/the-hollow-earth
Several songs were also presented for some competitions on BotB or elsewhere. Here is a list if you wish to compare with the computer/console chip equivalent:
1/ covered on MT32 emulator: http://battleofthebits.org/arena/Entry/ ian/26479/
2/ original in ZX Spectrum 1-bit https://soundcloud.com/garvalf/reveries valf-music
3/ Not elsewhere
4/ covered on Sega Megadrive / Genesis http://battleofthebits.org/arena/Entry/ mer/26380/ (I've also just posted it on chipmusic.org)
5/ covered on Amstrad CPC AY chip http://battleofthebits.org/arena/Entry/ ter/26509/
6/ Not elsewhere
7/ Not elsewhere
8/ Original on music box https://www.youtube.com/watch?v=fekF50Yvjjg
9/ Original on NEC PC-x801 FM chip
http://battleofthebits.org/arena/Entry/La+torche/23881/
10/ Cover for ZX Spectrum 1-bit
https://soundcloud.com/garvalf/valse-de
um-version
11/ Not elsewhere
12/ Not elsewhere