NoIntro
https://archive.org/download/no-intro-rom-sets
Redump
3DO: https://archive.org/details/Panasonic-3DO-Redump.org-2019-05-14
DC: https://archive.org/details/SegaDreamcast-Redump.org2019-05-28
FM-TOWNS: https://archive.org/details/redump.fmt
PCE-CD: https://archive.org/details/redump.pce
PC-FX: https://archive.org/details/redump.pc-fx
MEGA CD: https://archive.org/details/redump.mcd
SATURN: https://archive.org/details/redump.ss
NG-CD: https://archive.org/details/redump.ngcd