Never thought a dedicated hyperlink page would be in vogue again, but search engines are kinda useless these days, so here we go!
Kimimi the Game-Eating She-Monster
Edge of Emulation (recommended reading: Mobile Adapter GB and Soul Doll Adapter)
BreezeWiki (Down with Fandom!)
Ranch Story Wiki (Harvest Moon/Story of Seasons/Rune Factory)
Wikimon (Digimon)
Game Data Library (use this instead of VGChartz)
Retro Game FAN (Japanese)