The Monsters Know What They're Doing 2 (moar)     Dungeons And Dragons (no source link)
Pathfinder 1e Bestiary 2     Pathfinder original/official source
Pathfinder 2e Bestiary 2     Pathfinder original/official source
Monsters Of Porphyra v3     Pathfinder original/official source
Volo's Guide To Monsters     D&D 5e original/official source
Scruffy Grognard's Monstrous Manual     D&D 2e (no source link)