GunSafe: Gun & Ammo Database
Randall Murphy
Ammo Fever:ガンディフェンス
Homa
Ammo Fever
Dasi Games
Ammo Evolution
Marula Games
Memento Database
MementoDB Inc.
PICmicro Database
IODEMA Srl
MHWorld データベース
Gathering Hall Studios
MHGU Database
World of Guns: Gun Disassembly
Noble Empire