Unlike modern games that use Steam Workshop, ZT1 mods are hosted on dedicated fan forums. These three sites are your gold mines:
A full modding tutorial is beyond this guide – start at forum. zoo tycoon 1 mods
(Z-Studio) and Genkicoll’s fantasy animal sets, which add creatures like Rocs. RSN (The Complete Collection Pack): Unlike modern games that use Steam Workshop, ZT1
Originally the "go-to" official tool from Microsoft, though community members frequently refer to it as "Always Producing Errors" due to its instability and inability to edit certain attributes like "guest-eating" behaviors. Community Editors: zoo tycoon 1 mods