The window manager emulates the Amiga Workbench and includes support for multiple virtual screens like the AmigaOS, but doesn't offer more functionality than standard Workbench. By the words of its author, "the purpose of amiwm is to make life more pleasant for Amiga-freaks like myself who has/wants to use UNIX workstations once in a while".
A window manager inspired by the Amiga Workbench interface and capable of handling multiple virtual screens like AmigaOS, but without extra functionality, is available. According to its creator, "amiwm's purpose is to make life more enjoyable for Amiga enthusiasts who occasionally want to use UNIX workstations."