Part authoring tool, part electronic environment, BrightMOO is designed to demonstrate the feasibility of building client-side, three-dimensional interactive environments using existing MOO technology.
JaMOOka is an applet-based MOO client. Designed for JHCore MOOs, it uses Amy Bruckman's MacMOOse utilities and the MCP 2.1 protocol to facilitate a number of advanced MOO editing and programming tasks through client windows.