Rizzoma is a zoomable and free collaboration service. [https://rizzoma.com/] - 2013-09-24 21:01:55 - public:lowly alternative, collaboration, online, productivity, Wave - 5 | id:179086 -
walkaround - Wave on App Engine - Google Project Hosting [http://code.google.com/p/walkaround/] - 2011-11-25 10:09:10 - public:lowly collaboration, google, googlewave, opensource, realtime, wave - 6 | id:179461 -