Collaber is a platform for various teams to do all the collaboration related work in a single, extensible place. Collaber enables users to create spaces and invite other users as members. These members in turn can add various tools available (i.e File Tool, Calendar Tool, Chat Tool, Discussion Tool and many more) and use them in place of existing systems like E-Mail, IM etc. Collaber enables development of custom tools according to the needs of the users. For developers Collaber provides a framework to develop their applications for the teams.