Following the tradition of CDS Agenda, the CERN Document Server Software Consortium developed a web application to schedule and organise events, from simple lectures to complex meetings, workshops and conferences with sessions and contributions. The tool also includes an advanced user delegation mechanism, allow paper reviewing, archival of conference information and electronic proceedings.
The Indico software was originally developed in the framework of the EU InDiCo project. Nowadays, Indico is a free software licensed under terms of GNU General Public License (GPL) v3.
Indico is currently in production at CERN at http://indico.cern.ch. You are welcome to have a look at the set of features, and subscribe to the mailing lists in order to be kept informed about future releases.
Indico is free software licenced under terms of GNU General Public Licence (GPL) v3. It is provided on an "as is" basis.
Good luck, and thanks for choosing Indico.
The project web site is http://indico-software.org and the developers can be reached via IRC in #indico on Freenode.