Nuages - Nuages is a collaborative meeting poll system..
Doodle MeetMe - Your personal scheduling profile
Framadate - Make your polls
Dudle - Dudle is an online scheduling application, which is free and open source.
FullCalendar - FullCalendar is an open-source JavaScript event calendar.
Pinadate - Easy scheduling, Pinadate for a meeting, 2x faster. Find the best date, together.