Letsfind - Letsfind is a fast, easy-to-use, ad-free way to create online (meeting) polls.
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
FullCalendar - FullCalendar is an open-source JavaScript event calendar.
Meekan - Connecting the world's calendars
FreeBu - Smart free/busy calendar sharing and meeting organizer.
Standuply - Run daily standup meetings and track your metrics in Slack