LettuceMeet - The easiest way to schedule group meetings.
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.
Clockwise for Slack - Tame the chaos of work
Meekan - Connecting the world's calendars
Meetingbird - Powerful meeting scheduling and notes — right in your calendar
Standuply - Run daily standup meetings and track your metrics in Slack