Motion Firefox - All-in-one time management tool in Firefox
OfficeMixer - Automated office bookings
Task Muncher - Task Muncher is a cross-platform and web-based application that is designed to organize and keep the track of everything and focus on munching the weekly tasks.
RobinPowered - Robin coordinates meeting spaces, people, and things in your office. Complete with analytics and insights that uncover usage and help optimize space.
Taskable - Using multiple work apps leads to tons of context switching, breaking flow and killing productivity.
Officely - The only desk booking tool that lives in Slack