Mapstr - Your places, your world!
Horizon - Horizon is a realtime, open-source backend for JavaScript apps.
Mapiful - Create & order custom printed maps of your favorite places
Catchafire - Use your professional skills to help charities
Location History Visualizer - Visualize Google location history data on a heatmap 🗺️
Nomad House - Houses around the world for nomads to live and work together