Photo Find - Navigate to the exact spot a photo was taken
Huntathon - Browse and submit Product Hunt Global Hackathon projects
World Brush - AR app where you paint on the real world for others to find
Foundler - Online hackathon weekends. Attend every other week.
NoFilter - Discover great photo locations all over the world.
Confs.tech - Open source list of tech conferences: JS / Ruby / Data etc.