CoFoundersLab - Meet 250,000+ entrepreneurs online
Relonch Camera - AI-powered "camera as a service"
Huntathon - Browse and submit Product Hunt Global Hackathon projects
Open Camera - Open Camera is an open-source camera app for Android phones and tablets.
Confs.tech - Open source list of tech conferences: JS / Ruby / Data etc.
AfterFocus - Create DSLR-style background-blurred photos