Spectrum - Browser-based app to visualize the frequencies of an audio file.
Roomvine - Chatrooms for real life venues, neighborhoods and events
Treadie - Create your own micro-social network for topics
Qwasap - A Telegram bot that lets you talk to people who are located anywhere in the world.
Berkanan - Chat with people nearby. Even offline, on an ✈️.
Carrd - Simple, responsive one-page site creator.