Evercontact - Your contacts always up to date and automatically with Evercontact.
Huntathon - Browse and submit Product Hunt Global Hackathon projects
CONTACTBOX - CONTACTBOX combines the simplicity of an address book with effective functions of a CRM system.
Confs.tech - Open source list of tech conferences: JS / Ruby / Data etc.
Pobuca Connect - Connect with your contacts.
Ship That Shit - Join 3 no BS events to help you ship that shit