Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
MorseCodeTranslator.co - Morse code translator is a free website that allows you to quickly translate text to morse code, also can download audio, and see flash signal.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Morse Typing Trainer - This chrome experiment is part of a larger project to support Morse code for accessible communication.
Google Groups - Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.
Morse - Create, shout out, and discover nearby events in real time