Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Swivel - Adobe Flash renderer for creators developed by Newgrounds.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Bigcolors - Create, invest & trade startups
Bylde - Bylde is a SaaS platform you can use to Start, Manage and Grow your groups and communities.
Free SWF to Video Converter - It is an easy-to-use tool to convert Flash to AVI, FLV, WMV, MOV, MPEG, MP4, 3GP, MP3, Animated GIF, BMP, JPG, etc.