Kickstarter - Kickstarter is the world's largest funding platform for creative projects. A home for film, music, art, theater, games, comics, design, photography, and more.

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

FreeFunder - Free crowdfunding platform with no platform fee and donates to your fundraiser based on shares!

Eventbrite - Discover Great Events or Create Your Own & Sell Tickets

Give - A WordPress plugin for easily collecting donations

Bigtent - BigTent is a web-based organization and communication portal for groups.