What are some alternatives?
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.
Crowd Supply - A Crowd-Funding Platform for Hardware.
SelfStarter - Roll your own crowdfunding
Indiegogo - As the largest global site for fundraisers, Indiegogo helps individuals, groups and non-profits raise money online to make their ideas a reality through crowdfunding. It's easy to start fundraising today.
Donor Tools - Donor Tools is online giving and donation management software for non-profits, NGOs, and churches. Start accepting online donations and track them in Donor Tools.
Crowdsourcer.io - Crowdsourcer.io is a web platform where people can collaborate on projects and earn a fair share of the profits based on their contribution.