Charitable - A WordPress donation plugin that gives you full control over your fundraising experience.
Kajabi - Kajabi is the only Knowledge Commerce platform today with everything you need to market, sell, and deliver your knowledge online.
Revv Online Fundraising Platform - Revv is the fundraising platform that raises organizations more money.
Tendenci - Tendenci - The Open Source AMS is a cloud-based all-in-one management SaaS solution for Non-profits and Associations.
Give - A WordPress plugin for easily collecting donations
YourMembership - YourMembership provides membership management software integrated with social networking features.