Reservio - Reservio is a simple online booking and appointment scheduling application.
Charitable - A WordPress donation plugin that gives you full control over your fundraising experience.
vCita - Online client engagement solution, convert website visitors to clients, free customizable contact form, free online appointment scheduler.
GiveForms - Your Go-to Digital Fundraising Platform
Bloomerang - Bloomerang is a simple donor database and fundraising software solution that helps nonprofits decrease donor attrition and increase revenue.
FreeFunder - Free crowdfunding platform with no platform fee and donates to your fundraiser based on shares!