DonorPerfect Fundraising Software is a comprehensive web-based system for managing all of your nonprofit fundraising efforts.
Click and Pledge - Click & Pledge is a powerful online software suite that helps you raise money, sell products, build a community and manage contacts.
Razoo is an online fundraising website where people can create online fundraisers "for anything and everything".
GoFundMe is the place to create your own personal donation website, whether you are an individual or organization. Similar to GoGetFunding.
YouCaring - Start to raise money online for personal causes & life events, in just 3 steps. No fees, easy & secure.
Top 12 Online Fundraising Platforms for Donors & Non-Profits - a great article on Mashable, good to start with if you're doing research on online fundraising platforms.