AffiliateWP - A powerful affiliate marketing solution for WordPress.
Girafi - Get more from your website visitors. Referrals, feedback, e-mails & more.
ReferralMagic - Turn your users and customers into referral magnets.
ShopSocially - ShopSocially is a one-stop Social, Referral and Loyalty Marketing Platform that delivers up to 40% more revenue.
Everflow - Partner Marketing Platform - Track, Analyze & Automate
Viral Loops - Viral Loops is a viral and referral marketing platform to launch ranking competitions, sweepstakes, pre-launch and referral programs.