Best Referral Programs - A curated directory of startup referral programs
Weferral - Open source referral & affiliate management software
Troopl - Connecting people and companies via the magic of referrals
Viral Loops - Viral Loops is a viral and referral marketing platform to launch ranking competitions, sweepstakes, pre-launch and referral programs.
GrowSurf - Referral software for B2C, FinTech, and SaaS companies.
ReferralMagic - Turn your users and customers into referral magnets.