Capterra - Capterra helps millions of people find the best business software. With software reviews, ratings, infographics, and the most comprehensive list of the top business software products available, you're sure to find what you need at Capterra.
Cloud Surfing - CloudSurfing is a one stop review source for web 2.
GetApp - Review, Compare and Evaluate small business software. GetApp has software offers, SaaS and Cloud Apps, independent evaluations and reviews
Maqtoob - Discover business tools
SaaSHub - Find and promote software that will help you grow your business or to be more productive.
Software Product Guide - Business Software Discovery platform.