Appsolite - Evaluating software is laborious, time consuming and riddled with a lot of guess-work.
Stackshare - StackShare is a comprehensive website that gives its users the chance to organize and share their technology stack with the rest of the community.
TestBox - Test drive your software options before you buy
AlternativeTo - AlternativeTo lets you find apps and software for Windows, Mac, Linux, iPhone, iPad, Android, Android Tablets, Web Apps, Online, Windows Tablets and more by recommending alternatives to apps you already know.
Alternative To by SaaSHub - Find the alternative to every product with a single click
Product Hunt - A website that lets users share and discover new products