Mr. Free Tools - The Most Advanced Directory of Free Tools
Usersnap - Usersnap is a customer feedback software for SaaS companies that need to constantly improve and grow their products.
CrazySpaceCat.com - Your Digital Tool Guide!
zipBoard - ZipBoard is a web-based visual bug tracking & issue tracking tool that helps developers, testers and project managers collaborate during website and elearning development.
StartupResources.io - Tightly curated lists of the best startup tools
Duedot - Dossier collaboration platform