Startup Stash - A curated directory of 400 resources & tools for startups
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.
Startup Buffer - Startup Buffer is a premium startup directory for emerging startups all around the world.
SimilarSites - Easily find more sites like those you like.
Makerbook - A directory of the best free resources for creatives
Product Hunt - A website that lets users share and discover new products