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.
Filehippo - Filehippo is your key to opening files that Windows claims are "in use by another user" or simply "can't be found." Avoid the hassle.
Product Hunt - A website that lets users share and discover new products
Softonic - Softonic is a website that offers downloads for free software and games.
Free Software Directory - The Free Software Directory is a project of the Free Software Foundation (FSF) and United Nations...
FileHorse.com - Fast and simple way to download free software for Windows and Mac.