Softpedia is a website from Romania that indexes information and provides primarily software information and downloads.

Open Source Software Directory lists many open source and free softwares.

Linux App Finder's mission is to catalog useful GNU/Linux programs and provide a great resource to discover new apps.

AppRecs is an app search engine that can filter out fake reviews.

Iusethis.com is a website providing software reviews that allows its users to track their applications as well as discovering new ones.

Softonic.com is a software and app discovery portal.

The Linux Alternative Project lists Linux alternatives of popular Softwares.