Want to remove yourself from the surveillance grid prison? Make a PRISM Break! https://prism-break.org/
via The Corbett Report - Boycott and Buycott
(Highly recommended site, but not primarily focused on software.)
There is a host of good software there. Some I use, some I plan on moving to when I can.
The site lists the spyware that you're most likely using now, and non-spyware alternatives. It also gives comments and notes.