DuckDuckGo: Bang - Search thousands of sites directly from DuckDuckGo
YourNote - Notes app that puts privacy first
Land Ho! - Incognito search where you maintain your own search history.
SocialVault - Decentralized, encrypted storage and browser for your Facebook data.
Chataco - The social network for an easy, fun, objective internet
Cryptee - Cryptee is a safety and privacy focused, encrypted and cross-platform personal data storage service. You can write personal documents, notes, journals, store photos and all sorts of other files.