> Collabora, Etherpad, CryptPad

+ OnlyOffice

> Qwant, DuckDuckGo

+ Mojeek

> Matomo, Plausible Analytics

+ Wide Angle Analytics, Simple Analytics

> Firefox, Brave

+ Vivaldi

> GMX, ProtonMail, Tutanota

+ Infomaniak, Mailo, Runbox

and tons of others