MySQL Community Edition - MySQL :: MySQL Community Edition
Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.
MariaDB - An enhanced, drop-in replacement for MySQL
Keybase Chat - End-to-end encrypted chat built into Keybase
Mimer SQL - Mimer SQL is an SQL-based relational database management system from the Swedish company Mimer...
Crypho - End-to-end-encrypted messaging and file sharing