Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
Seald - Keep your conversations secure, everywhere.
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.
Rust - A safe, concurrent, practical language
Keybase Chat - End-to-end encrypted chat built into Keybase