Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
Linear - Streamlined issue tracking for software teams
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible
BugHerd - BugHerd: The Website Feedback Tool for Agencies
Rust - A safe, concurrent, practical language
Distiller - Distiller's hosted continuous integration platform takes the pain out of mobile development through automated build, test, and deployment of your iOS apps.