Dust - A suite of digital safety tools for millennials.
Jinja2 - Jinja2 is a template engine written in Python.
Sane Stack - Ember on Sails
Hamlet - Hamlet is an open source reactive templating system.
Twinme - Twinme – Private Messenger is a free, secure, instant, and high-definition messaging app that protects your privacy along with giving you full control over each of your relationships and contents.
mustache - Mustache is a simple web template system with implementations available for ActionScript, C++...