Flask : Flask is a microframework for Python based on Werkzeug, Jinja 2 and good intentions. And before you ask: It's BSD licensed!
Mobello : Mobello is high performance javascript UI framework for HTML5 mobile app
Expo : Expo is a framework and a platform for universal React applications. It is a set of tools and services built around React Native and native platforms ...
choo : A 4kb framework for creating sturdy frontend applications
Elgg : Elgg is an award-winning social networking engine, delivering the building blocks that enable businesses, schools, universities and associations to cr...
Phalcon is a web framework implemented as a C extension offering high performance and lower resource consumption.