Tailwind CSS - A utility-first CSS framework for rapidly building custom user interfaces.
Jason - Infinitely hackable mobile client
Tailwind CSS Play - An advanced online playground for Tailwind CSS
Kamon.io - Kamon makes an instrumentation library and Application Performance Monitoring tool that helps developers find and fix performance issues in microservices. Works best for Scala (Akka, Play, Lagom) and Java.
ZappJS - code generator for Node.js, Ruby, Swift, Java, PHP & more
WorkForce Software - WorkForce Software provides workforce management solutions for organizations with complex policies and compliance concerns.