Spring Framework - The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.
Recruitee - Europe's leading recruitment software for streamlining, automating and optimizing your recruitment process. Winner of OnRec Award 2018.
Spark Mail - Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
Workable - Hire better with Workable. Post to the top job boards and enjoy a simple, intuitive applicant tracking system, made for teams. Start a free trial today.
Grails - An Open Source, full stack, web application framework for the JVM
wrk - HTTP benchmarking tool capable of generating significant load on a multi-core CPU.