OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.

Typeform - Create beautiful, next-generation online forms with Typeform, the form & survey builder that makes asking questions easy & human on any device. Try it FREE!

jHipster - JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.

Survey Monkey - Create and publish online surveys in minutes, and view results graphically and in real time. SurveyMonkey provides free online questionnaire and survey software.

Spring Framework - The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform.

Google Forms - Simple web forms from Google.