jHipster - JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.
Microsoft PowerApps - Microsoft PowerApps provides tools to create, customize, share and run apps.
Vaadin Framework - Vaadin is a web application framework for Rich Internet Applications (RIA).
CUBA.platform - A Full Stack Enterprise Java Framework with lots of out of the box functionality and amazing...
Open As App - Automatically create a business app from a spreadsheet, no coding.
REI3 - Fulfill your software requirements with REI3 on-premise or in the cloud. REI3 is an open platform for pre- or self-built web applications.