jHipster - JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
Vaadin Framework - Vaadin is a web application framework for Rich Internet Applications (RIA).
DataGrip - Tool for SQL and databases
CUBA.platform - A Full Stack Enterprise Java Framework with lots of out of the box functionality and amazing...
HeidiSQL - HeidiSQL is a powerful and easy client for MySQL, MariaDB, Microsoft SQL Server and PostgreSQL. Open source and entirely free to use.