The best open source alternative to Vertabelo is MySQL Workbench, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Vertabelo and five of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Vertabelo are phpMyAdmin (Free, Open Source), pgModeler (Freemium, Open Source), dbdesigner.id (Free, Open Source) and SeeQL (Free, Open Source).
MySQL Workbench is a unified visual tool for database architects, developers, and DBAs. MySQL Workbench provides data modeling, SQL development, and comprehensive administration tools for server configuration, user administration, and much more.
phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web. Currently it can create and drop databases, create/drop/alter tables, delete/edit/add fields, execute any SQL statement, manage keys on fields.
pgModeler is an open source tool for modeling databases that merges the classical concepts of entity-relationship diagrams with specific features that only PostgreSQL implements. Built over Qt framework, pgModeler can be compiled under Windows, Linux and macOS.
Database designer tools online free and opensource. This database designer built on top web technology. This tools can help you to design erd with last web technology. This web technology give you many advantage for work in collaboration.
See your database in a new way. SeeQL is an easy-to-use desktop application that helps you visualize your database tables (including all foreign and primary key relationships), to quickly generate complex queries.