DBeaver - DBeaver - Universal Database Manager and SQL Client.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
DbVisualizer - DbVisualizer is the universal database tool for developers, DBAs and analysts.
QuickBase - Quickbase provides a no-code operational agility platform that enables organizations to improve operations through real time insights and automation across complex processes and disparate systems.
phpMyAdmin - phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web.
Ninox - Ninox is a human-friendly database. Create your own Business Application with Ninox that matches your workflow. Ninox lets you integrate CRM, ERP, HR and many more...