Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.
MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.
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.
Sequel Pro - MySQL database management for Mac OS X