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.
Knack - Knack is the easiest, most spectacular business management software available.
MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.
Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.
Sequel Pro - MySQL database management for Mac OS X