Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Liquibase - Database schema change management and release automation solution.
Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.
Sqitch - Sqitch is a standalone database change management application without opinions about your database engine, development environment, or application framework.
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.
Flyway - Flyway is a database migration tool.