OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.

QuintaDB - Solution for creating web forms and databases online where no progamming is required.

Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.

Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.

zeroqode - Build your app up to 10x faster with no-code app templates

Sesame Database Manager - Lantica Software, LLC - Sesame, A Q&A-compatible Database Manager.