MUIbase - MUIbase is a relational, programmable database with graphical user interface for Windows, Mac...
Grubba.net - The free web based online database for home and office.
My Visual Database - Using My Visual Database, you can create databases for invoicing, inventory, CRM, or any specific purpose.
Knack - Knack is the easiest, most spectacular business management software available.
PortaBase - PortaBase (portable database) is a program for conveniently managing one-table database files.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.