If you want to install Oracle SQL Developer on your Windows computer for free, check if you meet the requirements and then go through the instructions mentioned here.

The new Oracle Developer Tools for Visual Studio .Net (ODT) is a tightly integrated "Add-in" for Microsoft Visual Studio that brings the power of the Oracle Database to .NET developers.

With the introduction of Oracle compatibility in MariaDB Server 10.3, it's now possible to use Oracle PL/SQL and Oracle sequences in an open source database - making it easier for DBAs and developers ...