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.

To install Oracle Database on Windows for free, download Oracle database files, install Oracle, and then set up Oracle using this guide, ...

When installing Oracle on Linux, and not using the silent install file, you need to be able to launch X11 sessions from the server to an X11 client (your desktop).Typically the Linux server is a ...