Install Ruby Development Tools for Eclipse

First make sure that you have installed Eclipse, this is an IDE to program Java, but it also is an IDE to program Ruby if you install a plugin that support programming Ruby, if you haven't installed Eclipse see the instructions at:

After installing Eclipse, open Eclipse to install Ruby plugin, this can help you program Ruby on the Eclipse

In Eclipse select:

Enter:

Type "Ruby" to filter the results displayed, check to select the lastest Ruby Plugin to install.

After installating, you need to restart Eclipse.

Above you have installed Ruby Plugin into Eclipse, and now you need some checks.

In Eclipse select:

If you see Ruby Wizard, it means that you have installed successfully Ruby Plugin on Eclipse.