This software repository URL https://tools.hana.ondemand.com/latest provides access to the latest versions of the SAP Development Tools for the latest Eclipse version.
It is intended to be used in the Help > Install New Software wizard of Eclipse. For more information about installing software, see the Eclipse Platform Help. You can use it together with the Eclipse Update Site for the latest Eclipse version.
If you have any problems installing the software, please check the document SAP Development Tools for Eclipse Installation: FAQ and Known Issues.
The downloads are provided under the terms of the SAP DEVELOPER LICENSE AGREEMENT.