This is Eclipse update site (p2 repository) for Gradle IDE Pack. URL should be entered in Help -> Install New Software... See description on marketplace.

Links

News. Features. Demo. History. Usage. Download. Support. Support us. About. Donate. Gradle IDE Pack. Gradle for Eclipse - Android. AngularJS-Eclipse. Angular2-Eclipse. Polyglot Maven IDE Pack. .proto Editor. Nodeclipse CLI installer.