Santa Cruz Operation Inc has licensed Seattle, Washington-based Go Ahead Software Inc’s Go Ahead Doctor systems management technology, which it will use in a layered product for first quarter next year. Meantime, Mainsoft Corp will put its Mainwin Studio Windows-on-Unix software up on OpenServer from year-end. And Santa Cruz, California firm Olympus Software, has a new TuneUp performance management package for its Santa Cruz neighbour’s SCO Unix, Open Desktop and Open Server, which it said can configure 75 operating system parameters. It costs from $500. And Santa Cruz has licensed Cheyenne Software Inc’s ARCserve/Open back-up and restore software for use with its SCO OpenServer.