For hobbyists, the closest legal alternative is (Volkswagen’s electronic repair information system), which offers repair manuals and wiring diagrams for a 24-hour fee—but no diagnostic connectivity.
You must have a valid VW Dealer or Service Partner agreement. For independents, you need to contact Volkswagen Customer Service or your local importer (e.g., VWoA in the US, VW UK in Britain) to apply for "Independent Operator" status.
The VW Geko Access system offers numerous benefits for vehicle owners, including:
Failure reasons: No permission for that VIN, missing role, expired certificate, interface driver issues.