Collection management
Organize locomotives, rolling stock and accessories with product numbers, condition and notes.
A free platform to organize model railway collections, product information and digital control. We are starting with Märklin and gradually expanding support for more manufacturers and scales.
Public demo viewModel railways come with countless details. MPP brings your collection, research and projects together. Available features depend on the specific test release.
Organize locomotives, rolling stock and accessories with product numbers, condition and notes.
Compare models, variants, pictures and technical information.
Distinguish asking prices from completed sales; advanced valuation is in development.
Document decoders, protocols, motor conversions and controllers.
Collect practical guidance on lighting, feedback modules, track and conversions.
Report issues with ticket IDs and automated email confirmations.
No subscriptions, premium feature locks or mandatory payments. Optional PayPal donations may be added later.
The multilingual application is being prepared. The Windows installer will be available only after testing and approval.
Download information →Yes. MPP is intended to be offered without subscriptions or paid unlocks.
No. Märklin is the starting point; other brands and scales are planned.
Downloads will open after a Windows release has been tested and approved.