Platforms like Steam, GOG, and the Epic Games Store often host games. It's possible that "Abenteuer auf dem Reiterhof 6" or a similar title is available on one of these platforms, but it might not be for free.

First, it's recommended to check official sources:

The game is currently listed on GOG.com's community wishlist , but it is not yet available for purchase or download there. Technical Challenges

If you are looking for free-to-play horse games available on modern platforms, consider these: Horse Riding Tales : Available for free on Steam Star Equestrian