I use recombee[0] and it seems pretty nice, albeit not open source. Not affiliated in any way. Not even a paying customer, just using the free plan for a person

I use recombee[0] and it seems pretty nice, albeit not open source. Not affiliated in any way. Not even a paying customer, just using the free plan for a personal project. [0] https://www.recombee.com/ https://www.recombee.com/