Who are Kleros alternatives?

I'm curious to know, what are some viable alternatives to Kleros in the world of decentralized dispute resolution? Are there other platforms that offer similar services, but with different approaches or features? As a user looking to explore my options, it would be helpful to understand the pros and cons of each alternative, as well as how they compare to Kleros in terms of efficiency, security, and user experience. Can you provide a brief overview of some of the most prominent Kleros alternatives currently available in the market?