If you're looking for a different Xano alternative, Backendless is a full-featured low-code app builder with a visual UI builder, codeless logic and direct API integration. It supports responsive apps for the web and mobile devices, real-time database support and multiple deployment options. The service also integrates with many third-party services and supports a range of business needs.
Another good option is Pipedream. The service lets developers build sophisticated apps with both low-level code control and no-code interfaces. It can deploy instantly and integrates with more than 2,100 APIs, so it's good for gluing together lots of services. Pipedream offers a range of pricing plans from free to more advanced options.
If you want an open-source alternative to Firebase, Supabase offers a Postgres database, user authentication, instant APIs, real-time subscriptions and more. It supports a range of frameworks and offers several pricing plans, including a free tier. Supabase is a mature option for building production apps with a rich feature set.
Last, BuildShip offers a low-code visual backend builder that combines AI-generated nodes with a no-code interface. It includes features like scheduled jobs, cloud functions and integration with a broad range of services. BuildShip offers flexible pricing tiers and a free plan, so it's an option for developers who want to build scalable backend services quickly.