If you're looking for another Fabloq alternative, Noodl is worth a look. This open-source, AI-augmented low-code platform lets you build full-stack custom apps with visual development techniques. It's got real-time data flow updates, built-in backend and user management, and integration with third-party services, so it's good for prototyping, MVPs and web apps that scale. Noodl is designed to be accessible to people with varying skill levels, with lots of documentation and an active community.
Another good option is Backendless. It's a full-featured tool for building high-performance apps. It's got a visual UI builder, codeless logic for frontend chores, and a unified API. The service supports responsive web and mobile apps, has real-time databases and streamlined user management with lots of third-party authentication services. Backendless also has flexible deployment options, so it's good for a variety of business needs.
BuildShip is another good alternative. It's a low-code visual backend builder that combines no-code and code development to quickly create workflows, APIs and cloud functions. With features like a built-in Firestore database, support for a broad range of services, and advanced dev tools, BuildShip is good for developers and teams that want to build scalable backend solutions with as little code as possible. Its tiered pricing and free plan make it useful for a range of use cases.