If you're looking for a ToDesktop alternative, Noodl is worth a look. Noodl is an open-source, AI-augmented low-code foundation for building full-stack custom apps. It's got a visual development interface, customization with reusable modules, and real-time data flow updates. It's good for prototyping and bringing web apps to scale without a lot of coding.
Another serious contender is Nowa, an app builder designed for pros. Nowa has a visual design interface and custom logic that doesn't require much code. You can connect to backends like Firebase and Supabase, and it's got hot reload and one-click multi-platform export. It's good for developers, startups and teams, with pricing tiers for different needs.
If you want a no-code option, check out Glide. Glide lets you build custom apps from existing business data with AI and self-adapting layouts. It's geared for automating business processes and cutting software expenses, so it's a good fit for teams that want to work more efficiently. With more than 400 customizable templates and abundant documentation, Glide is easy to use and very powerful.