NocoBase

NocoBase is an open-source, self-hosted, no-code and low-code development platform. It emphasizes extensibility through plugins and aims to provide a private, controllable no-code solution. The platform offers both free and commercial versions with varying features and support levels.

NocoBase is advertised as a no-code and low-code development platform, which aligns with the description of Retool. The website content highlights extensibility, plugin architecture, and the ability to build custom solutions, suggesting it offers API and database integrations, a drag-and-drop UI builder, and code customization options. The mention of commercial licenses and plugins implies access control and security features. The ability to deploy a demo site suggests flexible deployment options.