Plate is a headless editor toolkit and framework designed for building custom rich text editing experiences. It provides a modular architecture that relies on a plugin-based system to manage document models, schema-driven node definitions, and state updates, allowing developers to assemble tailored content creation environments.
The project distinguishes itself through a source-code injection pattern, where pre-built user interface templates and components are copied directly into the local project codebase. This approach ensures that developers maintain full control over the styling, markup, and functional behavior of their editing interfaces, rather than relying on opaque external dependencies.
The toolkit supports the composition of complex editing functionality through a library of plugins and reusable interface elements. It also includes command-line tools to automate the integration of these components and exposes metadata structures to facilitate the use of external intelligence agents for interface analysis and development.