Plugin unregistration is not available in the Elixir binding. Plugin unregistration must be done in Rust using the registry APIs. To unregister a specific plugin in Rust: ```rust use kreuzberg::plugins::registry::get_document_extractor_registry; let registry = get_document_extractor_registry(); registry.remove("custom-json-extractor")?; ``` In Elixir, you can only clear all plugins of a specific type using: - `Kreuzberg.clear_document_extractors()` - `Kreuzberg.clear_post_processors()` - `Kreuzberg.clear_ocr_backends()` - `Kreuzberg.clear_validators()` To remove a single plugin, you must do so from the Rust core before Elixir starts using it.