Add a new registry to the list of registries in the database.

Find the highest version of a plugin that is compatible with the current version of Anyquery and with the user's system.

Return a list of all the plugins installable from the registries It does not check if the plugin is already installed, neither if the plugin is compatible with the current version of Anyquery nor if the plugin has a file for the current platform.

Return a list of all the plugins installable from the registries for the current platform.

Update the JSON content in the database of the given registry.

Validates the given JSON string against the schema_registry.json schema.