Mail Category Manager
It is an experimental label manager for GMAIL. It requires OAUTH2 with GMAIL. It allows you to create both simple and hierarchical labels, delete labels, and export all labels along with their color palette as a JSON file.
実験的
It is an experimental label manager for GMAIL. It requires OAUTH2 with GMAIL. It allows you to create both simple and hierarchical labels, delete labels, and export all labels along with their color palette as a JSON file.