Slim Chatwork is a 3rd party Chrome extension developed by HigaTsubasa. This free extension adds minimalist features to Chatwork, allowing users to customize their experience and improve productivity.

With Slim Chatwork, users can adjust the size of the room list, change the font, and even register fixed-format messages using the template registration function. The extension also offers syntax highlighting, enabling users to easily identify and understand important information.

One of the standout features of Slim Chatwork is the ability to hide avatars, providing a cleaner and more streamlined chat interface. Additionally, users can extend the right column, giving them more space to view important messages and information.

Please note that Slim Chatwork is a third-party extension and is not affiliated with Chatwork, Inc. It is solely developed by HigaTsubasa. If you're looking to enhance your Chatwork experience and customize the platform to suit your needs, Slim Chatwork is a great choice.