Chatwork+ is a Chrome extension that enhances the functionality of the ChatWork messaging platform. With this extension, users can easily access the TO selection list by pressing the "@" key in the message field. Additionally, the extension provides autocomplete functionality for various tags, such as [info], [title], and [code]. Users can simply type the corresponding keyword and the extension will automatically complete the tag for them. For example, typing "info" will insert the [info] tags.

Another useful feature of Chatwork+ is the ability to insert the [code] tags by typing "```". This makes it convenient for users to format and highlight code snippets within their messages. Furthermore, the extension also offers autocomplete for the [hr] tag, allowing users to insert horizontal lines in their messages by typing "--".

Overall, Chatwork+ is a valuable Chrome extension for ChatWork users, providing enhanced functionality and convenience in composing messages. It streamlines the process of adding tags and formatting text, making communication more efficient and organized.