Slack Toggle Sidebar is a free Chrome add-on developed by marlosoft. It falls under the category of Browsers and specifically the subcategory of Add-ons & Tools. This program allows users to easily toggle the display of Slack's channel sidebar.

With Slack Toggle Sidebar, users can quickly show or hide the channel sidebar in Slack. This feature is especially useful for users who want to maximize their workspace or focus on specific conversations without the distraction of the sidebar. The add-on also introduces a new shortcut, changing the default shortcut to Ctrl+Shift+S.

Overall, Slack Toggle Sidebar provides a convenient way to manage the display of Slack's channel sidebar. It is a helpful tool for users who want to customize their Slack experience and optimize their productivity.