You can download a CSV file listing every member in their workspace from the Workspace Members page. This file includes the members' email, username, role, tag, access level, last seen date, invited date, and the teammate who invited them to the workspace.

To go to the Workspace Members page, click on your profile image on the top right and select your workspace.

On this page, you'll see the "Export CSV" button at the top right. Click on it to download the CSV file.