CookieManager - Cookie Editor is a powerful open-source extension tailored for Firefox users, specifically aimed at web developers and IT professionals. It provides a streamlined toolbar interface that allows for easy observation and manipulation of cookies associated with the current webpage, including those from cross-origin subframes. Users can effortlessly edit cookie properties, delete selected cookies, and enhance their development workflow with these intuitive features.

This extension supports the import and export of cookies in JSON and TXT formats, making it compatible with popular command-line tools such as Wget and Curl. Additionally, users can access all cookies related to the current tab and utilize a dedicated cookie editor in a new tab for improved visibility. Context menu options also enable users to search for cookies by domain, further solidifying CookieManager as an indispensable tool for web development.