Cookie Quick Manager - An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
Cookie AutoDelete - Control your cookies! Auto deletes unused cookies from your closed tabs while keeping the ones you...
EditThisCookie - EditThisCookie is a cookie manager. You can add, delete, edit, search, protect and block cookies!
Vanilla Cookie Manager - Vanilla Cookie Manager is a Whitelist Manager that helps protect your privacy.
Cookiebro - With Cookiebro you can manage/filter/block browser cookies that can be used to track you online.
Easy Cookie Editor - Easy Cookie Editor is a cookie manager. Control your cookies! You can add, delete, edit and search.