Cookiebro - Cookie Manager [WebExtension]

Manage your browser cookies to prevent e.g. advertisers from tracking you

Configurable automatic deletion of unwanted cookies periodically (even every minute)
Cookie whitelist - define which domains can set cookies
Cookie blacklist - define domains from which cookies are dropped and not saved at all
Easy to use interface - click the extension icon to add a site or domain wildcard to the whitelist
Drop unwanted cookies with two clicks at any time
Optionally protect session cookies to prevent accidental logout from currently open sites
Optionally drop HTTP Response header ETag and Link from blacklisted sites to prevent tracking
Optionally delete indexedDB and localStorage caches from websites at browser startup
Automatically (optional) delete pluginData to get rid of e.g. Flash Cookies (LSO) at browser startup
Automatically (optional) delete unwanted cookies at browser startup
View, Edit, Create, Delete single cookies with a tree-based Cookie Editor
Search cookies in Cookie Editor
Export existing cookies to a file as JSON
Import cookies from a file as JSON
Supports First Party Isolation (privacy.firstparty.isolate about:config setting) (Firefox 59+)
Supports Firefox Multi-Account Containers