Review for Thunderbird Message Filter Import/Export by Stanley_Krute
Rated 1 out of 5 stars
For folks who'd like to see solid Message Filter export/import functionality baked into the software: please upvote this idea I just posted to the Mozilla TBird community: https://connect.mozilla.org/t5/ideas/export-and-import-a-set-of-message-rules-to-from-a-data-file/idi-p/48145
To create your own collections, you must have a Mozilla Add-ons account.