Big email mess ! How do I clean it up ? (Evolution, Thunderbird, maildir, mbox)

[T.C. Hollingsworth]

On Wed, Dec 14, 2011 at 9:58 PM, Linux Guy <linuxguy123 at gmail.com> wrote:
> Long story short.
>
> I have several thousand maildir emails in about 10 directories in Evolution.
>   I need to get them into existing directories in Thunderbird which uses
> mbox format.

Try this:
https://github.com/tdb/maildirarc

Of the ones I found, it seems to be the most recently maintained.

-T.C.