SystemEXTENDED

by SystemOverload

3 Add-ons in this Collection

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 2,899 reviews

241 users

The first and only download manager/accelerator built inside Firefox!

British English Dictionary by Mark Tyndall

Rated 3 out of 5 stars 413 reviews

2,397 users

British English Dictionary R1.19 for Firefox, Thunderbird and SeaMonkey by David Bartlett.

To enable, right-click in a multi-line text box, select "Languages", then "English / United Kingdom".

CipherFox by Gavin Lloyd

Rated 5 out of 5 stars 34 reviews

1 user

Displays the current SSL/TLS cipher, protocol and certificate chain in the Add-on bar and Site ID dialog

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections