Release Notes: The user interface was simplified to be more intuitive for inexperienced users. Furthermore, compatibility with Thunderbird 2.0 has been improved.
Release Notes: Support for Thunderbird 1.5 and 2.0 was added. Major improvements were added to OpenPGP key management.
Release Notes: The integrated OpenPGP key management was extended to cover all frequently needed functionality.
Release Notes: Integrated OpenPGP key management was added.
Release Notes: This release contains a new function to search for keys on a PGP keyserver. In addition, a lot of bugs were fixed.
Release Notes: The per-recipient rule engine was enhanced, and a user interface for creating and modifying rules was added.
Release Notes: A rule engine was added to support per-recipient settings for signing, encryption, and PGP/MIME (it does not have a GUI yet).
Release Notes: A lot of small issues were fixed. Some enhancements were made to ease setup with GnuPG for inexperienced users.
Release Notes: The user interface for message composing has been simplified and enhanced. A new option to display photo IDs has been added. Enigmail now properly verifies PGP/MIME-signed messages sent through mailman and messages sent from Evolution.
Release Notes: This release adds support to automatically sign messages only if they are encrypted. In addition, a number of smaller issues were fixed.