Reply Monitor v1.3.0 (Preview)

Release notes

v1.3.0 — 2026-08-23

First public preview release.

• Track and untrack sent messages with due dates.
• Dashboard for tracked, overdue, and due-today messages.
• Automatic reply detection using In-Reply-To and References headers.
• Configurable daily local reminders for overdue replies.
• Local-only storage and no automatic email sending.

Known limitations

• This preview XPI is unsigned; use temporary installation when Thunderbird
  requires signed add-ons.
• Reply detection requires standard reply headers.
• Native calendar integration is not included.