DynSign is a Thunderbird extension that dynamically inserts a signature into your emails. It allows you to keep your email signature up to date without having to manually edit it in Thunderbird.
- 🔄 Dynamic signature loading: Fetches your signature from a remote URL.
- ⏱️ Automatic updates: Refreshes the signature at defined intervals.
- 🖱️ Manual refresh: Update the signature instantly via a toolbar button.
- ⚡ Seamless integration: The signature is automatically appended to your composed emails.
- Centralized signature management for teams.
- Company-wide signature updates without user interaction.
- Rotating or time-based signatures (e.g., campaigns, promotions).
- Clone or download this repository.
- In Thunderbird, go to Add-ons and Themes → Extensions.
- Click on the gear icon and select Install Add-on From File….
- Choose the
.xpifile you built from this project.
- Set the signature URL in the extension’s settings.
- Define the update interval or use the manual refresh button.
If you want to build or modify the extension:
git clone https://github.com/vozodo/DynSign.git
cd DynSignYou can then package it into a .xpi file and load it into Thunderbird for testing.
Contributions, issues, and feature requests are welcome! Feel free to open an issue or submit a pull request.
This project is licensed under the GNU GPL Version 3.

