Check Links

Review the web addresses of all links in a draft message
Screenshots

NEW Thunderbird extension!

Never send an email with broken or incorrect links again. With the Check Links extension for Thunderbird, you can review the web addresses (URLs) of all hyperlinks in a draft email message before sending.

TESTERS WANTED!
Check Links is currently in the beta testing phase, and is being made available to early adopters and enthusiasts interested in trying out the latest and greatest! If you find a bug, report it in the Issues page on GitHub.

Version 0.9.3 (126 KiB; compatible with Thunderbird 128 and newer)

Getting Started

To install Check Links:

  1. Right-click on the Get the Add-on button above and select Save Link As. The Save As dialog will appear; make note of the location where the XPI file is saved to (for example, the Downloads folder).
  2. Launch Thunderbird, then click the menu button , and then select Add-ons and Themes.
  3. Click the gear icon at the top-right corner and then select Install Add-on From File.
  4. Locate the downloaded XPI file and then click Open.
  5. A popup will appear, asking you to confirm the installation. Click Add to proceed.

Once it's installed, start link checking of a draft email message by clicking the Check Links button on the compose toolbar.

Features

Do you want Check Links in your language? If you're fluent in English and another world language, consider contributing a translation! Learn more about how to get started.

Permissions

The following add-on permission is requested by Check Links during installation:

What’s New

Version 0.9.3
- Bug fix: Unresponsive composer toolbar button (issue #17)
- Bug fix: After updating Check Links, the composer context menu item disappears (issue #18)

Show version history »

Past Versions

Download links below are provided for historical reference only. Always install the latest version that is compatible with your version of Thunderbird. See "Getting Started" above for instructions on how to install.

Version 0.9.2
- Fixed Linux-specific UI bugs
Version 0.9.1
- Added support for dark mode
- Improvements to keyboard navigation
Version 0.9
- Added menu item in the compose context menu
- User interface improvements in the Message View and Table View dialogs, including addition of user help
Version 0.8.1
- Minor improvements to the Message View and Table View dialogs, including checking for blank URLs
- Draft emails will no longer be set as modified if none of the links were changed during link checking
Version 0.8
- First beta release

Check Links is available under the Mozilla Public License (MPL), version 2.0.

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