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SeaMonkey for Mac

SeaMonkey 2.29.1

  -  60.26 MB  -  Open Source

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of SeaMonkey 2.29.1.


For those interested in downloading the most recent release of SeaMonkey for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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  • SeaMonkey 2.29.1 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    SeaMonkey 2.29.1 Screenshot 1
  • SeaMonkey 2.29.1 Screenshot 2
  • SeaMonkey 2.29.1 Screenshot 3
  • SeaMonkey 2.29.1 Screenshot 4
  • SeaMonkey 2.29.1 Screenshot 5

What's new in this version:

- While composing mail, an empty line appeared in the attachment context menu when right clicking the attachment area
- Switching tabs triggered onLocationChange with the LOCATION_CHANGE_SAME_DOCUMENT flag, preventing Adblock Plus from working correctly