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SeaMonkey for Mac

SeaMonkey 2.53.13

  -  49.8 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 2.53.13.


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 2.53.13 Screenshots

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    SeaMonkey 2.53.13 Screenshot 1
  • SeaMonkey 2.53.13 Screenshot 2
  • SeaMonkey 2.53.13 Screenshot 3
  • SeaMonkey 2.53.13 Screenshot 4
  • SeaMonkey 2.53.13 Screenshot 5

What's new in this version:

- Updates to devtools
- Updates to build configuration
- Starting the switch from Python 2 to Python 3 in the build system
- Removal of array comprehensions, legacy iterators and generators bug 1414340 and bug 1098412
- Adding initial optional chaining and Promise.allSettled() support