System Requirements

Windows

Operating Systems (32-bit and 64-bit)

  • Windows 7
  • Windows 8
  • Windows 8.1
  • Windows 10

Please note that SeaMonkey 2.49.5 was the last release to run on Windows XP and Vista.

Minimum Hardware

SeaMonkey on Windows needs a CPU supporting the SSE2 instruction set.
  • Pentium 4 1.5GHz (Recommended: Intel Core 2 Duo 1.8GHz or greater)
  • 1 GB RAM
  • 500 MB of free hard drive space

Mac

Operating Systems

  • Mac OS X 10.9 or higher

Minimum Hardware

  • Macintosh computer with an Intel processor
  • 500 MB of free hard drive space

Linux

Software Requirements

Please note that Linux distributors may provide packages for your distribution which have different requirements.
  • The following library versions (or compatible) are required:
    • GTK+ 3.4 or higher
    • GLib 2.22 or higher
    • Pango 1.14 or higher
    • X.Org 1.0 or higher (Recommended: 1.7 or higher)
    • libstdc++ 4.6.1 or higher
  • Recommended for optimal functionality:
    • NetworkManager 0.7 or higher
    • DBus 1.0 or higher
    • GNOME 2.16 or higher

Minimum Hardware

  • Pentium 2 800MHz (Recommended: Intel Core 2 Duo 1.8GHz or greater)
  • 1 GB RAM
  • 500 MB of free hard drive space