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System Requirements
OS Windows 7 or later
macOS 10.10 or later
Fedora Linux 21 or later
Red Hat Linux 7.2 or later
Ubuntu Linux 14.04 or later
Memory1 GB RAM
Hard Disk250 MB available disk space
Display1024 x 768 or higher resolution

Changes in version 4.0.2 (Jul 27, 2017)


  • Streamlined the File menu in the Windows launch dialog.
  • Cleaned up the Import/Export Menu for Favorites in the Browse Common Features dialog.
  • Simplified the "Insert" dialog titles for the New Synthetic Construct interface.
  • Made various textual enhancements.
  • Updated the common features database.
  • Configured SnapGene to fetch toolbar and direct messages daily instead of weekly.


  • Ensured consistent View menu options when the Browse Common Features dialog is visible.
  • Removed the ellipsis from the “Remove” command in the context menu for the collection interface.
  • Prevented \n symbols from being shown in Action dialog instructions.
  • Improved the margins when using the Replace controls in the collection interface on Windows and Linux.
  • Made various stability fixes.
  • Removed the resize grip from the collection interface.
  • Prevented various Primers menu entries from being enabled when viewing a sequence trace or protein sequence.
  • Enabled the “Enzymes → Save Enzyme Set" command while viewing a DNA sequence in a collection.
  • Ensured that display options and local enzyme sets are preserved when adding older files to a collection.
  • Fixed an issue where content in Features and Primers views did not always align properly with the columns.
  • Ensured accurate listing of files in a collection.
  • Fixed a long-standing issue that could result in corrupting file content.
  • Corrected a regression with exporting feature ranges to GenBank, EMBL, and SwissProt file formats.

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