See this page for a summary of softwares and file formats supported by SnapGene.
To import compatible files in SnapGene, click menu File → Open, SnapGene will recognise compatible files and allow you to import/open them into SnapGene.
Click menu File → Save to save the imported file in SnapGene format.
Click menu File → Export to save the imported file in other formats.
To import files from online databases from within SnapGene, click menu File → Import. See Import a Published Plasmid Sequence for more information.
To import a Vector NTI database, click menu File → Import → Vector NTI database. See Import a Vector NTI Database for more information.
See our User Guide chapter on Importing and Exporting for further information.