MEGAN6 Download Page

This is the official download site for the most recent version of MEGAN 6. The Community Edition of the paper is described here: Huson et al,, (2016), PLoS Computational Biology

Please post questions and bug reports to the community website.

MEGAN6 Community Edition installers:


The following file maps NCBI-nr accessions to taxonomic and functional classes (eggNOG, InterPro2GO and SEED), unzip before use:

The following file maps genomic DNA accessions to taxonomic classes, unzip before use:

MEGAN6 Ultimate Edition installers (require license key):

MEGAN6 Ultimate Edition is licensed by Computomics GmbH. Apply for a trial license here. The Ultimate Edition comes with the latest KEGG classification and pathway files.


The following mapping file only works with MEGAN Ultimate Edition. It contains KEGG, as well as taxonomy, eggNOG, InterPro2GO and SEED, unzip before use:

Mapping file for working with the SILVA SSU (and/or LSU) database:
Provide this file to MEGAN as a synonyms mapping file when importing alignments against the Silva database. No need to decompress before use.

Additional files:

Release notes

Old files:

Old mapping files and installers