Archive Sites

Ensembl archive sites allow you to browse older versions of our website (and the underlying data).  These are maintained going back three years from the live version.

Versions 50-52 of the website (2008) will be retired tomorrow (30 March).   Data and code for these releases are still available using MySQL or the Perl API.  No major genome assembly changes are included in these versions.

Archives are especially useful in citing our webpages in publications.  As Ensembl has frequent updates (every two months) it is useful to use the ‘permalink’ found at the bottom left of Ensembl views.


The url will follow the format of this example:

and will bring the reader to that specific Ensembl version, rather than the live site (at


The Ensembl Team