EMEN2 requires the following packages to be installed:

* Python 2.6+

* Berkeley DB 4.8.24+

* bsddb3 4.8.4+

* Mako Templates

* demjson (latest)

* Twisted 10.x

* PyYAML (latest)

* pyOpenSSL

EMAN2 is optionally used to generate browsable micrograph previews.