Pricing Structure

EMPIRE™ and
EMPIRE-caddle™ (= CADDLE.^® including EMPIRE™) are sold as single-seat or site license for the single node versions or as site license for the cluster node versions.

Industrial Licenses
Industrial licenses include full support, maintenance and upgrades.

Academic Licenses
Free academic licenses do not include support or upgrades.
Academic site licenses are available for only € 250/$ 300.
Academic sales are only possible via Internet or by Fax.

Pricing Guide

Prices are for software leasing for one year.

Ordering EMPIRE™

• To order EMPIRE™ please use the following form:
• EMPIRE™ Blank Order Form (pdf)

Ordering EMPIRE™
Free Academic Version

• To order EMPIRE™ Free Academic Version (single node version) you have to register first:
• EMPIRE™ Free Academic Version Registration

Ordering EMPIRE-caddle™

• To order EMPIRE-caddle™ please use the following form:
• EMPIRE-caddle™ Blank Order Form (pdf)

User Manuals

• Available as a download in pdf format.
• EMPIRE™ 14 User Manual (1.1 MB)
• CADDLE.^® User Manual (1.8 MB)
•  

EMPIRE™

EMPIRE™ is a completely new semiempirical molecular orbital program designed to run in parallel on multi-core desktop computers and on massively parallel supercomputers. EMPIRE™ can currently perform calculations using MNDO, MNDO/d, AM1, AM1*, PM3 and RM1 (PM6 will be available with the next version). Other semiempirical Hamiltonians can be defined in the ASCII parameters file. The largest calculation performed to date ran efficiently for 105,456 atoms on 3,840 processors.

Free academic version of EMPIRE™

Annual single-seat licenses for the single-node version of EMPIRE™ are freely available for bona fide academic users. To register and download the program, please click here.

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