Calipso License Terms

AGPL LogoCalipso is Free Software made available under the terms of the GNU Affero General Public License or AGPL. The source code is freely available, open for inspection, review and comment. Copies may be freely installed and used across all your systems and those of your partners or customers. Calipso is designed to be compiled, executed and used on a wide variety of hardware architectures, operating systems, databases etc. You can learn more about compatibility at the technical features page.

OSI LogoCalipso is also available under a commercial license if you are interested in combining and distributing it with closed source software. Abiss.gr provides Calipso under a number of flexible licenses, designed to meet the usage and distribution requirements of different types of users.

For Commercial OEMs, ISVs and VARs:

  • For OEMs, ISVs, and VARs who want to combine and distribute Calipso with software that is not AGPL compatible, Abiss.gr provides a flexible OEM Commercial License. For more information please register your interest in becoming an OEM Partner.

For Web Sites, Enterprise IT, and Government IT:

  • Calipso Enterprise is the comprehensive subscription offering that includes Certified Software, updates and upgrades, an online knowledge base, and full production-level technical support. 

At Abiss.gr we believe in open source software and encourage everyone to publish open FLOSS under the GNU AGPL and GPL licenses.