HFST: License

The Helsinki Finite-State Transducer library is intended for the implementation of language technology tools which are based on weighted and unweigted finite-state transducer technology. The work is licensed under a GNU Lesser General Public License v3.0. The underlying libraries and dictionaries distributed with the HFST library may have other GPL-like licenses.

The HFST Runtime Interface is intended for performing fast lookup from transducers. It is distributed separately by the HFST project. It has been coded in the HFST project and contains no external code. All rights belong to the University of Helsinki. The HFST Runtime Interface is licensed under the Apache license. Other licenses are negotiable. For other implementations, see the conditions of the external providers.

-- ErikAxelson - 2009-09-30