Licensing

The Blissymbol graphic communication system was originally copyrighted by © C.K. Bliss 1949, and the copyright was transferred to and has been maintained by Blissymbolics Communication International (BCI) (1975-1982-2010).

Blissymbol resources and in particular the Blissymbolics Communication International Authorized Vocabulary – BCI-AV – are made available for use and distribution by others under one of the two following licensing conditions:

  1. Under a royalty based and supported licensing agreement with BCI. This distribution form is for all commercial products and services.

    Please contact BCI at This email address is being protected from spambots. You need JavaScript enabled to view it. for further details.

  2. Under a Creative Commons Attribution-Share Alike 3.0 Unported License. This distribution form is for distribution and inclusion within free so called “copyleft” software, other free resources and services, and non-commercial activities. In distribution under this licence, the following basic licence information shall be included within the distribution:

    “Blissymbol resources based on the Blissymbolics Communication International Authorized Vocabulary (BCI-AV) are licensed under a Creative Commons Attribution-Share Alike 3.0 Unported License. Based on a work by Blissymbolics Communication International (BCI) available via www.blissymbolics.org. (An alternative royalty based supported license option for commercial distribution of Blissymbol resources is also available. Please contact BCI at This email address is being protected from spambots. You need JavaScript enabled to view it. for further details.) ”

Additional information