Lojban locked


Lojban class at Logfest 2011, San Mateo, California, USA.
Lojban is a carefully constructed spoken language designed in the hope of removing a large portion of the ambiguity from human communication. It was made well-known by a Scientific American article and references in science fiction Lojban has been built over five decades by dozens of workers and hundreds of supporters.

Lojban has a number of features which make it unique:

  • Lojban is designed to be used by people in communication with each other, and possibly in the future with computers.
  • Lojban is designed to be culturally neutral.
  • Lojban has an unambiguous grammar, which is based on the principles of logic.
  • Lojban has phonetic spelling, and unambiguous resolution of sounds into words.
  • Lojban is simple compared to natural languages; it is easy to learn.
  • Lojban's 1300 root words can be easily combined to form a vocabulary of millions of words.
  • Lojban is regular; the rules of the language are without exception.
  • Lojban attempts to remove restrictions on creative and clear thought and communication.
  • Lojban has a variety of uses, ranging from the creative to the scientific, from the theoretical to the practical.

Interested? See and hear an example of spoken Lojban. You can also see this page written in Lojban.

Learn Lojban now or read the introductory brochure for a more detailed description of Lojban.

The Logical Language Group

This site is the official repository of materials from The Logical Language Group (LLG), the non-profit corporation which has led Lojban development since 1987.

As part of the LLG's commitment to the community, this site attempts to reflect a cross section of the Lojban community outside of the LLG. Some of the material on this site isn't officially sanctioned, but what is official is explicitly stated.


  • 12 June 2012 Robin Lee Powell, the full member of BPFK committee suggested the idea of a Lojban hackathon; that is, a time period strictly devoted to that sort of thing, ideally in person, but at least with real-time communication throughout. Currently, the Lojban community has a very long list of programming and programming-like (CLLv1.1) things that need to happen around here. Interested may write here.
  • 7 June 2012 jbonunsla, the sometimes-annual social gathering for members of the Lojban community, will be held this year in the San Francisco Bay Area, in which many Lojbanists reside. It will be held primarily on Saturday, 7 July 2012 and Sunday, 8 July 2012. The gathering will take place in a shared hotel room in San Mateo. Read details.
  • 24 February 2012 If you still like the feel of a real book, you'll love this! An illustrated hard copy of the xorxes translation of 'Alice in Wonderland' is finally available. The book, 'lo selfri be la .alis. bei bu'u la selmacygu'e', can be found in the Blurb bookstore. More...
  • 22 August 2011 The Lojban community's annual convention, Logfest (known in Lojban as jbonunsla), was held on Saturday July 2 and Sunday July 3 at the Holiday Inn in San Mateo, California, USA. More...
  • 3 June 2011 Here is a well-presented update on how language shapes "the most fundamental dimensions of human experiences: space, time, causality and relationships to others." More...

More news, more details...

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Created by chrisd. Last Modification: Wednesday 23 of October, 2013 07:58:59 GMT by najrut.