Viral License

Viral license is a copyright license that allows derivative works only when licensed under a compatible license to the original. Licenses that require derivative works to be licensed only under compatible licenses include copyleft licenses which include several common open source and free content licenses, such as the GNU General Public License (GPL) and the Creative Commons Attribution-ShareAlike license.

Read more about Viral License:  Scope, History, Criticism of The Term, Interoperability

Famous quotes containing the word license:

    Only one marriage I regret. I remember after I got that marriage license I went across from the license bureau to a bar for a drink. The bartender said, “What will you have, sir?” And I said, “A glass of hemlock.”
    Ernest Hemingway (1899–1961)