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diff --git a/license.mdwn b/license.mdwn new file mode 100644 index 0000000..c8ff56f --- /dev/null +++ b/license.mdwn @@ -0,0 +1,36 @@ +[[!meta title="Licenses"]] + +[four freedoms]: https://www.gnu.org/philosophy/free-sw.html +[GNU General Public Licence, version 3 or later]: https://www.gnu.org/licenses/gpl-3.0.html +[Apache 2.0]: https://www.apache.org/licenses/LICENSE-2.0 +[CC-BY-SA 4.0 (International)]: https://creativecommons.org/licenses/by-sa/4.0/ + +* Fable itself is free software, meaning it provides all the [four + freedoms][] as defined by the Free Software Foundation: use (for + whatever purpose), study and change, share, share modified versions. + +* Fable should have little effect on the licensing of the outputs. + +While we would prefer it if everyone only produced free software, we +don't want to mandate it, and thus we've chosen to use a mix of +permissive and copyleft licenses for different parts of the project. + +As long as you only run Fable, you don't need to care about the +licences, and you can use the outputs as you wish. + +* The Fable tooling (document and test program generators) are + licensed under the [GNU General Public Licence, version 3 or + later][]. + +* The documents and test programs generated by Fable have whatever + licence the input documents have. Fable has no effect on their + licences. + +* Fable uses templates, libraries, and scaffolding to produce the + outputs. These are licensed under the [Apache 2.0][] licence, but + with the extra permission that when they're used to generate outputs + by Fable, no license on the output applies. + +* The Fable documentation, inluding examples, are licensed under the + [CC-BY-SA 4.0 (International)][] licence. This is better suited for + documentation than the code licences above. |