diff --git a/COPYING b/COPYING index 76eb6cdd8..8af0bedb5 100644 --- a/COPYING +++ b/COPYING @@ -32,12 +32,16 @@ dependencies. For further details see 'contrib/debian/copyright'. Although almost all of the Zcash code is licensed under "permissive" open source licenses, there are two dependencies that use "copyleft" open source licenses: - Users and distributors should note that when built using the default build - options, Zcash depends on Oracle Berkeley DB 6.2.x, which is licensed under + options, zcashd depends on Oracle Berkeley DB 6.2.x, which is licensed under the GNU Affero General Public License. -- Downstream code forks should note that Zcash depends on the 'orchard' crate, - which is licensed under the Bootstrap Open Source License. An exception is - provided that makes this a "permissive" license when used in Zcash or some of - its chain forks. +- Downstream code forks should note that zcashd depends on the 'orchard' crate, + which is licensed under the Bootstrap Open Source License. + A license exception is provided allowing some derived works that are linked or + combined with the 'orchard' crate to be copied or distributed under the original + licenses (in this case documented in 'contrib/debian/copyright'), provided that + the included portions of the 'orchard' code remain subject to BOSL. + See https://github.com/zcash/orchard/blob/main/COPYING for details of which + projects can make use of this exception. Contributors should understand licensing implications before modifying the