librustzcash/zcash_primitives/README.md

# zcash_primitives

This library contains Rust implementations of the Zcash primitives.

## License

Licensed under either of

 * Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
   http://www.apache.org/licenses/LICENSE-2.0)
 * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)

at your option.

Downstream code forks should note that 'zcash_primitives' depends on the
'orchard' crate, which is licensed under the
[Bootstrap Open Source License](https://github.com/zcash/orchard/blob/main/LICENSE-BOSL).
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 MIT / Apache 2.0), 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
derived works can make use of this exception.

### Contribution

Unless you explicitly state otherwise, any contribution intentionally
submitted for inclusion in the work by you, as defined in the Apache-2.0
license, shall be dual licensed as above, without any additional terms or
conditions.