[appendix]
[[crypto_scalar_appx_materials]]
== Supplementary Materials 

While this document contains the specifications for the RISC-V cryptography
extensions, numerous supplementary materials and example codes have
also been developed.
All of the materials related to the RISC-V Cryptography
extension live in a Github Repository, located at
https://github.com/riscv/riscv-crypto

* `doc/`
  Contains the source code for this document.

* `doc/supp/`
  Contains supplementary information and recommendations for implementers of
  software and hardware.

* `benchmarks/`
  Example software implementations.

* `rtl/`
  Example Verilog implementations of each instruction.

* `sail/`
  Formal model implementations in Sail.


