# OpenPGP card client library for use with rPGP This crate implements OpenPGP card support for use with [rPGP](https://github.com/rpgp/rpgp/). This is a convenience layer on top of the implementation-agnostic OpenPGP card client library . ```mermaid flowchart TD OCR["openpgp-card-rpgp"] --> OC["openpgp-card
(OpenPGP card client library)"] OCR --> RPGP["rPGP
(OpenPGP implementation)"] OC --> PCSC["card-backend-pcsc
(access cards via PC/SC)"] ```