- [x] [Argon2](https://en.wikipedia.org/wiki/Argon2) - [x] [Balloon](https://crypto.stanford.edu/balloon/) - [ ] ~~[bcrypt](https://en.wikipedia.org/wiki/Bcrypt)~~ (see [rust-bcrypt](https://github.com/Keats/rust-bcrypt/issues/10) crate and [this comment](https://github.com/RustCrypto/password-hashes/issues/1#issuecomment-473003766)) - [ ] [Lyra2](https://en.wikipedia.org/wiki/Lyra2) - [x] [scrypt](https://en.wikipedia.org/wiki/Scrypt) - [ ] [yescrypt](https://www.openwall.com/yescrypt/) Also see algorithms used in [passlib](https://passlib.readthedocs.io/en/stable/lib/index.html).