Cashu Development Kit

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.github 1fa10c6a02 chore: remove swagger msrv 2 kuukautta sitten
.helix 9d65b603bc feat: mintd use mint builder 2 kuukautta sitten
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.envrc bf5ea01c1f improve: nix flakebox fmt 1 vuosi sitten
.gitignore 6a315fc3b9 feat: mintd axum server 6 kuukautta sitten
.pre-commit-config.yaml 70ef5a4859 fix: precommit 2 kuukautta sitten
.typos.toml 476ecd4eda fix typos check 4 kuukautta sitten
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Cargo.toml c25bf79e8c Cache `SwapResponse`, `MeltBolt11Response` and `MintBolt11Response` (#361) 3 kuukautta sitten
DEVELOPMENT.md 4c46d5c799 docs: add development doc 2 kuukautta sitten
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SECURITY.md f0579071c1 release: v0.1.0 6 kuukautta sitten
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rustfmt.toml 1eb14703a5 refactor: cdk MSRV 4 kuukautta sitten

README.md

Warning This project is in early development, it does however work with real sats! Always use amounts you don't mind losing.

Cashu Development Kit

CDK is a collection of rust crates for Cashu wallets and mints written in Rust.

ALPHA This library is in early development, the api will change and should be used with caution.

Project structure

The project is split up into several crates in the crates/ directory:

  • Libraries:
    • cdk: Rust implementation of Cashu protocol.
    • cdk-sqlite: SQLite Storage backend.
    • cdk-redb: Redb Storage backend.
    • cdk-rexie: Rexie Storage backend for browsers.
    • cdk-axum: Axum webserver for mint.
    • cdk-cln: CLN Lightning backend for mint.
    • cdk-lnd: Lnd Lightning backend for mint.
    • cdk-strike: Strike Lightning backend for mint.
    • cdk-lnbits: LNbits Lightning backend for mint.
    • cdk-fake-wallet: Fake Lightning backend for mint. To be used only for testing, quotes are automatically filled.
  • Binaries:

Implemented NUTs:

Mandatory

NUT # Description
00 Cryptography and Models
01 Mint public keys
02 Keysets and fees
03 Swapping tokens
04 Minting tokens
05 Melting tokens
06 Mint info

Optional

# Description Status
07 Token state check :heavy_check_mark:
08 Overpaid Lightning fees :heavy_check_mark:
09 Signature restore :heavy_check_mark:
10 Spending conditions :heavy_check_mark:
11 Pay-To-Pubkey (P2PK) :heavy_check_mark:
12 DLEQ proofs :heavy_check_mark:
13 Deterministic secrets :heavy_check_mark:
14 Hashed Timelock Contracts (HTLCs) :heavy_check_mark:
15 Partial multi-path payments (MPP) :heavy_check_mark:
16 Animated QR codes :x:
17 WebSocket subscriptions :construction:

Bindings

Experimental bindings can be found in the bindings folder.

License

Code is under the MIT License

Contribution

All contributions welcome.

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

Please see the development guide.