Rust implementation of ErgoScript cryptocurrency scripting language.

See Architecture for high-level overview.

Crates

ergo-lib

Overarching crate exposing wallet-related features: chain types (transactions, boxes, etc.), JSON serialization, box selection for tx inputs, tx builder and signing. Exports other crates API, probably the only crate you'd need to import.

ergotree-interpreter

ErgoTree interpreter

ergotree-ir

ErgoTree IR and serialization.

ergoscript-compiler

ErgoScript compiler.

sigma-ser

Ergo binary serialization primitives.

Bindings:

• ergo-lib-wasm(Wasm)
• ergo-lib-wasm-browser(JS/TS)
• ergo-lib-wasm-nodejs(JS/TS)
• ergo-lib-ios(Swift)
• ergo-lib-jni(Java)
• ergo-lib-c (C)
• sigma_rb(Ruby)

Changelog

See CHANGELOG.md.

Usage Examples

To get better understanding on how to use it in your project check out how its being used in the following projects:

Rust:

• Oracle Core;
• Ergo Headless dApp Framework;
• Ergo Node Interface Library;
• Spectrum Off-Chain Services for Ergo;
• AgeUSD Stablecoin Protocol;
• ErgoNames SDKs

TS/JS:

• Ergo SDK (Wasm bindings);
• Yoroi wallet (Wasm bindings);
• Ergo Desktop Wallet (Wasm bindings);

Examples:

• Create transaction demo (TS)
• Address generation demo (TS)

Also take a look at tests where various usage scenarios were implemented.

Contributing

See Contributing guide.

Feel free to join the Ergo Discord and ask questions on #sigma-rust channel.