wallet-core
Cross-platform, cross-blockchain wallet library. Handles key generation, address derivation, and transaction signing for 140+ blockchains. Does not handle networking or broadcasting.
Repo: github.com/trustwallet/wallet-core
NPM: @trustwallet/wallet-core
Docs: developer.trustwallet.com/developer/wallet-core
Development convention: New blockchain implementations and core logic should be written in Rust where possible. The C++ layer is primarily a routing/integration layer. Rust code lives in
rust/and is the preferred location for new address derivation, signing, and cryptographic logic.
Architecture
Language Bindings (Swift / Kotlin / JS-WASM / Go / Rust)
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C Interface Layer (TrustWalletCore/TW*.h)
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C++ routing + Rust core logic
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