This is a typescript/javascript language wallet solution that supports offline transactions. We currently support various mainstream public blockchains, and will gradually release the source codes for each blockchain.

To obtain the latest version, simply require the project using npm:

# needed for all coins
npm install @okxweb3/crypto-lib
npm install @okxweb3/coin-base

# for eth
npm install @okxweb3/coin-ethereum

# for bitcoin
npm install @okxweb3/coin-bitcoin

You can build the sdk locally ,and run test-code.

sh build.sh

*BTC: Supports Supports BRC20-related functions, including inscription creation, BRC20 buying and selling.

• crypto-lib: Handles general security and signature algorithms.
• coin-base: Provides coin common interface.
• coin-*: Implements transaction creation and signature in each coin type.

For specific usage examples of each coin type, please refer to the corresponding test files. Remember to replace the placeholder private key with your own private key, which is generally in hex format.

You can provide feedback directly in GitHub Issues, and we will respond promptly.

Most packages or folders are MIT licensed, see package or folder for the respective license.