The SDK is written in TypeScript and designed to be a thin wrapper on top of the STON.fi contracts, which will help STON.fi protocol to be used more easily in JS/TS projects
Documentation for the SDK is available at docs.ston.fi
Firstly install the @ton/ton package following their installation guide
Then, add SDK package using the package manager of your choice.
npm install @ston-fi/sdk
yarn add @ston-fi/sdk
pnpm install @ston-fi/sdk