> ## Documentation Index
> Fetch the complete documentation index at: https://docs.buckspay.xyz/llms.txt
> Use this file to discover all available pages before exploring further.

# Which package do I need?

> A one-line guide to every published Buckspay SDK package.

All packages are published under the `@buckspay` scope on npm and follow the same version
number. Start with `@buckspay/core`; add surface packages for your target platform.

<CardGroup cols={2}>
  <Card title="@buckspay/core" href="/concepts/account-models">
    The composable client - `createBuckspayClient`, context, and shared types. Required by
    every integration.
  </Card>

  <Card title="@buckspay/accounts" href="/concepts/account-models">
    Account adapters: `classicAccount()` for G-addresses and `ozContractAccount()` for
    smart-contract wallets.
  </Card>

  <Card title="@buckspay/signers" href="/signers/overview">
    Browser and mobile signing strategies: Wallets Kit (Freighter, xBull, LOBSTR) and
    passkey-based signers.
  </Card>

  <Card title="@buckspay/relayer" href="/concepts/facilitator-and-bff">
    Relayer adapters that forward signed transactions to a gasless facilitator - use with
    your own BFF backend route.
  </Card>

  <Card title="@buckspay/react" href="/platforms/web-react">
    React hooks (`useWallet`, `useStellarPay`) and provider components for browser apps.
  </Card>

  <Card title="@buckspay/nextjs" href="/platforms/nextjs-bff">
    Next.js App Router helpers and server-side BFF route handler for the relayer.
  </Card>

  <Card title="@buckspay/react-native" href="/platforms/react-native">
    React Native bindings with passkey and wallet-kit support for iOS and Android.
  </Card>
</CardGroup>