These guides assume you already understand the [core concepts](./concepts) and have CCC installed. Each guide walks through a single, real-world task end to end, with copy-pasteable code drawn from the CCC examples and packages.

## Pages in this section [#pages-in-this-section]

<Cards cols="2">
  <Card title="Connect wallets" icon="<Wallet />" href="./guides/connect-wallets">
    Drop in the React connector, or wire up `SignersController` directly to support EVM, BTC, CKB, Nostr, and Doge wallets.
  </Card>

  <Card title="Compose transactions" icon="<Code />" href="./guides/compose-transactions">
    Transfer CKB the canonical CCC way — declare outputs, auto-fill inputs by capacity, let `completeFeeBy` handle the fee.
  </Card>

  <Card title="Sign messages" icon="<PenLine />" href="./guides/sign-message">
    Sign and verify arbitrary messages through the unified `signer.signMessage` / `verifyMessage` API across all wallet types.
  </Card>

  <Card title="UDT tokens" icon="<Bitcoin />" href="./guides/udt-tokens">
    Issue and transfer xUDT (and legacy sUDT) tokens with the `ccc.udt.Udt` class and SSRI execution.
  </Card>

  <Card title="Spore protocol" icon="<Sprout />" href="./guides/spore-protocol">
    Create, transfer, and melt on-chain digital objects (DOBs), and group them with Spore Clusters using `@ckb-ccc/spore`.
  </Card>

  <Card title="Node.js backend" icon="<Server />" href="./guides/node-js-backend">
    Use `@ckb-ccc/shell` for server-side scripts: connect to a node, build private-key signers, and run CCC without a browser.
  </Card>
</Cards>


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