# Build a Polkadot Chain

<figure><img src="https://348561956-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FDCSXSU1TZFpfTQpgIpaY%2Fuploads%2Fgit-blob-5ee4deddadfc10424766bee8a9e5860a3f32d074%2Fimage.png?alt=media" alt=""><figcaption></figcaption></figure>

Build custom blockchain that can operate as solo chains or connect to Polkadot for shared security and interoperability, using the [Polkadot SDK](https://docs.polkadot.com/).

Start building with the [Polkadot documentation](https://docs.polkadot.com/).

**Ready to build your first chain?** [Start here!](https://learn.onpop.io/chains/guides/create-a-new-chain)