> For the complete documentation index, see [llms.txt](https://xchainjs.gitbook.io/xchainjs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xchainjs.gitbook.io/xchainjs/others/xchain-util/how-it-works.md).

# How it Works

This section for the XChain Util package provides an overview of the operational principles and mechanisms underlying the functionalities and tools offered by the package.

### Modules

* `asset` - Utilities for handling assets
* `async` - Utilities for `async` handling
* `bn` - Utilities for using `bignumber.js`
* `chain` - Utilities for multi-chain
* `string` - Utilities for strings

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