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  * [ Get started ](/docs/get_started)

    * [ Introduction ](/docs/get_started/introduction)
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    * [ Get started ](/docs/expression_language/get_started)
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#  Document loaders

info

Head to [ Integrations ](/docs/integrations/document_loaders/) for
documentation on built-in document loader integrations with 3rd-party tools.

Use document loaders to load data from a source as ` Document ` 's. A `
Document ` is a piece of text and associated metadata. For example, there are
document loaders for loading a simple ` .txt ` file, for loading the text
contents of any web page, or even for loading a transcript of a YouTube video.

Document loaders provide a "load" method for loa