> ## Documentation Index
> Fetch the complete documentation index at: https://nvd-54.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# 文件加载器集成

> 使用 LangChain JavaScript 集成 file loaders。

<Tip>
  **兼容性**

  Only available on Node.js.
</Tip>

These loaders are used to load files given a filesystem path or a Blob object.

## All document loaders

<Columns cols={3}>
  <Card title="Multiple individual files" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/multi_file" arrow="true" cta="查看指南" />

  <Card title="ChatGPT files" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/chatgpt" arrow="true" cta="查看指南" />

  <Card title="CSV" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/csv" arrow="true" cta="查看指南" />

  <Card title="DirectoryLoader" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/directory" arrow="true" cta="查看指南" />

  <Card title="Docx files" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/docx" arrow="true" cta="查看指南" />

  <Card title="EPUB files" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/epub" arrow="true" cta="查看指南" />

  <Card title="JSON files" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/json" arrow="true" cta="查看指南" />

  <Card title="JSONLines files" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/jsonlines" arrow="true" cta="查看指南" />

  <Card title="Notion markdown export" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/notion_markdown" arrow="true" cta="查看指南" />

  <Card title="Open AI Whisper Audio" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/openai_whisper_audio" arrow="true" cta="查看指南" />

  <Card title="PDFLoader" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/pdf" arrow="true" cta="查看指南" />

  <Card title="PPTX files" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/pptx" arrow="true" cta="查看指南" />

  <Card title="Subtitles" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/subtitles" arrow="true" cta="查看指南" />

  <Card title="TextLoader" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/text" arrow="true" cta="查看指南" />

  <Card title="Unstructured" icon="link" href="/oss/javascript/integrations/document_loaders/file_loaders/unstructured" arrow="true" cta="查看指南" />
</Columns>

<Info>
  If you'd like to contribute an integration, see [Contributing integrations](/oss/javascript/contributing#add-a-new-integration).
</Info>

***

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