---
Description: ""
date: "2026-03-02"
lastmod: ""
tags: []
title: Retriever
weight: 7
---

# Retriever 组件列表

本分类的各组件详细文档请参考 GitHub README：

<table>
<tr><td>组件名称</td><td>中文文档</td><td>English Docs</td></tr>
<tr><td>Dify</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/dify/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/dify/README.md">README.md</a></td></tr>
<tr><td>Elasticsearch 7</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/es7/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/es7/README.md">README.md</a></td></tr>
<tr><td>Elasticsearch 8</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/es8/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/es8/README.md">README.md</a></td></tr>
<tr><td>Elasticsearch 9</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/es9/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/es9/README.md">README.md</a></td></tr>
<tr><td>Milvus v1 (旧版)</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/milvus/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/milvus/README.md">README.md</a></td></tr>
<tr><td>Milvus v2 (推荐)</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/milvus2/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/milvus2/README.md">README.md</a></td></tr>
<tr><td>OpenSearch 2</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/opensearch2/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/opensearch2/README.md">README.md</a></td></tr>
<tr><td>OpenSearch 3</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/opensearch3/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/opensearch3/README.md">README.md</a></td></tr>
<tr><td>Redis</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/redis/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/redis/README.md">README.md</a></td></tr>
<tr><td>volc VikingDB</td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/volc_vikingdb/README_zh.md">README_zh.md</a></td><td><a href="https://github.com/cloudwego/eino-ext/blob/main/components/retriever/volc_vikingdb/README.md">README.md</a></td></tr>
</table>

---

**说明**：

- 上述链接直接指向 GitHub 仓库的最新文档
- 中文文档和英文文档内容同步更新
- 如需查看历史版本或提交文档修改建议，请访问 GitHub 仓库