> For the complete documentation index, see [llms.txt](https://ilogtail.gitbook.io/ilogtail-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ilogtail.gitbook.io/ilogtail-docs/pre-release/plugins/ju-he-cha-jian.md).

# 聚合插件

- [什么是聚合插件](https://ilogtail.gitbook.io/ilogtail-docs/pre-release/plugins/ju-he-cha-jian/aggregators.md)
- [基础聚合](https://ilogtail.gitbook.io/ilogtail-docs/pre-release/plugins/ju-he-cha-jian/aggregator-base.md)
- [按Key分组](https://ilogtail.gitbook.io/ilogtail-docs/pre-release/plugins/ju-he-cha-jian/aggregator-content-value-group.md)
- [按上下文分组](https://ilogtail.gitbook.io/ilogtail-docs/pre-release/plugins/ju-he-cha-jian/aggregator-context.md)
- [按GroupMetadata分组](https://ilogtail.gitbook.io/ilogtail-docs/pre-release/plugins/ju-he-cha-jian/aggregator-metadata-group.md)