[[ingest]]
== Ingest Plugins

The ingest plugins extend Elasticsearch by providing additional ingest node capabilities.

[discrete]
=== Core Ingest Plugins

The core ingest plugins are:

<<ingest-attachment>>::

The ingest attachment plugin lets Elasticsearch extract file attachments in common formats (such as PPT, XLS, and PDF) by
using the Apache text extraction library https://tika.apache.org/[Tika].

include::ingest-attachment.asciidoc[]