Chapter 16: Plugin Development

Elasticsearch is designed to be extended with plugins to improve its capabilities. In the previous chapters, we installed and used many of them (new queries, REST endpoints, and scripting plugins).

Plugins are application extensions that can add many features to Elasticsearch. They can have several usages, including the following:

  • Adding a new scripting language (that is, Python and JavaScript plugins)
  • Adding new aggregation types
  • Adding a new ingest processor
  • Extending Lucene-supported analyzers and tokenizers
  • Using native scripting to speed up the computation of scores, filters, and field manipulation
  • Extending node capabilities, for example, creating a node plugin that can execute your logic
  • Monitoring and ...

Get Elasticsearch 8.x Cookbook - Fifth Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.