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AWS opensearch-service documentation change

Service: opensearch-service · 2026-04-22 · Documentation low

File: opensearch-service/latest/developerguide/custom-plugins.md

Summary

Added documentation for a new SearchPipelinePlugin extension that enables custom search pipeline capabilities in Amazon OpenSearch Service.

Security assessment

This change introduces documentation for a new feature (SearchPipelinePlugin) that allows custom search pipelines. While the feature could have security implications (like custom code execution), the documentation change itself does not address a security vulnerability or add security-specific guidance.

Diff

diff --git a/opensearch-service/latest/developerguide/custom-plugins.md b/opensearch-service/latest/developerguide/custom-plugins.md
index 9285e590d..c658f64a1 100644
--- a//opensearch-service/latest/developerguide/custom-plugins.md
+++ b//opensearch-service/latest/developerguide/custom-plugins.md
@@ -22,0 +23,2 @@ The following plugin extensions are currently supported by Amazon OpenSearch Ser
+  * **SearchPipelinePlugin** – Allows you to tailor the search experience on Amazon OpenSearch Service by adding custom search pipeline capabilities — for example, custom `SearchPhaseResultsProcessor` implementations that run between search phases at the coordinating node level, hybrid search reranking to combine multiple scoring strategies, and federated search pipelines that aggregate results across multiple data sources.
+