cat pluginsedit

The plugins command provides a view per node of running plugins. This information spans nodes.

GET /_cat/plugins?v&s=component&h=name,component,version,description

Might look like:

name    component               version   description
U7321H6 analysis-icu            5.6.1 The ICU Analysis plugin integrates Lucene ICU module into elasticsearch, adding ICU relates analysis components.
U7321H6 analysis-kuromoji       5.6.1 The Japanese (kuromoji) Analysis plugin integrates Lucene kuromoji analysis module into elasticsearch.
U7321H6 analysis-phonetic       5.6.1 The Phonetic Analysis plugin integrates phonetic token filter analysis with elasticsearch.
U7321H6 analysis-smartcn        5.6.1 Smart Chinese Analysis plugin integrates Lucene Smart Chinese analysis module into elasticsearch.
U7321H6 analysis-stempel        5.6.1 The Stempel (Polish) Analysis plugin integrates Lucene stempel (polish) analysis module into elasticsearch.
U7321H6 analysis-ukrainian        5.6.1 The Ukrainian Analysis plugin integrates the Lucene UkrainianMorfologikAnalyzer into elasticsearch.
U7321H6 discovery-azure-classic 5.6.1 The Azure Classic Discovery plugin allows to use Azure Classic API for the unicast discovery mechanism
U7321H6 discovery-ec2           5.6.1 The EC2 discovery plugin allows to use AWS API for the unicast discovery mechanism.
U7321H6 discovery-file          5.6.1 Discovery file plugin enables unicast discovery from hosts stored in a file.
U7321H6 discovery-gce           5.6.1 The Google Compute Engine (GCE) Discovery plugin allows to use GCE API for the unicast discovery mechanism.
U7321H6 ingest-attachment       5.6.1 Ingest processor that uses Apache Tika to extract contents
U7321H6 ingest-geoip            5.6.1 Ingest processor that uses looksup geo data based on ip adresses using the Maxmind geo database
U7321H6 ingest-user-agent       5.6.1 Ingest processor that extracts information from a user agent
U7321H6 jvm-example             5.6.1 Demonstrates all the pluggable Java entry points in Elasticsearch
U7321H6 lang-javascript         5.6.1 The JavaScript language plugin allows to have javascript as the language of scripts to execute.
U7321H6 lang-python             5.6.1 The Python language plugin allows to have python as the language of scripts to execute.
U7321H6 mapper-attachments      5.6.1 The mapper attachments plugin adds the attachment type to Elasticsearch using Apache Tika.
U7321H6 mapper-murmur3          5.6.1 The Mapper Murmur3 plugin allows to compute hashes of a field's values at index-time and to store them in the index.
U7321H6 mapper-size             5.6.1 The Mapper Size plugin allows document to record their uncompressed size at index time.
U7321H6 store-smb               5.6.1 The Store SMB plugin adds support for SMB stores.

We can tell quickly how many plugins per node we have and which versions.