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Discovery plugins extend Elasticsearch by adding new discovery mechanisms that can be used instead of Zen Discovery.
The core discovery plugins are:
- EC2 discovery
- The EC2 discovery plugin uses the AWS API for unicast discovery.
- Azure Classic discovery
- The Azure Classic discovery plugin uses the Azure Classic API for unicast discovery.
- GCE discovery
- The Google Compute Engine discovery plugin uses the GCE API for unicast discovery.
- File-based discovery
- The File-based discovery plugin allows providing the unicast hosts list through a dynamically updatable file.
A number of discovery plugins have been contributed by our community: