OpenSearch VS Elasticsearch

Compare OpenSearch vs Elasticsearch and see what are their differences.

OpenSearch

🔎 Open source distributed and RESTful search engine. (by opensearch-project)

Elasticsearch

Free and Open, Distributed, RESTful Search Engine (by elastic)
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OpenSearch Elasticsearch
19 91
8,685 67,531
4.0% 1.1%
9.9 10.0
about 18 hours ago 4 days ago
Java Java
Apache License 2.0 GNU General Public License v3.0 or later
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

OpenSearch

Posts with mentions or reviews of OpenSearch. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-08-30.

Elasticsearch

Posts with mentions or reviews of Elasticsearch. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-10-18.

What are some alternatives?

When comparing OpenSearch and Elasticsearch you can also consider the following projects:

graylog - Free and open log management

Apache Superset - Apache Superset is a Data Visualization and Data Exploration Platform [Moved to: https://github.com/apache/superset]

Apache Solr - Apache Lucene and Solr open-source search software

bleve - A modern text/numeric/geo-spatial/vector indexing library for go

MeiliSearch - A lightning-fast search API that fits effortlessly into your apps, websites, and workflow

pgvector - Open-source vector similarity search for Postgres

vector - A high-performance observability data pipeline.

Whoosh

sonic - 🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.

OpenSearch-Dashboards - 📊 Open source visualization dashboards for OpenSearch.

elasticsearch-dsl-py - High level Python client for Elasticsearch