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OpenSearch — Search (Open Source)

OpenSearch is an open-source Search solution from OpenSearch (Linux Foundation). Compare it against 4 other Search tools on FreeSoftwareX — by features, licensing and price — and request a quote or demo free in 2026.

What is OpenSearch?

OpenSearch is open source — its source code is publicly available and free to use, modify and self-host, usually with an active community and no licensing fees. It is categorised under Search and published by OpenSearch (Linux Foundation). Buyers typically evaluate OpenSearch when they need a dependable Search option and want to weigh the trade-offs between free, open-source and paid tools before committing.

OpenSearch alternatives

If OpenSearch isn't the right fit, compare these Search alternatives side by side:

Apache SolrManticore SearchMeiliSearchTypesense

Frequently asked questions

Is OpenSearch free?
Yes. OpenSearch is open source and free to use, with no purchase cost for the core product.
What are the best OpenSearch alternatives?
Popular Search alternatives to OpenSearch include Apache Solr, Manticore Search, MeiliSearch, Typesense. See the full list of Search on FreeSoftwareX.
What type of software is OpenSearch?
OpenSearch is an open-source Search tool developed by OpenSearch (Linux Foundation).

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