opensearch-project/OpenSearch
🔎 Open source distributed and RESTful search engine.
Open source alternative to Algolia
OpenSearch is an open source Java project by opensearch-project, created in January 2021. It has 13,891 stars and 2,992 forks on GitHub and is released under the Apache-2.0 license. Its most recent commit was on Oct 21, 2026, and it has 2,553 open issues, 68 of them labelled “good first issue”, which makes it a friendly place to start contributing. Its GitHub topics include search, search-engine, analytics, and java.
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