Best open-source search engines (2026)

Self-hostable search, from developer-friendly newcomers (Meilisearch, Typesense) to the heavyweight incumbents (Elasticsearch, OpenSearch) and Rust-built log-scale engines (Quickwit). Pick on data volume and ops appetite, not feature checklists.

1. 1
   meilisearch/meilisearch

   not yet analysed — analyse now
2. 2
   typesense/typesense

   Healthy signals · 25,793★
3. 3
   elastic/elasticsearch

   not yet analysed — analyse now
4. 4
   opensearch-project/opensearch

   Healthy signals · 12,880★
5. 5
   quickwit-oss/quickwit

   Healthy signals · 11,173★
6. 6
   valeriansaliou/sonic

   Healthy signals · 21,205★

Drawn from RepoPilot's analyzed corpus and ranked by popularity and health signals, refreshed from each repo's most-recent analysis. Informational only — not professional, security, or legal advice.