1.meilisearch / meilisearchA lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.search-enginetypo-tolerancesite-searchdatabaseenterprise-searchsearch+14 moreRustOther license60K total2.8K forks+1,073 starsfrom 58,697 · score 6.98
2.quickwit-oss / tantivyTantivy is a full-text search engine library inspired by Apache Lucene and written in Rustsearch-enginerustRustMIT16K total1K forks+793 starsfrom 15,601 · score 6.68
3.paradedb / paradedbOne Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.sparse-vectorhybrid-searchbm25full-text-searchanalyticsolap+14 moreRustAGPL-3.09.5K total496 forks+374 starsfrom 9,100 · score 5.93
4.quickwit-oss / quickwitCloud-native OSS search engine for observabilityrustlog-managementlogstantivycloud-nativeopen-source+4 moreRustAPACHE-2.012K total625 forks+330 starsfrom 11,434 · score 5.80
5.valeriansaliou / sonic🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.rustinfrastructuresearchindexgraphdatabase+4 moreRustMPL-2.021K total621 forks+120 starsfrom 21,257 · score 4.80