* [Weaviate v1.37.7](https://github.com/weaviate/weaviate) – Cloud-native vector database that combines vector search with structured filtering.

* [OpenSERP v0.7.15](https://github.com/karust/openserp) – API providing aggregated search results from multiple search engines with advanced filtering and proxy support.

* [SereneDB v26.05.4](https://github.com/serenedb/serenedb) – Postgres-compatible database that unifies Elasticsearch-style search and ClickHouse-like analytics with real-time distributed updates.