xerj-org / xerj

Local-first search engine and MCP server in one Rust binary, indexing code, docs, logs and PDFs for BM25, vector and hybrid search.

ModernRelay / omnigraph

Object-storage native graph database with git-style branching, a typed ontology, and hybrid graph, vector, and full-text retrieval over Lance files.

hydra-db / hydradb

Distributed graph database in Rust that stores its data durably on S3-compatible object storage and serves OpenCypher over Bolt and HTTP.