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helix-db

HelixDB is an OLTP graph database with native vector and full-text search built in Rust on Object Storage.

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Rusthelixdbaidatabasecligraph-databaseraghelixrustrust-craterust-langdatabasesvectordockervectorsearchvector-databasevector-db

HelixDB is an OLTP graph database written in Rust that includes native vector and full-text search, running on object storage. It is positioned as a backend for RAG-style workloads combining graph, vector, and text retrieval.

Reach for it when you want transactional graph queries and vector/full-text search in a single Rust-based store.

Use it to

  • Store and query graph data with OLTP workloads
  • Run vector search alongside graph queries
  • Add full-text search to graph data
  • Back RAG pipelines with combined retrieval
  • Deploy on object storage infrastructure

For Rust developers building graph and RAG backends

Role
rag
Language
Rust
Licence
Apache-2.0
Forks
350
Open issues
11
Last push
2026-09-16
Latest release
v1.0.0 · 2025-02-05
topicsgraph-databasevector-searchfull-text-searchrustragoltp