rushdb
Vector Database
@rushdb/mcp-server@2.13.0
RushDB is a context layer for AI agents, applications, and analytics that unifies graph relationships, vector embeddings, and live schema inference into a…todayApache-2.0DockerAdvanced
Self-hosted alternatives to Flat vector store
~/index>
--sort
1 project· by score
Projects
Also in Vector Database
Not listed as Flat vector store alternatives, but they cover the same ground and are worth a look.
chromaOpen-source vector database for AI retrieval: dense, sparse, full-text, regex and metadata search. Self-host it with pip, the chroma CLI, or Docker on port 8000.
qdrantQdrant is an open-source, self-hosted vector database in Rust for fast AI similarity search with filtering and quantization.
weaviateSelf-hosted open-source vector database that keeps objects and embeddings together, mixing semantic, BM25 and hybrid search with RAG, reranking, multi-tenancy and RBAC.
VectorChordSelf-hosted PostgreSQL extension for scalable vector search using RaBitQ quantization, compatible with pgvector syntax, enabling 100M+ vectors on modest hardware.
About these Flat vector store alternatives
1 open-source, self-hosted alternatives to Flat vector store are listed here, ranked by popularity, maintenance and documentation.
- Highest rated
- rushdb (325 GitHub stars, Apache-2.0 license, written in Rust)
- Docker
- 1 of the top 1 ship an official Docker image
- Recently updated
- rushdb @rushdb/mcp-server@2.13.0 on 2026-10-28
Flat vector store alternatives compared
| Project | License | Language | Stars | Docker | Setup | Latest release | Score |
|---|---|---|---|---|---|---|---|
| rushdb | Apache-2.0 | Rust | 325 | Yes | Advanced | @rushdb/mcp-server@2.13.0 | 48 |