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A scalable, distributed, collaborative, document-graph database, for the realtime web

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

Graphs for Everyone

An open-source graph database

🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.

A distributed, fast open-source graph database featuring horizontal scalability and high availability

JanusGraph: an open-source, distributed graph database

HelixDB is an OLTP graph-vector database built in Rust.

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID Transactions, Full-Text indexing and Reactive Queries.

Graph database optimized for fast analysis and real-time data processing. It is provided as an extension to PostgreSQL.

A super fast Graph Database uses GraphBLAS under the hood for its sparse adjacency matrix graph representation. Our goal is to provide the best Knowledge Graph for LLM (GraphRAG).

High-performance open-source in-memory graph database for GraphRAG, AI memory, agentic AI, and real-time graph analytics. Cypher-compatible, built in C++.

A transactional, relational-graph-vector database that uses Datalog for query. The hippocampus for AI!

Embedded property graph database built for speed. Vector search and full-text search built in. Implements Cypher.

TerminusDB is a distributed, collaborative database designed for building, sharing, versioning, and reasoning on structured data.

A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)

小型金融知识图谱构建流程（neo4j / python / cypher / KG）

A graph database written in rust

Search and browse documents and data; find the people and companies you look for.

The semantic deployment platform.