#cypher

A Java DSL (Builder) for the Cypher Query Language

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

An agentic focused CLI that surfaces selected Neo4j features

Graphs for Everyone

Grafeo is a pure-Rust, high-performance graph database that can be embedded as a library or run as a standalone database, with optional in-memory or persistent storage. Grafeo supports both LPG and RDF and all major query languages.

Embedded Cypher knowledge graph for Python and Rust. Bundled MCP server, describe() schema, and code-graph parser for LLM agents.

Neo4j Bolt driver for .NET

Nornicdb is a distributed low-latency, Graph+Vector, Temporal MVCC with all sub-ms HNSW search, graph traversal, and writes. Using Neo4j Bolt/Cypher and qdrant's gRPC means you can switch with no changes while adding intelligent features like schemas, managed embeddings, reranking+llm, GPU accel, Auto-TLP, Policy-based Memory Decay, and MCP server.

Official Python client for the RoboSystems financial intelligence platform — accounting, financial reporting, and investment management over a knowledge graph API. Type-safe and async-ready, generated from the OpenAPI spec, with GraphQL reads and idempotent operation writes.