Grafeo is a high-performance, embeddable graph database built with a Rust core and no required C dependencies. It claims the fastest results on the LDBC Social Network Benchmark and supports multiple query languages including GQL, Cypher, Gremlin, GraphQL, SPARQL, and SQL/PGQ. It supports both Labeled Property Graphs and RDF triples, ACID transactions with MVCC snapshot isolation, HNSW-based vector search, and can run embedded or as a standalone server. Bindings are available for Python, Node.js/TypeScript, Go, C, C#, Dart, and WebAssembly, with AI ecosystem integrations for LangChain, LlamaIndex, and MCP.
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