Repository Index

HydraDB - fast graph database on object storage

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

• ai
• cli
• database
• databases

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.

• orientdb
• graph-database
• document-database
• dbms

Object-storage native graph database with branching and typed ontology

• apache-arrow
• datafusion
• graph-database
• knowledge-graph

AgensGraph, a high performance transactional graph database based on PostgreSQL

• graph-database
• multi-model-database
• postgresql
• enterprise

A simple, fast and versatile Datalog database

• key-value-store
• embedded-database
• fulltext-search
• vector-database

EliasDB a graph-based database.

• golang
• graph
• embedded
• supports-transactions

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.

• bolt
• cypher
• database
• enterprise-solutions

Embedded transactional database for blobs, documents & graphs, with kernel-bypass NVMe through io_uring & SPDK, GPU compaction, and one C ABI over its own, RocksDB & LevelDB engines 🗄️

• acid
• database
• key-value-store
• document-database

One database for user-user (follows), user-item (likes), and item-item (related items) interactions — precomputed at write time, served as simple lookups

• database
• low-latency
• real-time
• graphdb

Ductile DB is a graph database based on Hadoop/HBase which provides a vast set of features.