
MarkLogic Server
Firestore
Datomic
Valentina Server
Datahike
Matisse
Oracle TimesTen
SAP MaxDB
Claiv Memory
Mem0
cognee
Agentmemory
ChainMemory
Memori
OpenMemory
Pieces for Developers
MarkLogic Server
Claiv MemoryFirestore - Easily develop rich applications using a fully managed, scalable, and serverless document database.
Mem0 - Your private, local memory layer for all AI tools
Datomic - The fully transactional, cloud-ready, distributed database
cognee - Memory for AI Agents
Valentina Server - Valentina Server is 3 in 1: Valentina DB Server / SQLite Server / Report Server
Agentmemory - Persistent memory for Claude Code, Codex & coding agents