Memory (reference server)

Simple knowledge-graph memory that persists between chats

★ Stars91.4k91,374 on GitHub
Last commit19 Oct 2026
LicenceApache-2.0 / MIT (MCP licence transition)Per the project
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From GitHub, fetched 19 Oct 2026. Stars are for the whole repository; the last-update date is for this folder.

Reference server that stores entities, relations and observations in a local JSON file, so an assistant can remember facts across sessions. A good starting point before moving to a heavier memory system.

At a glance

Runs asLocal
TypeMCP server
Maintained byOfficial
Installnpx -y @modelcontextprotocol/server-memory

Sources: github.com/modelcontextprotocol/servers/tree/main/src/memory, checked 19 Oct 2026. “Runs as” is from this listing. Blank means we haven't found it in official docs yet, not that it's unsupported.

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