Memory and context MCP servers

3,928 servers

Give your client long-term memory: notes, knowledge graphs and vector stores.

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Big Brain io.github.jzhao234/big-brain

Plain-markdown second brain for you and your AI: notes, projects, tasks, search, links.

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Docs and knowledge bases Official MCP Registry · npm Local 54 a week MIT
RemembrallMCP io.github.cdnsteve/remembrallmcp

Persistent knowledge memory for AI agents. Hybrid search, code graph, pgvector.

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Search and retrieval (RAG) Official MCP Registry · npm Local 25 a week MIT
memgit dev.memgit/memgit

Git for AI memory — version-controlled, searchable context that persists across sessions

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Git and code hosting Official MCP Registry · npm Local 53 a week MIT
AgenticSystemCore io.github.andreibesleaga/agentic-system-core

Read, cite, compose and remember over a Markdown knowledge Bundle, as MCP tools over stdio.

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Office documents and spreadsheets Official MCP Registry · npm Local 53 a week APACHE-2.0-AND-CC0-1.0
Memstack io.github.isiomaC/memstack

MCP server for persistent, searchable memory for AI agents.

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Memory and context Official MCP Registry · npm Local 53 a week MIT
Agent Knowledge io.github.keshrath/agent-knowledge

Cross-session memory for AI agents - knowledge graph, scoring, semantic search

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Memory and context Official MCP Registry · npm Local 53 a week MIT
Brainbox io.github.thebasedcapital/brainbox

Hebbian memory for AI agents. Learns file patterns, predicts next tools, saves tokens.

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Files and storage Official MCP Registry · npm Local 53 a week MIT
Memento com.runmemento/memento

Local-first, LLM-agnostic memory layer for AI assistants.

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Memory and context Official MCP Registry · npm Local 52 a week APACHE-2.0
@agfpd/iapeer io.github.agfpd/iapeer

Run Claude Code and Codex CLI as local background agents that message each other, wake on demand, and share one memory.

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Memory and context npm Local 5.3k a week APACHE-2.0
Booboo io.github.jessymariau/booboo

Query your AI system's wiring, knowledge, memory, agents and crons as one rooted graph over MCP.

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Memory and context Official MCP Registry · npm Local 50 a week MIT
mneme Record io.github.OnourImpram/mneme

Vault-native, accountable memory for Claude Code and MCP clients. Markdown is ground truth.

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Office documents and spreadsheets Official MCP Registry · npm Local 48 a week APACHE-2.0
Google Knowledge Graph io.github.houtini-ai/google-knowledge-graph

Search Google's Knowledge Graph for structured information about real-world entities

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Memory and context Official MCP Registry · npm Local 47 a week MIT
Ztds io.github.moxno/ztds

Open standard MCP server for Zero-Trust Data Sanitization (ZTDS RFC v1.0). In-memory PII masking.

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Security Official MCP Registry · npm Local 47 a week APACHE-2.0
@rizom/brain io.github.rizom-ai/brains-brain-cli

Brain runtime + CLI — scaffold, run, and manage AI brain instances

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Memory and context npm Local 4.8k a week AGPL-3.0-ONLY
@iflow-mcp/mmethodz-dreamgraph io.github.mmethodz/dreamgraph

DreamGraph — A cognitive dreaming engine for MCP servers. Builds, explores, and self-heals knowledge graphs through speculative reasoning.

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Memory and context npm Local MIT
Sticky io.github.1picassoai/sticky

Persistent memory and context for your agent, on a board you can see. Capped, so it stays small.

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Memory and context Official MCP Registry · npm Local 45 a week MIT
Conventions MCP io.github.FedgeNo/conventions-mcp

Memory for coding conventions and standing instructions that persists across sessions.

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Memory and context Official MCP Registry · npm Local 45 a week MIT
Weasley DeepMind io.github.potatohoney-p/weasley-deepmind

Secure, fragment-based long-term memory for MCP-compatible AI agents.

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Memory and context Official MCP Registry · npm Local 45 a week APACHE-2.0
Memory Poisoning Scanner io.github.GuardBee/memory-poisoning-scanner

Scans agent code for untrusted input poisoning persistent cross-session memory

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Memory and context Official MCP Registry · npm Local 44 a week MIT
Claude Amplifier io.github.Sisuthros/claude-amplifier

Persistent memory + decision tracking for Claude across sessions. Local SQLite, no cloud.

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Memory and context Official MCP Registry · npm Local 44 a week MIT
Bluet dev.bluet/bluet

Product memory your agents read before they work: briefs, plan checks against decisions, debriefs.

100% up · 30 days

Memory and context Official MCP Registry · npm Local Remote 43 a week APACHE-2.0
Carvector io.github.carvectorio/carvector-mcp

Vehicle specs, federal recalls, complaints, TSBs, investigations and OBD-II DTC data for AI agents.

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Smart home and hardware Official MCP Registry · npm Local 42 a week MIT
Shodh Memory io.github.varun29ankuS/shodh-memory

Cognitive memory for AI agents — semantic search, Hebbian learning, knowledge graphs.

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Memory and context Official MCP Registry · npm Local 20 a week APACHE-2.0
Sync io.github.Intina47/context-sync

Universal AI Memory - Sync context across Claude, VsCode, Cursor, Continue, Windsurf, Zed & more

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Developer tools Official MCP Registry · npm Local 270 a week MIT
Sdk io.github.mnemopay/sdk

Memory + wallet for AI agents. Real payment rails, Agent FICO 300-850, Merkle audit, identity.

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Finance and payments Official MCP Registry Local
three.ws Brain io.github.nirholas/brain-mcp

List LLM providers and run chat completions through the three.ws multi-provider router.

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Memory and context Official MCP Registry · npm Local 40 a week APACHE-2.0
Infernoflow io.github.ronmiz/infernoflow

Git-native memory for coding agents: gotchas, decisions and bookmarks as plain text in your repo.

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Git and code hosting Official MCP Registry · npm Local 40 a week MIT
Memphora io.github.Memphora/memphora

Add persistent memory to AI assistants. Store and recall info across conversations.

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Memory and context Official MCP Registry · PyPI Local MIT
Ossian io.github.dockndevai/ossian-mcp

Ask your own documents with citations, plus durable memory for agents. Safe by default.

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Office documents and spreadsheets Official MCP Registry · npm Local 39 a week APACHE-2.0
Claudex io.github.kunwar-shah/claudex

Persistent memory + FTS5 search MCP server for Claude Code conversation history.

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Memory and context Official MCP Registry · npm Local 39 a week MIT
Memorykit io.github.rapozoantonio/memorykit

Cognitive memory for AI coding assistants — persistent memory across sessions

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Coding agent tools Official MCP Registry · npm Local 39 a week MIT
StremAI io.github.thomasjumper/stremai

StremAI MCP: shared memory for AI coding agents. Connected agents can recall. OAuth + local stdio.

100% up · 30 days

Coding agent tools Official MCP Registry · npm Local Remote 39 a week MIT
Color Engine io.github.aimsise/color-engine-mcp

Six pure, in-memory CSS color tools: parse, convert, WCAG/APCA contrast, gamut map, ramps, solver

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Developer tools Official MCP Registry · npm Local 38 a week MIT
Memorybank io.github.maxweb4u/memorybank

Seeds, governs and navigates a memory_bank knowledge base: gated writes, routing, drift vs code

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Memory and context Official MCP Registry · npm Local 38 a week MIT
Stellar Memory io.github.sangjun0000/stellar-memory

Persistent AI memory using orbital mechanics. 100% local, zero API keys, MCP-native.

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Memory and context Official MCP Registry · npm Local 89 a week MIT
Kernal io.github.pintomatic/kernal-mcp

Graph-native memory for AI agents: a knowledge graph built from conversation, via MCP.

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Memory and context Official MCP Registry · npm Local 37 a week MIT
Statecore io.github.yul761/statecore-mcp

Auditable memory for coding agents: evidence chains, supersession history, keyless embedded SQLite

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Coding agent tools Official MCP Registry · npm Local 37 a week MIT
Ainative Opencode Memory io.github.AINative-Studio/ainative-opencode-memory-mcp

Persistent cross-session memory for OpenCode and MCP coding agents, powered by ZeroDB.

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Memory and context Official MCP Registry · npm Local 36 a week MIT
Memory io.github.VelixarAi/memory

Persistent memory for AI assistants. Store, search, and recall across sessions.

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Memory and context Official MCP Registry · npm Local 36 a week MIT
MemoryLayer in.memorylayer/memorylayer

Local-first persistent memory for AI agents, with reasoning and formal verification.

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Memory and context Official MCP Registry · npm Local 35 a week MIT
aide-memory io.github.aide-memory/aide-memory

Persistent memory layer for AI coding agents — your agent remembers what you taught it.

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Memory and context Official MCP Registry · npm Local 35 a week SEE-LICENSE-IN
Ainpc Cli io.github.jyswee/ainpc-cli

AI NPCs with persistent memory for game studios. NPC CRUD, dialogue, voice. Stdio or remote SSE.

100% up · 30 days

Memory and context Official MCP Registry · npm Local Remote 35 a week SEE-LICENSE-IN
Nex io.github.nex-crm/nex

Organizational context & memory for AI agents. Connect 100+ tools into one knowledge graph.

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Memory and context Official MCP Registry · npm Local 35 a week MIT
Memoro io.github.circassian1977-byte/memoro

Personal AI memory layer on your own computer. Read/write durable memory across MCP clients.

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Memory and context Official MCP Registry · npm Local 357 a week
Ariel Memory io.github.Cipher208/ariel-memory

Two-layer memory MCP server for AI agents with 37 tools, RAG, graphs, wiki, auth

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Memory and context Official MCP Registry · npm Local 34 a week MIT
Tempera io.github.anvanster/tempera

Persistent episodic memory for AI coding: capture, retrieve, brief, dream cycle, cross-project.

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Memory and context Official MCP Registry · npm Local 34 a week APACHE-2.0
Local Memory io.github.studiomeyer-io/local-memory-mcp

Persistent local AI memory. SQLite + FTS5 + vector search, knowledge graph. No cloud, no API keys.

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Memory and context Official MCP Registry · npm Local 34 a week MIT
Brainfeather com.brainfeather/mcp

Long-term memory for AI coding agents: durable project facts, recalled by every MCP client.

100% up · 30 days

Coding agent tools Official MCP Registry · npm Local Remote 33 a week MIT