MCP Servers

Memanto MCP

★ 1,600

MEMANTO is a memory agent. It remembers, recalls, and answers — so your agents can achieve long-term goals and avoid confusion.

Beever Atlas

★ 388

Open-source LLM knowledge base that turns team chat (Slack, Discord, Teams, Mattermost) into a typed knowledge graph and auto-generated wiki, exposed via a 28-tool MCP server.

PMB (Personal Memory Brain)

★ 289

Local-first persistent memory for AI coding agents over MCP: decisions, lessons and facts persist across sessions via hybrid BM25 + vector + graph retrieval, fully offline, no API keys.

YourMemory

★ 247

Persistent memory for AI agents with Ebbinghaus forgetting curve decay, hybrid BM25 + vector + knowledge graph retrieval, temporal reasoning, and a local dashboard. 89.4% Recall@5 on LongMemEval.

Memclaw

★ 240

MemClaw — persistent memory for AI agent fleets (OSS) — Trending history, engagement metrics, and Reddit & Hacker News discussions on Trendshift

Mnemory

★ 182

A self-hosted, secure, feature-rich memory system for AI agents and assistants. Provides intelligent fact extraction and deduplication, with an artifact store for detailed content.

piia-engram

★ 168

Persistent AI memory across tools — remember your preferences, code standards, and decisions across Claude Code, Cursor, Codex, and any MCP tool. Local-first, zero-cloud.

engram

★ 136

Local code-knowledge graph + bi-temporal mistakes memory for AI coding agents. Serves a ranked structural packet instead of whole files on read/grep, and surfaces fixes your repo already reverted (mined from git history). Zero cloud, Apache-2.0.

Obsidian Hybrid Search

★ 84

Local-first MCP server for searching private Obsidian vaults with hybrid full-text, fuzzy, semantic, and wikilink graph retrieval.

Link

★ 80

Local Markdown memory for AI agents

BrainFlow - Shared Team Memory - MCP

★ 48

Your company's brain, connected to Claude, ChatGPT, Gemini, Cursor, and VS Code. Turn your team's email history into shared memory that any AI assistant can query with natural language.

Bhived

★ 34

Shared memory MCP for AI agents. one agent solves it, every other agent learns.

Agents Remember

★ 25

`Agents Remember` is a Drift-aware repository memory for coding agents in complex codebases. Captures what code can't say on its own! Retrieves memory by path, semantic search, and relationship (code-graph).

Memento

★ 21

A local-first, LLM-agnostic memory layer for AI assistants

Mori

★ 20

Shared memory layer for AI coding agents with dream pipeline distillation, session grounding, and multi-instance coherence.

NOUZ MCP Server

★ 16

Local-first MCP server that turns Obsidian and Markdown knowledge bases into an agent-readable graph

XMemo

★ 12

User-owned memory for AI agents over remote MCP. Save, search, recall, update, and manage scoped memories across Copilot, Claude, ChatGPT, IDEs, and CLIs.

Hindsight-MemPalace

★ 10

Self-hosted long-term memory for AI agents: MCP server with hierarchical recall over pgvector.

Myco Brain

★ 7

Self-hosted memory and knowledge-graph MCP server for AI agents. TypeScript on Postgres 16 + pgvector, 11 brain_* tools. Runs keyless: full-text and semantic search, ingestion, content-hash dedup, provenance via brain_why, and the knowledge graph all work with no API keys via local Ollama. Apache-2.0.

LAIN-mcp

★ 7

Rust MCP server that gives AI coding agents architectural awareness — persistent knowledge graph, blast radius analysis, co-change detection via git, and local semantic search. No API keys, runs entirely on-premise.

MarsNMe

★ 6

Agent-agnostic persistent memory backend. 13 MCP tools, Supabase + Jina embeddings, multi-profile isolation, semantic recall across sessions.

Obsidian MCP Server

★ 6

Self-hosted MCP server for Obsidian: semantic + full-text search, wikilink graph, note CRUD, OAuth, and a self-describing vault guide.

sessionmem

★ 6

Local-first MCP server that gives AI coding assistants persistent session memory. 85.6% token reduction, no cloud.

Krimto

★ 5

Open-source team memory layer for AI coding agents. Markdown files in git, a user→team→org hierarchy, one cross-vendor MCP server. Apache-2.0.

vault-cortex

★ 5

MCP server for Obsidian vaults — plugin-free search, memory, and full vault access for any AI agent.

Vault Cortex

★ 5

MCP server for Obsidian vaults — search, memory, link graph, 23 tools, OAuth-protected.

Recall

★ 5

Open-source MCP memory server for AI coding agents — durable cross-session memory, per-agent namespaces, ChromaDB-backed, self-hosted.

Dakera

★ 5

Self-hosted Rust-based MCP server for AI agent memory — persistent, queryable memory with hybrid search, knowledge graphs, built-in embeddings, and 14 core tools (expandable to 86+ with profile-based tiering).

MCP Memory-mesh

★ 5

An MCP server that gives Claude Code persistent memory across sessions (open source, SQLite)

Agentic Task System (ats)

★ 5

Turns your task manager into agent memory: hybrid (RRF) retrieval over TickTick or an Obsidian vault via an adapter contract. MCP server + CLI, no vector DB to maintain.