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MCP servers tagged second-brain
42 live MCP servers tagged "second-brain", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with second-brain.
smith-and-web/obsidian-mcp-server
Vault-native MCP server for Obsidian: let Codex, Claude Code, Hermes, and other agents read, search, and safely manage your notes.
Bytepad
Your personal productivity companion
NoteDiscovery
Your Self-Hosted Knowledge Base
Mindwtr
A complete Getting Things Done (GTD) productivity system for desktop and mobile.
Minutes
Meeting notes for solo founders. Record Zoom, phone, or in-person. Self-hosted, MIT. First module of Manor AI.
Lumina Note
Lumina Note - A modern Markdown note-taking app with live preview, bidirectional links, and AI assistant
Bear Notes
Bear Notes MCP server with TypeScript and native SQLite
Awesome Second Brain
A curated solutions to building a self-evolving second brain that helps AI agents understand your personal and team context.
Synto
More than just Karpathy’s LLM Wiki, 100% local with Ollama. Drop Markdown notes → AI extracts concepts → your Obsidian wiki auto-links and grows. Zero sharing. Your notes stay you…
Chubbyskills
把中文全渠道内容（抖音 / B站 / 小红书 / 公众号 / X / 播客）采集进个人知识库的 13 个 AI Skill：图文存图、视频转文字稿、字幕优先免 GPU，附带知识库 MCP server。 ｜ Ingest Chinese content into your personal knowledge base — image/video rout…
AI Memory Vault
Give your AI a real, persistent memory. The open-source system plus templates that turn an Obsidian vault into your AI's working memory. No vector database, just markdown.
Sentient Os
An on-device LLM understands your entire life, then proactively offers to get your work done through computer use.
Pi LLM Wiki
Self-maintaining, Obsidian-compatible knowledge base for pi — turn raw sources into an interlinked wiki that compounds. Native Open Knowledge Format (OKF) v0.2.
Gno
Local semantic search for your documents. Index Markdown, PDF, and Office files with hybrid BM25 + vector search.
Modular Context Obsidian Plugin
Modular Context | Karpathy LLM Knowledge Base + Gmail & G-Cal — multi-account MCP server for Claude Code, encrypted local-first
Second Brain Cloudflare
One memory layer, every AI tool. Store anything once — recall it in Claude, ChatGPT, Cursor, or any MCP client. Self-hosted on Cloudflare's free tier.
Iva
AI assistant in Telegram that remembers everything and helps you run your life. Self-hosted in one command.
Kaas
Turn scattered notes, docs and transcripts into a queryable Markdown wiki — an LLM knowledge-base compiler with MCP access, no embeddings, self-hosted.
Brainoutside
Self-hosted memory server for AI agents. Your brain is a git repo, served over MCP and REST.
Wenlan
Local-first memory layer for AI agents - MCP server
Cerebellum
Agent-readable second brain using PostgreSQL + pgvector for semantic search and memory storage.
Segundo Cerebro
Personal knowledge graph MCP server on Cloudflare D1 + Vectorize. Deploy your own sovereign second brain in one click — Claude captures atomic concepts, finds cross-domain analogi…
Kompl
Knowledge compiler — turns scattered links, files, and bookmarks into a living wiki that compounds with every new source.
Trip2g
Open-source MCP knowledge mesh - self-host your second brain, expose it to AI agents, federate with peers.
Matryca Plumber
local-first background AI daemon for Logseq OG. Turns your notes into an agentic workspace with autonomous indexing, zero data leaks, and an optional MCP server. Inspired by Andre…
Superbrain
Session memory for Claude Code. Auto-captures every session into a plain Obsidian markdown vault. Zero config. MIT. macOS + Linux.
Brain.md
Local-first markdown notes with a first-class MCP server. 16 tools + 2 resources for Claude Code, Claude Desktop, Cursor and any MCP agent. Per-folder permissions, semantic RAG vi…
Fortemi
Self-hosted AI knowledge base with hybrid semantic search (pgvector + FTS + RRF), MCP server, multi-provider LLM inference (Ollama, OpenAI, OpenRouter, llama.cpp), multimodal inge…
OneBrain
Unify every AI agent on ONE local shared memory over MCP. Obsidian vault + gbrain (by Garry Tan) + Ollama. 100% offline, $0 API. Orchestrate with OpenClaw or Hermes.
MemWhale
MemoryWhale is a Rust/Tauri local-first terminal memory system that records commands, arguments, logs, sessions, errors, bookmarks, and debug history into SQLite so work survives…
AI Brain Starter
The operating system for Claude Code. Memory, accountability, journaling, knowledge graphs, pattern recognition — one install, every session compounds.
Data
Unified data MCP server for Second Brain — markdown, Supabase, and PocketBase backends. 21 tools: knowledge, sessions, handoffs, links, brain health, setup, plus generic record_*…
Obsidian Second Brain
MCP server for Obsidian-based second brain memory using PARA methodology
Roverb
Roverb — a personal AI memory you write to from Claude/Codex and recall anywhere, over MCP.
Local Brain
A CLI tool for managing projects
Limbo
Your second brain via Telegram.
Memoryvault
MemoryVault — a self-hosted, graph-aware memory server for AI assistants. Cloudflare Workers + D1 + MCP.
Kioku
Memory for Claude Code — auto-accumulate sessions into an Obsidian Wiki
SVerITG/Metis
pollination across your work, and 34 routed agents. A governed layer between you and the AI, with guardrails like data protection. A Research Cortex.
leonardsellem/hypermnesic
only Obsidian companion.
rwnalds/engram
graph dashboard, and Obsidian compatibility.
Vellum
Lightweight self-hosted MCP server over a folder of markdown files. One Go binary, embedded React SPA, no DB.