"Companies Building Using MCP" matching MCP servers:

MCP server for Keepsake personal CRM that enables AI assistants to manage contacts, interactions, tasks, notes, daily journal, companies, and tags.

Enables indexing and retrieving notes with full-text search using SQLite, plus building knowledge graphs to find relationships between concepts. Supports natural language note management, tagging, and semantic connections.

Enables Claude to interact with Hudu IT documentation, including searching, reading, creating, and updating articles, assets, passwords, companies, and more.

A TypeScript template for building Model Context Protocol servers that implements basic note-taking CRUD operations with JSON responses.

Connects MCP-compatible AI assistants to Logseq graphs, enabling block-first operations, block references, and context graph building.

A local Obsidian Vault authoring MCP for building high-quality knowledge inputs for OKC, enabling note creation, search, and audit without the Obsidian app.

MCP server for persistent, compounding markdown wikis maintained by LLMs. Enables incremental knowledge base building with interlinked pages, search, and raw source management.

Enables AI agents to read and edit Google Keep notes, lists, labels, collaborators, and media across multiple Google accounts using 24 tools.

Connects Obsidian vaults to AI assistants with 121 tools for automated note creation, canvas manipulation, dataview queries, graph analysis, task management, and knowledge base building.

Enables writing and reading diary entries via MCP, with optional mood tags, using Supabase for storage and supporting streamable HTTP for public access.

MCP server for co-building and managing atomic learning notes in an Obsidian vault, with note retrieval, template reading, MOC listing, and note writing tools.

Gives AI assistants a persistent memory across conversations, allowing them to remember user preferences, notes, and facts between chats.

Enables AI clients to read Markdown notes from a single explicitly granted local folder, read-only, with strict containment against access outside that folder.

MCP server that integrates with LM Studio to provide a search_notes tool, allowing the chat model to retrieve and answer from a local Obsidian vault.

Read-only MCP server that exposes your local Notion backups to AI agents — query databases, read pages, search a backed-up workspace. Offline by default: no LLM calls, no telemetry, no cloud.

Model Context Protocol (MCP) server for Joplin note-taking app, enabling AI to read, search, and modify notes via sandboxed scripts.

Enables AI assistants to read, search, and traverse your entire reMarkable library, including handwritten notes via OCR.

An MCP server for the Zotero Web API v3 that lets you search, read, and write items, collections, tags, and notes in a Zotero library, supporting literature-review workflows.

Provides an in-memory notebook interface with tools to create, retrieve, list, update, and delete notes, designed to test agent behavior through realistic MCP tool interactions.

An MCP server that gives AI models a persistent notebook backed by a folder of Markdown files, with tools to discover, read, write, edit, and delete notes.