"Finding MCP Servers with F Security Grades" matching MCP servers:

Enables notes management, weather and news search, document ingestion and RAG-based semantic search using GroundX, with OpenAI GPT integration for summarization and completions.

Self-hosted memo knowledge base with MCP, REST, and read-only web interfaces; lets AI agents save and retrieve tagged, searchable study notes for AWS DevOps Pro exam prep.

Custom MCP server for NotebookLM that adds audio source upload, YouTube source ingestion, source readiness polling, and transcript export, complementing standard Q&A and audio overview tools.

A demo MCP server that enables users to interact with various tools through natural language, including note management, weather queries, calculations, file operations, and shell commands. Uses Ollama for intent detection and structured command parsing from free text input.

Enables semantic search and reading of Obsidian Markdown notes through read-only MCP tools, allowing Claude to retrieve relevant passages from a local vault.

A Model Context Protocol server that implements a simple notes system, allowing users to create, list, and summarize text notes.

Connects Claude Desktop to your Obsidian vault, enabling reading, writing, searching, and organizing notes locally.

Enables Gemini CLI and other AI assistants to manage todos (create, read, update, delete, filter) through natural language commands via the Model Context Protocol.

Provides read/write file tools with lint validation to prevent agents from writing malformed Obsidian markdown, and constrains writes to a single configurable vault for security.

Provides read-only access to a local Obsidian vault with zero-trust security, enabling note reading, listing, and text search via Claude.

Turns your PDFs into locally stored flashcards and quizzes, grades your answers, and schedules spaced-repetition reviews entirely on your machine.

Enables searching, listing, and reading local notes with security constraints like path traversal protection and configurable limits.

Exposes Google NotebookLM notebooks as tools for AI assistants, enabling listing, finding, and querying notebooks with grounded answers.

Enables AI assistants to interact with a local folder of Markdown notes, supporting listing, reading, searching, creating, and appending to notes with strict security boundaries.

Secure MCP server that bridges AI clients like Claude Desktop to Obsidian vaults, enabling read/write operations with OWASP Top 10 security controls and audit logging.

Enables note management (create, read, update, delete, list) through MCP, with advanced features including real-time WebSocket communication, performance optimization, security, and monitoring.

An MCP server that enables AI assistants to interact with Obsidian vaults by providing tools for note management, full-text search, and link analysis. It supports comprehensive file operations, frontmatter manipulation, and daily note creation while ensuring security through path validation.

A secure, open-source Model Context Protocol server for connecting AI agents and apps to Notion. It enables search, read, create, and append operations on Notion pages with audit logging and risk-based security.

Provides AI agents with Obsidian vault operations via the official CLI, including reading, writing, searching notes, and managing files, with security and concurrency protections.

Enables AI assistants to manage Anki flashcards, decks, note types, tags, and media via AnkiConnect. Supports operations like adding, editing, finding, and syncing cards through a local MCP server.

Enables Codex to fetch GitHub pull request changes, review code for bugs and security issues, and save approved reviews to Notion.

A deliberately insecure note management server designed to test security scanners and train developers by demonstrating common MCP vulnerabilities. It provides tools for creating, searching, and exporting notes while featuring intentional flaws like prompt injection and data leakage.

Connects AI assistants to a student's Helium account to import a term from syllabi and read the planner, including assignments, events, notes, classes, resources, and grades. It makes no model calls and uses the student's own OAuth token.

Connects Claude Desktop and other MCP clients directly to Notion with secure SSE support for CRUD operations. Designed for cloud deployment with bearer authentication, rate limiting, and security headers.

Mem·Sum is a shared memory workspace for small groups accessible via AI assistants, enabling agents to read, draft, and publish atomic updates to a shared workspace with version control and security.

Enables Claude to set up and manage a local garden journal by searching places, saving garden setup, logging and updating plantings, retrieving forecasts, checking frost risk, and finding planting windows.

Student productivity MCP. Ask Claude what assignments are due, calculate grades needed, summarize notes, review flashcards. Works with Google Classroom and Gemini AI.

An MCP server that connects AI assistants to university D2L Brightspace and Piazza, enabling query of courses, grades, assignments, deadlines, files, and Piazza posts.

reef is a hosted remote MCP server that gives a group shared, long-term assistant memory: a private cove per person plus shared coves for a household, a trip, or a project, stored as human-editable Markdown pages with privacy enforced by Postgres row-level security. Works from Claude (including mobile), ChatGPT desktop, and Codex at https://reefwith.me/mcp, with a CLI on PyPI (reef-cli) and

Enables AI agents to semantically search and retrieve content from a local Markdown vault. Provides tools for fetching specific notes and finding related ones via embeddings and wikilinks.