"Using npx to run tools directly without requiring an API" matching MCP servers:

Educational tools agent by Birkan Yavuz — an A2A + MCP server for classroom tools, with creator attribution in every result. It offers a catalog of 24 real classroom activities, including math visualizers and reading and sight-word tools.

An AI-powered study assistant that generates quizzes, flashcards, summaries, and concept explanations from study materials using the Model Context Protocol.

Enables AI assistants to run exact, deterministic text and data utilities for JSON formatting and conversion, token counting, cron explanation, date and age calculations, exam eligibility cut-offs, text counting, CGPA conversion, time-zone conversion, print-size conversion, and shadcn UI registry lookup. It is a free remote, stateless server with read-only tools and no input logging.

A local MCP server that exposes Canvas LMS courses, assignments, grading, discussions, modules, pages, files, messaging, and peer reviews to an AI assistant through about 100 Markdown-returning tools, with preview-then-confirm behavior for any write operations.

MCP server exposing NTNU course data (search, schedules, grades, semesters) as tools for LLM agents.

Enables AI assistants to plan and track McDonald's visits by locating stores, estimating commute calories, recommending nutrition-targeted menu combinations, monitoring orders, running spaced-repetition vocabulary practice during waits, and recording progress in a local dashboard.

An MCP server for Canvas LMS that provides 15 curated tools for everyday student work and a gateway to reach every endpoint your Canvas instance exposes.

Provides access to API Ninjas Random Word API to generate random words by type (noun, verb, adjective, adverb) for creative writing, games, and language learning applications.

Predicts the likelihood of school closures due to snowfall and severe winter weather using real-time weather data and machine learning algorithms.

Enables AI agents to access and interact with the Sefaria database of Jewish texts, including retrieval, search, and related content.

Read-only MCP connector that serves the Run It on AI book. The index and Implementation Blocks are free; full chapters and playbooks unlock with a license key included with the book.

Provides MCP tools to fetch and filter schedules for groups, teachers, and rooms from VSUET's timetable site, with support for JSON or text output.

Evidence-first YouTube research server enabling search, transcript citation, video analysis, flashcards, and collateral generation for MCP hosts and VS Code.

Provides Latin NLP tools for tokenization, lemmatization, POS tagging, reported speech detection, and LiLa Knowledge Base querying via MCP.

A local MCP study assistant that explains topics, creates study plans, and generates revision checklists through the Model Context Protocol.

Enables a study assistant to explain topics, build study plans, and generate revision checklists, with read-only access to course outline and status resources.

Provides an MCP interface for accessing YOKATLAS (Turkish Higher Education Council Atlas) data, enabling LLM applications like Claude to search and retrieve details about undergraduate and associate degree programs in Turkey.

Enables clients to calculate second-order dynamics metrics and design early-stage brackets, including mass-spring-damper parameters, step-response metrics, pole and gain design, hand checks, and candidate ranking. Inputs are unit-annotated and schema-validated before execution.

Provides structured MCP tools for querying college database records, including student profiles, course details, enrollments, faculty teaching assignments, and academic statistics.

Enables the generation of educational content such as multiple choice questions, lesson plans, and flashcards by connecting local Ollama models to Claude. It leverages the Educhain library to provide structured AI-powered learning tools through the Model Context Protocol.

Perfume database API with verified notes: 1,500+ perfumes, 160+ houses, 400+ raw materials in a fragrance ingredients database. 12 tools over MCP and REST, OpenAPI spec, free and keyless, answers in 10 languages. Look up a note or raw material and get the perfumes that use it, or a perfume and get its full top, heart and base pyramid. Built by Scento.

Enables querying of a locally pinned snapshot of the Education-to-Workforce Indicator Framework — 99 indicators and 11.8M observations — to browse questions, describe metrics, resolve places, and fetch or rank data across national, state, county, and district levels.

Enables AI agents to browse and teach the Deep Learning DIY course, providing access to modules, notebooks, transcripts, quizzes, slides, and homework via MCP tools.

An MCP server that enables AI agents to manage a Frappe LMS instance, including creating courses, chapters, lessons, quizzes, enrollments, batches, and certificates.

Enables read-only access to Blackboard Ultra course announcements, deadlines, grades, and materials, allowing users to download study materials and save summaries through an MCP interface.

An MCP server exposing @playbykey/theory as AI-callable music theory tools. Compute chords, scales, progressions, transpositions, and MIDI/frequency conversions instead of having your AI assistant guess at music theory from training data.

Exposes 22 typed, read-only MCP tools that let an agent answer questions about a student's own Ed discussion threads, Moodle deadlines and course materials, Gmail inbox, and OnTrack task feedback. Runs locally over stdio with credentials captured once by a CLI login, so the agent never handles passwords and never writes to any service.

Enables users and agents to query original-language biblical texts, lexicons, morphology explanations, and proper names through read-only MCP tools, resources, and prompts.

Generates educational content like quizzes, lesson plans, flashcards, and grading rubrics from any topic via the Model Context Protocol.

Enables bidirectional lookup of Mi'kmaq and English words with definitions and examples, and provides tools for learning and dictionary statistics, integrating seamlessly with AI-powered IDEs.

Enables querying the Urban Institute's Education Data Portal — harmonized federal data on schools, school districts, and colleges — through a discovery-first set of tools that search and describe datasets, fetch raw records or aggregated statistics, decode coded values, and resolve institution names to IDs, with no API key required and read-only access to the live API.

An educational MCP server example demonstrating how to build a server that integrates with LLM clients like Claude Desktop.

Enables querying Schoox LMS data (users, courses, enrollments, etc.) via natural language using AI assistants, without writing API code.

Read-only MCP server providing Wealthi's AI Coach with scoped access to student progress data from Firestore and Supabase, enabling AI to retrieve student profiles, progress, assessment results, and learning signals without direct database credentials.

Rabbithole provides an infinite canvas for learning by allowing users to open documents, select text, ask questions, and receive answers that open as child documents, all running locally via an MCP server.

An MCP server for the FlashLearnAI public API that enables AI-powered flashcard deck generation, browsing sets, SM-2 spaced-repetition study sessions, and API usage tracking through natural language.

An MCP server that enforces a pedagogical workflow to teach topics step by step, using research, decomposition, and spaced retrieval practice.

An MCP server for codebreaker.xyz that enables authentication, problem discovery and statement fetching, profile viewing, attachment downloads, solution submission, and submission status polling through matching CLI and MCP tools.

Enables searching Brown University courses, getting detailed course info, and checking schedule conflicts via natural language, using the university's public course catalog API.

Helps independent inventors calculate USPTO fees, determine entity status, track patent deadlines, and understand procedural rules without needing an attorney.