"Free Network Graph Visualization Tools (No Account Required)" matching MCP servers:

Enables local, read-only access to IE Blackboard, IE Connects, and IE Careers within AI assistants, with 49 tools for deadlines, readings, events, grades, internships, and more.

Enables MCP-capable agents to query a fine-grained computer-science exam knowledge-point graph, map questions to knowledge points, diagnose broken cross-subject links and weak areas, retrieve reviewed analogies, and import user-supplied exam PDFs into a traceable question bank.

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 MCP server for tracking student learning via a knowledge graph, with spaced repetition scheduling and intelligent queries to identify gaps, misconceptions, and optimal next steps.

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.

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.

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

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.

Enables access to Network School Luma calendar events through Claude Desktop. Allows users to view today's events, search upcoming events, and register for events directly with their contact information.

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

Enables AI agents to search roughly 5,700 Persian online courses, compare prices, discounts and ratings, find free or cheapest offerings, and read curricula, teacher profiles and learner reviews. Read-only with no API key or account required.

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

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.

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.

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

Enables interactive math and statistics visualization, computation, and validation through graph plotting, 3D scenes, and presentations with verifiable results.

A deliberately tiny, risk-free MCP server for learning how MCP directory listings work. Three tools, no API calls, no user data, no network calls.

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 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.

Search Japanese onomatopoeia by scene, not by spelling. 161 entries with nuance explained in Japanese and English. Fully offline MCP server, no API key required.

Packages self-contained HTML or Claude Design bundles into SCORM 2004 courses any LMS can import, with offline asset inlining, milestone-based completion/progress and score tracking. Fully local, no telemetry; validated end-to-end on SCORM Cloud.

A local-first multilingual dictionary, thesaurus, translation, lexical-relations, semantic-neighbour, and English wordplay server for the Model Context Protocol (MCP). It operates fully offline with read-only query access and no data mutation while running.

Free, no-key MCP server for reading scripture from 35+ public-domain translations in 8 languages. Lets users fetch verses, chapters, and passages via natural language from any MCP client.

Bilingual (EN/ES) AI-writing detection that shows the evidence instead of a percentage: named tells with line and column, hidden-character inspection, and citation cross-checking against a document's own bibliography. Seven of its nine tools run entirely locally and never touch the network.

Enables MCP clients to search and read the free AI School curriculum, including 550+ tracks on AI engineering, governance, security, and applied AI by profession.

MCP server over the open index of 1,562 certification exam blueprints across 217 certifying bodies. Search exams, pull full blueprints (domains & weights, passing scores, prerequisites, renewal), and compare certifications. Read-only, public data, no API key.

Local MCP voice coach that provides English pronunciation, grammar, and fluency feedback from microphone recordings. It supports free-form voice conversation, focused practice drills, phoneme-level feedback, prosody hints, and learner-profile guidance.

A minimal Model Context Protocol server built with the official Python SDK. It exposes one tool, define, which looks up the definition of an English word using the free dictionaryapi.dev API.

Enables read-only interaction with CMU Student Information Online data, including student context, schedules, grades, enrollment, account activity, and campus life through MCP tools.

Enables AI agents to conjugate verbs in 14 European languages via a hosted Rust API, requiring only a free API key.

MCP server providing U.S. college ROI data (30-year NPV, major ROI, best-value rankings, and out-of-state tuition penalty) by wrapping a free, keyless API.

Enables Northwestern University AI students to sign in to their class OpenRouter workspace and generate, edit, and locally re-mask images through eight account, model, and image tools. Saved files, prompts, costs, and inline previews are kept local, with workspace-scoped credentials separated by cohort.