"Search for free open-source software" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.
Ship models, build logs, tutorials, galleries, public URLs, and contextual content search.
8 curriculum, classroom, accommodations and exam-prep skill products. 5 of 7 free.
7 research navigation, thesis, note-taking and citation skill products. 6 of 8 free.
Create and manage quizzes, question banks, and translations; capture and manage leads, respondents, and bookings; and pull stats and funnel analytics on RooQuiz — a lightweight assessment platform for lead capture and viral sharing.
Free: turn your AI chats into spaced-repetition vocabulary. 13 tools, reads and writes.
Search Shakespeare monologues, plays, paraphrases and summaries from shakespeare-monologues.org
Riddle.com is a no-code platform for quizzes, surveys, personality tests, prediction games, interactive graphics, and leaderboards. Use the MCP to create, edit and analyze content.
DeepMark helps teachers deliver rapid, consistent marking with meaningful feedback for every student — in a fraction of the time. What once took a week, now takes one free period.
Angel number meanings and repeating sequences like 111, 222, 333 for AI agents.
Dream symbol interpretation and dream-dictionary lookups for AI agents, one API key.
I Ching hexagram casts, 64 hexagram meanings and changing lines for AI agents.
Read-only Persian courses, EEG/QEEG guides, articles and live product prices with source links.
Step-by-step solver for linear/quadratic equations in one variable, signs and ± always right.
Source discipline for Torah study in Claude: read the real texts, quote exactly, never fabricate
Deterministic Music Theory for Claude, Cursor, and Autonomous AI Agents Large Language Models (LLMs) frequently hallucinate music theory, leading to incorrect notes, false Roman numerals, and broken voice leading. THIRI solves this by providing a deterministic, mathematical music-theory engine (pitch-class-set theory over ℤ/12) directly to your AI. It gives AI assistants precise, reproducible harmonic reasoning in milliseconds, allowing them to write correct musical scores, analyze progression
Search 1,580 certification exam blueprints: domains, scoring, prerequisites, compare. No API key.
Read-only Pattern-Assist corpus for aspiring software engineers: grounded dev patterns with sources.
Read-only EngineerPro engineering library (118 book profiles) and software-engineering tools.
Sourced diamond and gemology tools for AI assistants, with 90 encyclopedia entries.
