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Student-loan math: RAP, IBR, ICR, PSLF. npx: no key. Remote: free login, no card, 5 questions total
100% up · 30 days
Finance and payments Official MCP Registry · npm Local Remote 51 a week MIT
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Runtime AI governance: decision gates, human approval, hash-chained audit, compliance mapping.
100% up · 30 days
Model and agent tools Official MCP Registry · npm Local Remote 49 a week SEE-LICENSE-IN
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Find IANA ports, MIME types, HTTP codes/fields, URI schemes, PENs, BCP 47 tags, RFCs, any registry.
100% up · 30 days
Utilities Official MCP Registry · npm Local Remote 48 a week APACHE-2.0
CA
Caelus io.github.heavyblotto/caelus-mcp 34-tool Caelus MCP for validated astrology: charts, transits, Vedic, facts, sky view, synthetic.
100% up · 30 days
Data warehouses and analytics Official MCP Registry · npm Local Remote 45 a week MIT
SQ
Squish io.github.getsquish/squish Give AI random access to video: timestamped contact sheets + zoom into any start/end range.
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Communication and chat Official MCP Registry · npm Local Remote 44 a week APACHE-2.0
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JSON in. Chart or Page out. Same picture forever. Scientific plots included.
100% up · 30 days
Data warehouses and analytics Official MCP Registry · npm Local Remote 43 a week AGPL-3.0-ONLY
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Create short links, QR codes, UTM templates, vCards, and landing pages from your AI assistant.
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Marketing and SEO Official MCP Registry · npm Local Remote 39 a week MIT
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Validate email addresses for deliverability and manage email validation batches with Truelist.
100% up · 30 days
Email Official MCP Registry · npm Local Remote 39 a week MIT
QR
QRX codes.qrx/mcp Turn a prompt and a link into a branded, print-ready QR code that always scans.
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Model and agent tools Official MCP Registry · npm Local Remote 38 a week MIT
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Track and manage how your brand appears in AI answers: rank, mentions, sentiment, share of voice.
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Design and media Official MCP Registry · npm Local Remote 36 a week MIT
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Send a prompt to ChatGPT anonymously and get the answer with its web sources, as JSON.
100% up · 30 days
Model and agent tools Official MCP Registry · npm · PyPI Local Remote 35 a week MIT
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AI-callable calculators and engineering models with real formulas. No hallucinated math.
100% up · 30 days
Utilities Official MCP Registry · npm Local Remote 33 a week MIT
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Manage Speko voice-AI agents, sessions, calls, phone numbers, knowledge bases, evals, and docs.
100% up · 30 days
Docs and knowledge bases Official MCP Registry · npm Remote 30 a week MIT
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Create and manage QR codes, short links, landing pages, and forms in your Hovercode workspace.
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Office documents and spreadsheets Official MCP Registry · npm Local Remote 30 a week MIT
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Check phone numbers (WhatsApp, Telegram, carrier, spam reputation) and e-mail addresses.
100% up · 30 days
Communication and chat Official MCP Registry · npm Local Remote 30 a week MIT
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Vanlife & RV data: roadbooks, fuel, tolls, visas, holidays, hazards, weather, currency. openvan.camp
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Maps and location Official MCP Registry · npm Local Remote 642 a week MIT
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iso-codes MCP — lookups against the Debian iso-codes project JSON.
100% up · 30 days
Utilities Official MCP Registry · npm Remote 28 a week MIT
ON
Onto io.github.ravixalgorithm/onto Clean Markdown and AI-readability scoring for any URL. Built for AI agents.
100% up · 30 days
Office documents and spreadsheets Official MCP Registry · npm Local Remote 28 a week MIT
OD
Odoo io.github.pipeworx-io/odoo Odoo MCP Pack — ERP/CRM via Odoo's external JSON-RPC API.
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Finance and payments Official MCP Registry · npm Remote 27 a week MIT
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Merriam-Webster MCP — wraps the Merriam-Webster Collegiate Dictionary and
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Utilities Official MCP Registry · npm Remote 26 a week MIT