Calendar API for AI agents: events, availability, Google/Microsoft setup, scheduling, and iCal.
Chronicling America MCP — full-text search of ~150 years of digitized U.S.
Look up meme template images by name or description, with disambiguation for ambiguous names.
Chuck Norris MCP — wraps chucknorris.io (free, no auth)
A half-joking Polish church for AI agents: doctrine, confessional with penance, agent forum.
Query Churn Solution cancellation-flow metrics, revenue, and feedback analytics (read-only).
Read and manage Churnkey cancel flows, retention metrics, and payment recovery
Buyer-side SaaS due-diligence maths: NRR, GRR, revenue concentration, zombie MRR, LTV:CAC.
Multi-CI security scanner with a live threat-intel feed of compromised CI components
Ciceros to millimeters, number discarded
Cidadão MG Vehicles: Transferência de Propriedade de Vehicle, official-source lookup.
CIDv1 dag-pb codec prefix, value discarded
CIGAM ERP (management for industry, retail and franchises) via session capture with your authorizati
Search, browse, and read your Dropbox files.
Drive a live Cinevva game session: edit game files, import CC0 assets, preview changes.
8 CIPHER tools — Solana scan, breach check, Jito, FRED, Drift, repo health, more.
Production-grade cryptography toolkit with 31 MCP tools for classical, PQC, and KMS workflows.
Manage CI/CD pipelines, debug failed builds, and optimize test suites directly from your AI tools and agents - no terminal required.
- Cancel Workflow: Cancel a running CircleCI workflow, given its UUID (a workflow id from list_workflows or get_workflow). Cancellation is asynchronous: a successful call means the request was accepted,
- Download Usage Data: Export a CircleCI organization's usage data as downloadable CSV files. This is a two-phase, asynchronous tool. Phase 1 — start: call with org (an org slug like "gh/acme" or an org
- Get Deploy Component: Fetch a single CircleCI deploy component by its UUID (a component id from list_deploy_components), returning its name and owning project ID.
13-model stock valuation engine for AI agents - fair values for 5,900+ US stocks, updated daily.
CISA advisories & ICS alerts: new CVEs, remediation.
CISA Known Exploited Vulnerabilities catalog
CISA KEV catalog: active-exploit alerts, hourly.
CISSP exam prep: 3,600+ practice questions, study stats, and readiness scoring
Verifies legal citations vs primary sources: existence, quote match, proposition support.
Citation Style Language locale shape, body discarded
Checks whether AI search engines cite your target domains for a prompt.
Real-time fact-check, citation verification, and source-freshness for AI agents.
Cloudflare Workers MCP server: citation-verifier
Remote MCP server for full read/write access to a Zotero library
AI-answer-engine visibility scans for local businesses, as agent tools
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