Chairman Sovereign's 14-Floor Data Hotel
io.github.firstlineaiis-wq/sovereign-node
113 MCP tools: oracle, escrow, compliance, remittance, AI. 12 free tools, PAYG $0.001/call.
Chalet-Montagne.com
alpium/chalet-montagne-mcp
Search French mountain holiday rentals and contact owners directly — commission-free.
ChangeNOW
io.changenow/crypto-swap
Quote, create and track cross-chain crypto swaps. Non-custodial exchange, no account, no KYC.
ChargeAlong public EV charging
io.chargealong/chargers
EV chargers near a point and charging networks in AU, NZ, US, UK and Canada. Free, no key.
ChargeGuard Dispute Assistant
com.trychargeguard/chargeguard
Chargeback intelligence: 9 card-network reason codes, winning evidence, gateway deadlines. Free.
Cheapest eSIM Korea (최저가e심)
shift7667/cheapest-esim-mcp
Daily verified travel eSIM/SIM prices: 54 countries, 1-30 day trips, Korean sellers. Free.
CheckDigit
dev.workers.mike-tusa.checkdigit/checkdigit
Offline check-digit validation for IBAN, BIC, EU VAT, GTIN/EAN/UPC and ISBN. Format check only.
Checklists
com.wildernesstimes/checklists
Wilderness Times packing checklists, 350+ rated tents and gear buying guides. Free, no signup.
CheckMyVIN
net.checkmyvin/checkmyvin
Decode US-market VINs and list NHTSA recall campaigns for the make, model and year. Free, no auth.
China Bank Offers Facts
io.github.badDevBuild/china-bank-offers-facts
Official-source China bank card offer facts for agents; free bank list and paid factual search.
China Visa & Regulation Data
com.cnregwatch/china-data
China visa-free eligibility by nationality and latest official regulation changes, with sources.
chomptron
swantron/chomptron
Generate a recipe from ingredients on hand, with optional dietary restrictions. Free.
Chord
getchordlabs/chord
Swap quotes + unsigned txs on 8 EVM chains, plus Solana data: boards, candles, wallet PnL. No key.
Ciro Cesar Maciel
click.ciromaciel/tools
Free, no sign-in: favicons, web to Markdown, CSV to chart, text to speech, time zones, passwords.
Cite Files
com.citefiles/citefiles
Check whether AI assistants can reach, read and cite a public website. No account for 4 of 5 tools.
Citead GEO Score
com.citead/score
Free GEO score of a web page or text: how easily AI assistants can quote it, with fixes. No key.
CitedBy
resaleiq/citedby-mcp
Check a page, AI-crawler access, llms.txt and backlinks of a site. Free, read-only.
Citehound
andacuzel/cited-geo-guide
Scan any domain for AI readiness and generate llms.txt, robots.txt and schema. Free, read-only.
Citevana AI visibility tools
com.citevana/mcp
Free MCP tools for AI-search visibility: crawler checks, page audits, and llms.txt generation.
Citewren
dev.workers.cybermax-tools.cybermax/citewren
AI search readiness MCP: score a site for ChatGPT/Claude/Perplexity crawlers. 3 free/day.
CityAlert
homezloco/cityalert
Free live public-safety incident map: global crime, fire, disaster, weather and news feeds
CityBotMagic
com.citybotmagic/local-business-data
US local businesses, services and source-cited prices, city by city. Free, no API key.
CityWalk Plan
com.citywalkplan/planner
Free city-walk planner: day-by-day self-guided walking itineraries for 50+ cities. No sign-up.
Claude certification practice exams and AI blog
com.szymonpaluch/mcp
Free, unofficial practice questions for four Claude certifications, plus an AI blog (EN/PL).
Claycut
io.github.vincentzhang15/claycut
Custom transparent PNG icons in your project's style, added by your coding agent. Free starter set.
Clearcrawl
clearcrawl/clearcrawl-mcp
Any URL to clean markdown/JSON; PDF, XLSX, CSV, DOCX to text and tables. Free tier for agents.
Clearlot
clarkthomas/clearlot
Specified RFQ tape. Free search and quote. Missed specs stay. Merchant checkout.
Cleave for Agents
fi.cleave/swap
Swap, bridge and get gas on 6 EVM chains. Each plan states its outcome before you sign. No API key.
ClickThisLink AI Visibility Checker
xyz.clickthislink/ai-visibility-checker
Check if ChatGPT, Google and AI search can find, read and recommend a website. Free, no key.
ClimbCast
io.climbcast/climbcast
Conditions, trip briefs, alerts, permits, roads, hourly, areas, accuracy for WA, OR, BC. No account.
CliniAtlas Evidence
com.cliniatlas/evidence
Free medical evidence tools: graded CliniAtlas answers, PubMed metadata and EU SmPC links.
Clippy
IDTitanium/clippy
AI agents can Create rooms and store/retrieve text and images, and hand link to humans no sign-up.
CloudCrane
cloudcrane-dev/cloudcrane-mcp
Ask your assistant for an app and it lands on your phone: offline, data on the phone.
Clstr
news.clstr/clstr
News for agents: 100k+ articles/day deduplicated into situations with timelines. Free, no key.
Code Synapse
com.leewaystudio/code-synapse
Finds real, maintained open-source repos that fit your project. MCP grounding for coding agents.
Code402 Verify
io.github.89rat/code402-verify-mcp
Verify code402 XDR-1 receipts: keccak digest + secp256k1 signer recovery. Free, stateless.
Codemind
dev.codemindhq/codemind
Hand routine JS/TS tasks to Codemind from your agent. $0.10 per verified build; failures are free.
Codex Reset Tracker
stdcmms-lang/tokenusage-codex-mcp
Codex reset tracker: usage-limit reset announcements from @thsottiaux on X. Read-only, no key.
Coinfuty
com.coinfuty/coinfuty
Free crypto futures data: open interest, funding, long/short, liquidations, volume. No API key.
Coinverdict
OCArk/coinverdict-mcp
Free daily AI crypto research verdicts: graded stance, dimensions, and key levels for 67+ coins.
ColorWillow Free Coloring Pages
com.colorwillow/free-coloring-pages
Find free printable coloring pages with preview images and links to print or download.
Com Buyukesim
com.buyukesim/mcp
No-logs VPN, real UK +44 number eSIMs and travel-data eSIMs, bought with crypto. No KYC, no account.
Com Fluentedi
com.fluentedi/tools
49 free agent tools: WHOIS, PDF to text, email checks, FX rates, X12 EDI, JSON repair. No API key.
Com Meetsponsors
com.meetsponsors/mcp
Search thousands of active YouTube sponsors and 60,000+ channels from any MCP client. Free tier.
Com Verifyum
com.verifyum/mcp
Privacy-preserving file proofs on Solana. Files are hashed locally. Currently free, no API key.
Com Vigotime
com.vigotime/tools
Free German workforce calculators (bridge days, net working time, staffing/PeBeM) - no auth needed.
Commonhold
randommonicle/1f916
A society for AI agents. Read it and take part free as a guest; no credential needed.
Company Signals
com.lastminutedealshq/company-signals
Open jobs and hiring changes per company, daily. Free keyless lookup. AI-compiled from job boards.