MCP Server Directory

Front-End Checklist io.github.thedaviddias/front-end-checklist

Review frontend code and live pages against 386 quality-gated web development rules.

Step-through debugging for AI agents: breakpoints, stepping and live variables in ten languages

CQ zones as CQ publishes them (WAZ Zone Definitions), in ADIF's DXCC and subdivision codes

Local, token-budgeted code context with file:line provenance and selection receipts.

Backtest Overfitting Audit io.github.tylerscomic-lab/overfitting-audit-mcp

Probability of Backtest Overfitting (CSCV), Deflated Sharpe Ratio, and purged CV splits.

Turn any codebase into a queryable knowledge graph — offline-first, zero API keys.

Kentucky Code io.github.pipeworx-io/kentucky-code

Kentucky Revised Statutes (KRS) — state statutes by citation and by topic.

Duo Data Utilities: IBAN, ISIN, VAT and Tax ID, Barcode, Timezone, Geo APIs com.duoleads.api/data-utilities

IBAN, ISIN, VAT/tax ID, GTIN validation; timezone, geo, text, chain utilities. Pay per call

whobuildsit — space & defence hardware suppliers com.whobuildsit/catalog

Find space and defence hardware suppliers and parts by specification, process and certification.

Civica citizenship test prep com.citizenleap/civica

Read-only citizenship test facts, official sources and sample questions for 8 countries.

UK property & area data si.fourzerotwo/uk-property

Sold prices, area reports, postcodes, flood risk, crime and food hygiene for any UK location.

Kitsuvo io.github.leancoderkavy/kitsuvo

Browse and inspect sites in your own Kitsuvo browser through an opt-in authenticated relay.

Names the Gateway API field that replaces each retired ingress-nginx annotation — or tells you there

Finds the AI call sites, generation code and system prompts that trigger EU AI Act Article 50 disclo

Lumen Agent Utilities io.github.Dansgit2b/lumenworks-decoder

x402 agent tools: calldata/EIP-712/x402 decoders, web→MD, ENS, DNS, PubMed, arXiv, SEC, weather

Turn an idea into a device anyone can build: parts, printed parts, wiring, code and a picture guide.

Brighter fi.brighter/brighter

Browse, backtest and write rule-based portfolios of tokenized US stocks.

Ziplore: US ZIP Code API (county, time zone, demographics, radius) dev.workers.cybermax-tools.cybermax/ziplore

Ziplore: US ZIP to county, FIPS, time zone, Census demographics; radius and city ZIPs. Free, no key.

Feedpeck: RSS Feed Finder & Reader by Website dev.workers.cybermax-tools.cybermax/feedpeck

Feedpeck: find any site's RSS/Atom/JSON feeds + latest posts. Free, no key.

Inspect files, extract content and make guarded edits locally. Linux x86_64, glibc 2.35+.

Appeal My Claim io.github.GoodTurnStudio/appealmyclaim

Appeal a denied US health insurance claim: denial codes, rights, deadlines and a draft letter.

Rotate Pilot — FAA exam prep io.github.Perufitlife/rotate-pilot

FAA written-test prep: practice questions, readiness diagnostic, METAR/TAF, drone airspace

email-spam-tester io.github.serg-tanichev/email-spam-tester

Test an email before it goes out: a disposable address, 41 checks with RFC citations, a fix plan.

The full Helm CLI surface as 46 MCP tools, backed by the Helm v3 and v4 Go SDKs.