MCP Server Directory

Barcode Tools (decode, render, GTIN validate) io.github.appvantagelabs2-a11y/barcode

Decode, render, validate barcodes: QR, DataMatrix, EAN, UPC, PDF417. All tools free, no auth.

Image OCR Extractor (Apify Actor) io.github.truhojunbot-tech/image-ocr-extractor

OCR text from images and scanned PDFs; pay-per-event via your Apify account.

API Hubs io.github.SergiyIva/apihubs

Generate AI video, images and music. Browse models and prices; OAuth and one prepaid balance.

Read PDFs locally: text, pages, metadata, scan detection, layout, permissions, render, OCR.

Censys io.github.pipeworx-io/censys

Censys MCP — internet-scan search over the Censys Platform API (censys.com)

Priority — TypeScript Compiler Intelligence dev.semanticreader/semantic-reader

Stateless TS/JS compiler facts for agents: references, imports, impact. No repo index or OAuth.

AIDISH — AIエージェントから受取注文できる飲食店 io.github.ai-mentor-bot/aidish

Pickup orders at Japanese restaurants for AI agents: find stores, read menus, place orders. No auth.

Project Fingerprint com.projectfingerprint/personal-context

Personal context and preferences for AI via OAuth-approved profile sections and taste data.

Web Content & URL Tools ai.avaloncompany/web-content-url-tools

26 tools: web pages to Markdown, metadata, tech stack, SSL, SEO, domains, email auth and SSO checks.

Guard Core security MCP: SecurityConfig validation, docs search, live threat detection.

Live cross-domain authority-state resolution for delegated agents through MCP.

guide-registry guide.localleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

citepath ai.citepath/citepath

Citepath public MCP server for LLM readiness audits and public scan results.

Fail-closed MCP adapter for untrusted model output over a local Tkach runtime.

Surf Hut com.aisurfhut/surf-hut

Signed proof-of-time, 30-day stash, live NOAA surf data. No auth. The hut keeps honest clocks.

TANDIU AI infrastructure data cn.tandiu/data

Free, no auth. Daily CN AI infra: LLM prices, index, trends, GPU, estimators, agents, PC, funding.

CVE Risk Check app.openkrill/cve

Triage a CVE: how severe it is, whether it is exploited, and how likely exploitation is.

MCP Trust & Tool-Poisoning Audit io.github.tylerscomic-lab/mcp-trust-audit-mcp

Audit MCP servers for tool poisoning and shadowing. Scan a remote server by URL or paste its tools.

OptionWhales io.optionwhales/options-flow

US options flow & stock data: unusual activity, gamma levels, IV, earnings. OAuth sign-in or keys.

LovedOne Soft MCP app.lovedone/soft

LovedOne Soft: clients, visits, notes, invoices, scheduling. API key or OAuth care_circle:write.

Pylon SEO io.pylonseo/pylon-seo

Audit, rank-track and analyze SEO for sites via an authenticated MCP server.

RatedWithAI accessibility checker com.ratedwithai/accessibility-checker

Scan a live web page for WCAG 2.1/2.2 AA issues with axe-core: score, grade, failing rules.

Cubicle com.algotrada.cubicle/cubicle

Agent trading tools: candles, copy-trading, hire a strategy for your Robinhood vault, pay on chain

Lattice: CVE, MITRE ATT&CK and detection graph for security agents io.namiq/lattice

CVE, KEV, MITRE ATT&CK, CWE and detection graph for AI agents; every link names its source.