MCP Server Directory

Local-first supply-chain security gate for npm/pnpm/bun: typosquat, release age, provenance checks

digest-mcp io.github.nexus-api-lab/digest-mcp

Exact hashing, base64/hex/URL encoding, JWT decoding and UUIDs for AI agents. No auth required.

nexus-mcp io.github.nexus-api-lab/nexus-mcp

Japanese LLM security — prompt injection detection (jpi-guard) + PII masking (PII Guard). Free.

Service Public France io.github.OneNicolas/mcp-service-public

French public services: tax, property, admin, education, healthcare, security, risks, legal texts

Breach, SIM swap, infostealer, domain lookalikes, MCP registry risk, prompt-injection detection.

Zero-auth research MCP: web, academic, finance, news, weather, macro, social, SEC. No keys.

Pact 5 tooling: REPL test runs, trap scanning, gas estimation, interface diff, format checks.

PageLens AI io.github.PageLens-AI/pagelensai-mcp-server

AI website audit: security, SEO, performance, UX and accessibility checks with actionable fixes.

Airports io.github.pipeworx-io/airports

Airports MCP — wraps AirportGap API (free, no auth required), plus a D1 copy of the OurAirports…

Animequotes io.github.pipeworx-io/animequotes

AnimeQuotes MCP — wraps animechan.io (free, no auth)

Search 200M+ papers, authors, citations, and recommendations via Semantic Scholar

Arxiv io.github.pipeworx-io/arxiv

arXiv MCP — preprint server search (free, no auth)

Citybikes io.github.pipeworx-io/citybikes

Citybikes MCP — wraps CityBik.es API (free, no auth required)

ArchGraph dev.archgraph/mcp

Code intelligence platform for AI agents. 20 tools for architecture, security & impact analysis.

Cocktails io.github.pipeworx-io/cocktails

Cocktails MCP — TheCocktailDB API (free, no auth)

Myagi - Open Agent Registry bot.myagi/openagent-registry

Score any website's AI-agent readiness. Open Agent Registry scanner + platform tools.

Dadjokes io.github.pipeworx-io/dadjokes

Dad Jokes MCP — wraps icanhazdadjoke.com (free, no auth)

Deckofcards io.github.pipeworx-io/deckofcards

Deck of Cards MCP — wraps deckofcardsapi.com (free, no auth)

Governs what AI agents do: tool calls, SQL, commands, files checked against policy before they run.

Disease io.github.pipeworx-io/disease

Disease MCP — wraps disease.sh API (COVID-19 statistics, no auth required)

Exchange io.github.pipeworx-io/exchange

Exchange MCP — wraps the Frankfurter currency exchange API (free, no auth)

Read-only Shipcheck launch-risk scans for authorized JS, TS, and MCP repos.

Fruityvice io.github.pipeworx-io/fruityvice

Fruityvice MCP — wraps Fruityvice API (free, no auth)

Gong io.github.pipeworx-io/gong

Gong MCP — wraps the Gong API v2 (OAuth)