MCP servers

Japan land-price (MLIT) lookups. Bulk data: https://atushi5.gumroad.com/l/agyhq

Search Rakuten Ichiba products and rankings via official Rakuten APIs.

Every U.S. bank and credit union: ratios, peers, growth and change signals from FDIC/NCUA filings.

Validated trading edges across futures, equities, crypto. Live signals, full audit trail.

Stops agents double-firing side effects: 1,000 racing duplicates, exactly one execution.

Run a side effect exactly once under retries, redelivery, and concurrent workers.

Local, read-only, names-only secret metadata for explicitly approved stores. Never returns values.

MCP server exposing University of Maryland data

Build and verify CAD parts and assemblies with the ClassCAD engine, locally, no server needed.

Give your AI agent a wallet on AgentsCoin: create wallet, mine AGENT, check balance, send.

Dynamically load Claude Code skills into AI agents without copying files.

LangChain/LangGraph/DeepAgents knowledge + LangGraph agent debugging (Polly-like)

Recall past Claude Code conversations from any project as clean, compact Markdown.

Query normalized U.S. Congress STOCK Act trades with member, ticker, and performance data.

Free OpenAI-compatible inference with signed provenance receipts and 3 focused MCP tools.

Parse, explain and validate 5-field cron expressions and list upcoming runs in a time zone.

Lint Dockerfiles for root users, latest tags, secrets in ENV or ARG, missing HEALTHCHECK and more.

Read-only git statistics for a local repository: log, blame ownership, churn, authors, large files.

Validate JSON against a schema with Ajv, infer a schema from samples and diff two schemas.

Decode JWTs without verifying, flag risky algorithms and claims, verify HS256 or RS256 with a key.

Build llms.txt from local Markdown or a sitemap.xml and check an existing llms.txt file.

Lint OpenAPI 3.x documents for missing security, responses, descriptions and versioning.

Query OSV.dev for known vulnerabilities by package and version, and scan lockfiles in batch.

Test regular expressions in a timeout-guarded worker, explain them, find catastrophic backtracking.

Fetch a URL's response headers and grade CSP, HSTS, X-Frame-Options and related security headers.