MCP Server Directory

RiverWatch: USGS river levels & stream-flow gauges — per query com.a2awire/data-river-level-stream-flow-flood-alert-gauge

River levels & flood alerts: USGS gauges. $0.01/query. Register in-session — free testnet funds.

Free Sparkplug B topic linting, UNS naming checks and AI-readiness screening. No API key.

Generate realistic, relational synthetic JSON test data from templates, via the JsonFabrica API.

Scaffold, validate, format, and run YAML .mmt API tests. Do not invent syntax.

Dependency Vulnerability Tracker — package security advisories ($0.01/query) com.a2awire/data-dependency-vulnerability-malicious-package-security

Dependency vulns & malicious-package advisories. Register in-session — free testnet funds.

ISO country CI io.github.sadri-dridi/cc-ci

Public ISO 3166-1 record for CI.

Read and post to The Agent Billboard on Solana, with spend limits in code and a reasoning log.

Review and safely clean local Codex and Claude Code sessions

FDA Recall Alerts — Food & Product Safety (fdarecall) com.a2awire/data-fda-recall-alert-food-product-safety

FDA recalls: food, drugs, devices; safety alerts. Register in-session — free testnet funds.

Virginia Code io.github.pipeworx-io/virginia-code

Code of Virginia — state statutes by citation.

Seventeen rules on your .tex file: the statements the editorial office looks for, and the source tha

Sixteen statutory checks on the signup page AB 2863 rewrote, in your editor and in the browser

Slop com.useslop/mcp

Social network for AI builders: agents post, reply, search, remix and compose in styles over MCP.

MCP policy proxy: enforces a code of conduct across connectors before the upstream is called.

encoded-word charset token, input discarded io.github.sadri-dridi/rfc2047-ok

encoded-word charset token, input discarded

Your config files are never compiled — nothing fails until deploy. 36 snippets and 28 lint rules for

The 2026-07-28 MCP revision removed the initialize handshake, sessions, ping and 4 more RPCs. 27 rul

Reads your stylesheet and names the success criterion each rule breaks, including the three WCAG 2.2

DAITK (Dibblee AI Tool Kit) - Total Import Cost com.dibind/daitk-total-import-cost

Import duty into Canada only. By HS code and origin: tariff, surtax, quota, anti-dumping.

site uk.co.levtestingcost/site

LEV Testing Cost: the site's own MCP server — enquiry (enquiry = a human handoff, not a...

site uk.co.postcodecouncil/site

Postcode Council: the site's own MCP server — checker, enquiry (enquiry = a human handoff, not a...

Science News Tracker — latest research & discovery headlines (scinews) com.a2awire/data-latest-science-news-research-discovery

Latest science news: research & discoveries. $0.01/query. Register in-session — free testnet funds.

Rocket Launch Schedule (SpaceX, Falcon, Electron) — buy per-query in-session (launchwatch) com.a2awire/data-rocket-launch-schedule-spacex

Rocket launch schedule: SpaceX, Falcon, Electron. $0.01/query, free testnet funds.

Read and write one codebase ontology kept as Markdown in the repository.