MCP Server Directory

databutler-stats io.github.physics-star-cat/databutler-stats

Exact statistics & probability: distributions, hypothesis tests, CIs, Bayesian updates, regression.

Ubuntu Security Notices / USN (usnwatch) — buy per-query in-session com.a2awire/data-ubuntu-security-linux-vulnerability

Ubuntu security: USNs per CVE, patched versions. Register in-session — free testnet funds.

Dubai Wealth Index com.dubaiwealthindex/dubai-wealth-index

Registered Dubai apartment prices, rents, gross yields and returns, by building and by area.

Parse, lint, format, render, and migrate Carve documents through MCP.

Knowl io.github.dat999zx/knowl

Persistent memory for AI agents, for code, research and everyday life. Stale facts retire.

Go Vulnerability Database Tracker — buy per-query in-session (govulnwatch) com.a2awire/data-go-vulnerability-golang-security

Go vulns: CVEs per module, fixed versions. $0.01/query. Register in-session — free testnet funds.

Discover, evaluate, install, and validate generated websites for the self-hosted CodeY CMS.

A repository wiki of Markdown pages anchored to real code: read, search, and verified writes.

Reports what a checked Lean 4 or Metamath proof rests on: inherited sorry, compiler trust, axioms.

Report local task-scoped test and build residue without cleaning resources.

US state OK io.github.sadri-dridi/st-ok

USPS state code OK.

Vinv runs, tests, and finds issues in your services — with zero code changes.

ScriptHaul com.scripthaul/transcripts

Free YouTube transcripts, no API key: videos, channel lists, latest uploads, bulk download links.

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.

PermitReporter — US Building Permit Intelligence com.permitreporter/us-building-permits

Source-linked building-permit search across 34 US states and DC, with county-level coverage.

Storm risk, route risk and reanalysis backtests for any point on earth. No key, no wallet.

Permits Engine — Agent Market io.github.USTechAutomations/usta-agent-market-mcp

Free MCP tools: permit quotes, jurisdiction index, track record, attestation.

Delegate a self-contained task to opencode's free-tier models as a one-shot subagent.

Product Hunt Launches — new & upcoming products (producthuntwatch) com.a2awire/data-product-launch-upcoming-product-tracker

Upcoming product launches: trackers & announcements. Register in-session — free testnet funds.

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.

Reviewder app.reviewder/reviewder

Job board: developers post paid review gigs for apps, websites and games; creators name their price.

US state NV io.github.sadri-dridi/st-nv

USPS state code NV.

MCP Server Discovery — new model-context-protocol repos ($0.01/query) com.a2awire/data-model-context-protocol-mcp-server-discovery

New MCP servers on GitHub: discovery index. $0.01/query. Register in-session — free testnet funds.

Context intelligence for AI coding agents: navigation, impact, memory, guarded edits.