MCP Server Directory

Healthy Aging Atlas io.github.RustamIsmail/healthy-aging-atlas

Evidence-ranked supplement data: search, compare, price history, goal recs. No API key.

MCP server for real-time access to the Gunsnation firearms catalog and specifications.

Google Play release lifecycle: tracks, testers, rollout, and Android Vitals.

Nexus Finance API — compliance audit, VaR/RWA risk, market quotes and case management.

Enforce brand writing guidelines in Claude Code — PostToolUse hook + MCP server

simplefunctions io.github.spfunctions/simplefunctions

Calibrated world model for AI agents. 40 tools: world state, markets, trading. Kalshi + Polymarket.

MCP server for real-time LLM API documentation — stop hallucinations

Slug Generator API io.github.Br0ski777/slug-generator

URL-friendly slugs from text — transliteration, custom separators. x402 micropayment.

Jira-like project tracker for AI agents with SQLite, full task hierarchy, and dashboard

SMS Validator API io.github.Br0ski777/sms-validator

Validate SMS-capable phone numbers — mobile vs landline, E.164 format. x402 micropayment.

Statistics Finland (StatFin/PxWeb): search tables, read metadata, fetch JSON-stat2 data.

Pombase io.github.pipeworx-io/pombase

PomBase MCP — the fission yeast (Schizosaccharomyces pombe) model-organism database.

send16-mcp io.github.spruikco/send16-mcp

Email for AI agents: send mail, manage contacts, automations & webhooks. Zero-DNS first send.

Draw on your website, let your AI agent see it. Visual context for code generation via MCP.

SEO tools via x402: briefs, keywords, SERP, backlinks, audits. $0.50-$3/req USDC on Base.

Solana Priority Fee Estimator API io.github.Br0ski777/solana-fees

Solana priority fees at 6 levels, cost in SOL/USD, congestion. x402.

Search and retrieve scholarly metadata from the Crossref REST API

AI security layer: code scanning, PII detection, prompt injection, secrets, CVEs

L402 Lightning paywall + DoI score gate for MCP tools: challenge, verify, score.

Forex, IOF tax, US accounts, stablecoins, and international payments in Brazil.

Model Context Protocol (MCP) server for the Associated Press Media API

KTA-Oracle io.github.Elemzir/kta-oracle

Live KTA rates, market data, payment rails, AML/VAT compliance, SDK snippets. 16 tools.

MCP server for Yandex Market Partner API — orders, offers, prices, stocks, analytics

Essential random number generation utilities from the Python standard library