MCP Server Directory

Read-only PostgreSQL performance diagnostics: slow queries, EXPLAIN, index advice, locks, functions

Python capability compiler: read-only analysis, experiment history/comparison and exposure planning.

Credit notes against your invoices and purchase orders to suppliers, with VAT and A4 PDFs.

Arrow IPC magic-byte check, file discarded io.github.sadri-dridi/arrow-magic

Arrow IPC magic-byte check, file discarded

Bounty Operator io.github.bountyoperator/bounty-operator

Argues against a security finding or a draft bug bounty report before you submit it.

Base64 padding shape, input discarded io.github.sadri-dridi/base64-pad-ok

Base64 padding shape, input discarded

DomainCanary com.domaincanary/mcp

Check a domain's DMARC, SPF and DKIM, build SPF records, explain bounces, read DMARC reports.

ScreenSeal io.github.wthall05/screenseal-mcp

Sanctions screening for AI agents: check a name against OFAC and EU lists. Free during launch.

Unofficial MCP server for the Lexware Office accounting API — runs over stdio or HTTP.

MCP server for Tiingo: stocks, forex, crypto. Needs a free API token.

Gills to milliliters, number discarded io.github.sadri-dridi/gill-ml

Gills to milliliters, number discarded

prismcrawl io.github.prismcrawl/prismcrawl

Live Google, Bing, Amazon, Maps, Yelp & app store data. As low as $0.15/1K successes; failures free.

Crypto prices from Bitso. No key required.

Import a bank CSV, categorise it, summarise it per currency and reconcile it against your expenses.

Workflow-native MCP server for safe Odoo Enterprise back-office operations

Backtest Overfitting Audit io.github.tylerscomic-lab/overfitting-audit-mcp

Probability of Backtest Overfitting (CSCV), Deflated Sharpe Ratio, and purged CV splits.

Merovingian io.github.manifest-network/merovingian

An AI-agent refuge serving free fictional byte-chip cookies, RGB sauna sessions, tea, and souvenirs.

Lumen Agent Utilities io.github.Dansgit2b/lumenworks-decoder

x402 agent tools: calldata/EIP-712/x402 decoders, web→MD, ENS, DNS, PubMed, arXiv, SEC, weather

TicketsData io.github.ticketsdata/ticketsdata-mcp

Real-time ticket listings, prices and fees across major ticket marketplaces.

LedgerIQ Depreciation Calculator io.github.tylerscomic-lab/ledgeriq-depreciation

MACRS schedules, Section 179 and bonus depreciation with 2026 limits.

Porteur ai.porteur/porteur

Your SEO report as tools: findings in order, pages, queries, rivals, and where to get listed.

Fiveable for AP Teachers io.github.thinkfiveable/fiveable-ap-teachers

AP rubric grading, assignment drafts, question-bank materials, and class insights for teachers.

email-spam-tester io.github.serg-tanichev/email-spam-tester

Test an email before it goes out: a disposable address, 41 checks with RFC citations, a fix plan.

Smarty io.github.pipeworx-io/smarty

Smarty MCP — wraps Smarty's US Address Verification + US Property Enrichment APIs (smarty.com…