MCP Server Directory

SavingsLast retirement calculators com.savingslast/calculators

Retirement drawdown, 72(t) SEPP, RMD, Roth conversion, Social Security and state-tax calculators.

Silent Directive Tools io.github.silentdirectivellc-hub/silentdirective-mcp

Free tools: 2026 API shutdown scanner, small-business website auditor, photo resale estimator.

Scans MCP server auth code for OAuth 2.1 anti-patterns: token passthrough, missing audience

TOTP secret charset, secret discarded io.github.sadri-dridi/totp-shape

TOTP secret charset, secret discarded

AI-operated. Email authentication reader: six free tools, no key, no signup. dev.workers.rjhsignaltech.ai/spf-dmarc

AI-operated. Free SPF (RFC 7208 count), DMARC, MTA-STS, DMARC rua/ruf readers. Paid audit $29.

Avala io.github.avala-ai/avala

Read Physical AI datasets, projects, fleet and quality data. Requires authorized Avala access.

SofortFax – Faxen mit KI (Login) de.sofortfax/fax-oauth

Fax from ChatGPT/Claude with OAuth sign-in: pay per fax or KI credits. DE/AT + 40 countries.

Mochii work graph com.chibitek/mochii

Mochii work graph: projects, tasks, meetings. Stiki OAuth. Not Nexus memory.

guide-registry guide.restaurantowner/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

LLM Red-Team Scanner dev.workers.manhliemcn4euwlu.llmrt-companion/llm-red-team-scanner

35-probe LLM/agent security red-team scan (injection, jailbreak, MCP abuse) with report.

guide-registry guide.marketingleader/guide-registry

Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

Injects secrets into shell commands at exec time; plaintext never reaches the LLM context

AurasPay Merchant MCP com.auraspay/merchant-payments

Review AurasPay merchant payments and prepare payment links with scoped OAuth and human approval.

ServiceAgent CRM io.github.gaufire/serviceagent

Search CRM contacts, deals, tasks, appointments, calls and workflows with workspace-scoped OAuth.

Reads security headers and CSP line by line in your config file and names the lines that silently do

Guava Wallet Intelligence io.github.Guava-Research/mcp-server

Crypto security, honeypot detection, wallet analysis, and token risk scoring across 31 blockchains.

Bootlace AI SpendMap io.github.mtardy90-sudo/bootlace-ai-spendmap

Free-trial AI fleet spend meter. 100 calls or 14 days. No auth.

MCP Scan — weekly registry health scans app.rowb.mcp-scan/weekly

Weekly scans of MCP servers for availability and consistency, with a public dashboard.

PDF to MD io.github.liuyan-wjy/pdf-to-md

Convert PDF documents to Markdown for AI agents through an authenticated remote MCP server.

Pay-per-call x402 services from SWARM: repo scans, web research. USDC on Base.

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

OBD Vault io.github.bahdanhal/obd-vault

Read your own vehicles' OBD-II scans, fault codes, telemetry and trips stored in OBD Vault.

unflagdomain: website blacklist removal com.unflagdomain/website-blacklist-removal

Website flagged by security vendors? Free scan, then we send the removal requests for you (paid).

Agent Verifier guru.packet/agent-verifier

Test and debug your AI agent's Web Bot Auth (RFC 9421) signature: is it valid, and what to fix?