MCP Server Directory

Claude Cost Audit io.github.tylerscomic-lab/claude-cost-audit-mcp

Exact Claude API cost calc with real cache economics, plus a tiktoken-misuse scanner.

MCP server that pays x402-gated HTTP endpoints — fetch, and on a 402 authorize, sign, retry

contractor-quote-check com.checkmycontractorquote/contractor-quote-check

Check contractor quotes for red flags and pricing risks. Free scan, paid reports, RFP tools.

Every agent action watched, every money-moving one gated, every verdict independently verifiable.

Kortexio Memory io.kortexio/memory

Hosted ambient memory for AI agents. Retrieve context and save notes via MCP tools with OAuth.

Manage WiseWall sites from an AI coding assistant — deploy, configure DNS, secrets, and plans.

Bug Bounty Intelligence io.github.holistis/bug-bounty-intelligence-mcp

AI security scanner for Solidity + free CC0 dataset of Sherlock audit-competition acceptance rates.

Deploy localhost to a private, authenticated link from your AI coding agent.

Scans code for hardcoded secrets (AWS, Stripe, GitHub, JWTs) before an AI agent commits it.

qart.uk QR studio uk.qart/qart

qart.uk MCP server: resolve scanned codes, browse the free pool, and buy QR artwork.

Lambda Labs MCP by usefulapi io.usefulapi/lambda-labs

Read GPU instances, types, images, filesystems and firewall rules; launch and terminate instances.

Arcane Docker and Compose management over MCP and CLI with authenticated stdio and HTTP.

A security-focused MCP server for self-hosted n8n Community Edition.

SSH for AI agents: commands, files, backups and health, with approval, a vault and an audit trail

Turn any website or API into structured JSON with LLM-authored declarative scraping configs.

Local-first MCP server that exposes a Markdown vault through MCP.

ARVI Wine Catalog ch.arvi/catalog

Swiss merchant ARVI SA: 27,000+ fine & rare wine labels, 300,000+ bottles ready to ship. No auth.

Local-first Wi-Fi incident diagnostics with native BLE scan, history, and risk evidence.

Wikexa Knowledge com.wikexa/knowledge

Wikipedia, Wikidata and Wiktionary as clean JSON, not HTML. 1.9M searchable. Free, no auth.

Python Code Validator ai.statemind/python-code-validator

Proves AI-generated Python does what you asked: lint, types, security, sandbox run, exact fixes.

NPMScan io.github.salemalem/npmscan

Detect malicious or vulnerable npm packages: registry search, OSV.dev and GitHub advisory lookups

Send end-to-end encrypted email and files. Encryption happens on your machine, not our server.

Domain security & privacy checker as an MCP server. 17 live checks, 0-100 score, local-first.

Tenpace Review Router io.github.Patrax/review-router

Human-authenticated setup for routing GitHub pull requests into the right Slack channel.