Best Auth AI Skills & MCP Servers

L402 Lightning paywall + Depth-of-Identity score gate for MCP. Two integration shapes: (a) stdio MCP server exposing l402_gate_challenge / l402_gate_verify / l402_gate_score for agent clients; (b) drop-in Express middleware + MCP tool factory that combine

MCP server for Milkbasket — AI-powered grocery shopping for India. Authenticate via OTP, search products, manage cart, and check wallet from Cursor, Claude, or any MCP client.

Dynamic MCP server toolkit for runtime toolset management with Fastify transport and meta-tools

MCP server for Gmail integration with OAuth authentication, message search, batch operations, and Google Sheets export

Search books and authors, fetch editions, browse subjects, and resolve cover images from Open Library via MCP. STDIO or Streamable HTTP.

Model Context Protocol (MCP) server for Prizmad — generate AI UGC video ads from any product URL. Tools for recommend_template, upload_image, create_video, get_video_status (with live progress), create_video_batch, list_my_videos. OAuth 2.1 Connect flow f

A Model Context Protocol (MCP) server optimized for India that provides comprehensive medical information by querying multiple authoritative medical APIs including FDA, WHO, PubMed, and RxNorm. Features India-first defaults for health statistics, Indian m

MCP server for 1C:Enterprise — 9 tools for catalogs, documents, registers, reports via OData 3.0. Basic auth.

MCP server for Outlook integration with OAuth authentication, message search, and batch operations

GitHub MCP Server with OAuth support for Issue management

Outage radar for AI agents. LLM pricing, status, inference performance, and real-time agent-reported failure signals. 9 tools. No auth required.

MCP server that turns PowForge pow-captcha into agent auth. Charge AI agents per-call without accounts: PoW solve = free tier, Lightning payment = paid tier. Three tools: challenge, verify, status. Stdio + HTTP Streamable transports, stdlib only — no MCP

VibeSecurity — Auditoria de segurança para quem cria com IA. Secrets, vulnerabilidades e rotas sem auth.

PerfAI MCP Server - Security, Design & Quality Analysis with Auth0 Authentication

Enhanced MCP server for X with OAuth 2.0 support, media uploads, and comprehensive rate limiting.

Unofficial Substack MCP server. Born from frustration, built with AI. 12 tools, browser auth, rich text support. Not affiliated with Substack Inc.

Security scanner for AI agent tools. Local static scan of MCP IDE configs (41 rules, toxic flow heuristics, AAuth visibility, auto-fix, tool pinning). Optional proxy + in-browser dashboard: traffic, findings, AAuth Explorer, YARA, Playground. Smart Scan o

MCP server for Adobe Experience Manager (AEM) documentation at aem.live. Gives AI assistants (Claude, Cursor, Cline, Windsurf) direct access to AEM Edge Delivery Services docs — blocks, authoring, CDN setup, Sidekick, Lighthouse 100, and more.

SAP ABAP ADT MCP server with full CRUD for on-prem and ABAP Cloud (BTP), plus JWT/XSUAA and service-key destination auth

MCP server that lets AI read Notion, Google Docs, Jira & any login-protected page via a real browser

MCP server for MoySklad (Moy Sklad) ERP/inventory API — products, stock, orders, counterparties, supplies, profit reports. 10 tools. Token bucket rate limiting (45 req/3s). Dual auth: Bearer token or Basic login/password.

MCP server for Google Drive, Google Docs, Google Sheets, and Google Slides with full read/write operations, rich markdown-to-docs formatting, theming, shared drive support, and OAuth2 authentication

MCP server for Bitrix24 CRM — deals, contacts, tasks via webhook API. 4 tools. Auth via URL webhook path.

MCP server for Cycles — runtime budget authority for autonomous agents