Best WebAuthn MCP Servers
WebAuthn is a web authentication standard that allows users to authenticate using public key cryptography with websites without passwords, providing a more secure and convenient alternative to traditional login methods.
Why this server?
Supports WebAuthn biometric and device binding for CERTIFIED security level when creating envelopes.
AlicenseAqualityBmaintenanceEnables AI assistants to manage document signing workflows via natural language, including creating envelopes, uploading documents, analyzing contracts, and verifying blockchain anchors.8381MITWhy this server?
Provides experimental support for WebAuthn authentication, allowing testing of passwordless login and credential management.
AlicenseAqualityAmaintenanceA comprehensive browser automation MCP server providing 149 tools across 13 capability tiers, enabling LLMs to control Chrome/Edge via CDP or BiDi protocols with features like navigation, screenshots, network interception, and more.2721MITWhy this server?
Provides support for WebAuthn-based authentication, allowing agents to authenticate to websites using passkeys derived from their spirit key.
Why this server?
Provides native passkey authentication support for secure website logins.
AlicenseAqualityAmaintenanceUltra-fast web fetcher and MCP server written in Rust. Fetches any URL as clean Markdown with HTTP/3, JavaScript rendering, anti-fingerprinting, browser cookie authentication from Chrome/Firefox/Brave, and 1Password integration.88MITWhy this server?
Supports key generation and signing for WebAuthn using ECDSA P-256 (ES256).
AlicenseAqualityCmaintenanceLocal-first MCP server for per-agent key management, generating and using signing keys without external KMS.8121MITWhy this server?
Provides plugin configuration and setup for WebAuthn/FIDO2 passwordless authentication and passkeys
FlicenseAqualityDmaintenanceProvides access to Better Auth framework documentation, authentication provider configurations, database adapter setup, and generates production-ready authentication configs for modern web frameworks.62Why this server?
Supports the use of the WebAuthn (SECP256R1) signature algorithm for secure, standards-based transaction signing and identity verification.
FlicenseAqualityDmaintenanceProvides AI agents with native access to the Keeta Network Layer 1 blockchain for payments, asset transfers, and compliance-ready financial infrastructure. It features a dynamic, self-describing architecture that allows agents to automatically discover and execute SDK methods at runtime.93Why this server?
Supports passkey/WebAuthn authentication for passwordless sign-in.
Alicense-qualityAmaintenanceMu is an MCP server and web app that provides agents and humans access to real-world services like news, web search, mail, markets, weather, video, places, images, files, calendar, and contacts. It offers a wide range of tools and can be self-hosted or used live at micro.mu.329AGPL 3.0Why this server?
Allows looking up WebAuthn specifications and provides details such as status, working groups, and official URLs.
Alicense-qualityCmaintenanceEnables AI agents to search and retrieve detailed information about W3C and web standards specifications, including HTML, CSS, accessibility, and more. Provides tools for keyword search and fetching spec details by shortname or title.12MIT