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.
AlicenseAqualityCmaintenanceEnables AI assistants to manage document signing workflows via natural language, including creating envelopes, uploading documents, analyzing contracts, and verifying blockchain anchors.Last updated82MITWhy 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.Last updated86MITWhy this server?
Supports key generation and signing for WebAuthn using ECDSA P-256 (ES256).
AlicenseAqualityAmaintenanceLocal-first MCP server for per-agent key management, generating and using signing keys without external KMS.Last updated841MITWhy this server?
Provides documentation and best practices for WebAuthn and passkey authentication.
AlicenseAqualityAmaintenanceSelf-hosted MCP server for live documentation, code audits, and best practices. 10 tools, unlimited library coverage (363+ curated + npm/PyPI/crates.io/Go fallback), no rate limits. Context7 alternative.Last updated141993Elastic 2.0Why 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.Last updated93Why 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.Last updated62Why this server?
Cryptographically verifies WebAuthn attestation objects and authenticator data.
Alicense-qualityCmaintenanceEnables AI agents to audit JSON Web Tokens (JWTs) and other token formats for security vulnerabilities, including HMAC secret cracking, live JWKS verification, and CVE fingerprinting.Last updatedMIT