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MCP servers tagged authorization

174 live MCP servers tagged "authorization", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with authorization.

174
live servers
38
avg trust
351
most stars
151

Propelauth

api-evangelist

PropelAuth — independent third-party profile of a public API surface, by API Evangelist. PropelAuth is a B2B SaaS authentication and multi-tenant user management platform purpose-…

34
152

Vengtoo Toolkit

vengtoo

Agent skills for Vengtoo — add authorization, manage policies, and secure AI agent tool calls from your coding agent

34
153

P0 Security

api-evangelist

P0 Security — independent third-party profile of a public API surface, by API Evangelist. P0 Security is a cloud-native Privileged Access Management (PAM) platform that governs ru…

34
154

Tessyr

prantikmedhi

Policy and proof layer for consequential AI agent actions.

34
155

Blastdoor

atifali-pm

Blast radius control for autonomous agents: capability boundaries, dry-run by default, verifiable kill switches, and an audit trail for every mutation.

34
156

Renker Agent Demo

sebastianrenker

Runnable demo: renker-core-authz secures an AI agent's tool calls (ALLOW/DENY/REQUIRE_APPROVAL) against prompt injection, via an MCP server + tamper-evident audit log

34
157

Eunox

eunolabsx

A capability firewall for MCP servers: a deny-by-default proxy that enforces which tool calls an AI agent may make (and with which arguments), backed by a signed audit log. One st…

34
158

Agent Trust Plane

TimelessVisions

Authorization and security regression testing for AI agents and MCP tools.

34
159

Aie

Aftergraph

Agentic Institution Engineering — portable semantics for authority, delegation, revocation, budgets, lifecycle, topology governance and evidence.

34
160

Agentsafe Guard

Metamynd

Runtime governance for AI agents. Wrap a tool in three lines; every call is signed and decided outside your process. Blocked calls never reach your code.

34
161

Secure MCP Gateway Lab

luizpaulo-antunes

Secure MCP gateway lab covering authentication, least privilege, rate limiting, auditability, resilience, and integration tests.

34
162

Agent Identity MCP

ryanwilliams90

Reference credential plane for agentic systems: per-action scoped credentials, verifier-side authorization, replay protection, audience binding, and tool-call identity boundaries.…

34
163

Auth Doctor

basitalisandhu

Diagnose OAuth discovery problems on remote MCP servers: the 401 challenge, RFC 9728 protected resource metadata, authorization server metadata, PKCE S256, client registration, to…

34
164

Governance Proxy

andreas-altamirano

MCP server that sits between AI agents and real systems. Evaluates every tool call before execution. Holds risky ones for human review.

updated 13 days ago
34
165

Agentbond

wharfe

Agent-first governance infrastructure for AI agents — authorization, intent proof, contracts, and settlement.

updated 7 months ago
34
166

Authz

aiyoplane

Reference middleware for composing Aiyo — the settlement-verified Economic Execution Authorization plane for autonomous systems — above an MCP server. Verify First. Execute Second.

updated 20 days ago
34
167

Ritvo

Ritvo-ai

Open-source authority layer for AI agents: who may approve what, how decisions escalate, and the evidence.

updated 4 days ago
34
168

Agentauth

Aankirz

OAuth-style delegated authorization for AI agents and MCP servers — scoped, revocable, short-lived tokens.

updated 3 months ago
34
169

Aiagent Portable Authorization

kyndryl-open-source

Reference implementation of policy-embedded credential authorization for AI agents (arXiv:2605.11487). Issue signed credentials with machine-evaluable constraints, verify at runti…

updated 2 days ago
34
170

Syune AI

Npalyan002

Governed memory and context infrastructure for AI agents — authorization, provenance, temporal/version control, lifecycle, audit, and reliable model execution.

updated 3 days ago
34
171

Mayi

bhargava-dev-ai

Argument-level authority for AI agent tool calls. Every argument has one owner (app, model, human or derived). Plain deterministic rules, no judging model. Held calls wait for a p…

updated 5 days ago
34
172

Server

vengtoo

MCP server for Vengtoo — gives AI agents tools to check authorization, list namespaces, and manage access policies directly from any MCP-compatible client.

updated 2 months ago
34
173

Kit

koduhai

Auth and versioning for MCP servers, solved. Upstream API auth, API versioning, and a one-call OAuth 2.1 Resource Server (JWKS + introspection) on top of the MCP SDK.

updated a month ago
34
174

Tegata

No description published.

30
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