AgentIndex icon
AgentIndex
authserver logo
authserver
★ 81
vs
Viper logo
Viper
★ 5.3k

authserver vs Viper

authserver: Authplane is a self-hosted authorization server designed for the Model Context Protocol (MCP), simplifying secure authentication and authorization for AI agents and services. It handles token issuance, validation, IdP federation, and agent-to-agent delegation, offering a complete solution for securing MCP servers.; Viper: VIPER is a powerful and flexible red team platform designed for adversary simulation and cybersecurity assessment. It integrates core tools, an LLM agent, and over 100 post-exploitation modules to efficiently complete red team operations.

01

TL;DR

authserver logo
authserverSecurity & Safety · ★ 81

Securing new or existing Model Context Protocol (MCP) servers.

Read authserver full review →
Viper logo
ViperSecurity & Safety · ★ 5.3k

Efficiently conducting cybersecurity assessment tasks.

Read Viper full review →
02

Side-by-Side Comparison

Field
authserver logoauthserver
Viper logoViper
Category
Security & Safety
Security & Safety
Stars
★ 81
★ 5.3k
License
AGPL-3.0
—
Install Command
export AUTHPLANE_ADMIN_API_KEY="$(openssl rand -hex 32)" && export AUTHPLANE_SESSION_SECRET="$(openssl rand -hex 32)" && docker run -p 9000:9000 -p 9001:9001 -e AUTHPLANE_ADMIN_API_KEY -e AUTHPLANE_SESSION_SECRET -e AUTHPLANE_CLIENT_CREDENTIALS_ENABLED=true -e AUTHPLANE_DPOP_ENABLED=true -e AUTHPLANE_TOKEN_EXCHANGE_ENABLED=true -v authserver-data:/data authplane/authserver:latest serve
git clone https://github.com/FunnyWolf/Viper.git
Updated
1w ago
4mo ago
Open Source
Yes
Yes
Website
↗ Visit
↗ Visit
GitHub
↗ GitHub
↗ GitHub
Tags
Authorization Server, OAuth 2.1, Identity Management
Red Team Platform, Cybersecurity, Adversary Simulation
03

Features

authserver logoauthserver
01Spec-compliant access tokens for any MCP server in any language.
02Federation to existing OIDC-compliant Identity Providers (IdP) like Google, Okta, Azure AD.
03Agent-to-agent delegation with audit logging and act-claim chains.
04Built-in Admin UI for managing everything from a browser, embedded in the same binary.
05Production-grade storage (PostgreSQL) and observability (OpenTelemetry, Prometheus, Helm chart).
Viper logoViper
01Intuitive User-Friendly Interface for rapid task initiation.
02Multi-Platform Support for Windows, Linux, and macOS.
03Comprehensive Red Teaming Tools covering all MITRE ATT&CK phases with over 100 modules.
04Integrated LLM Agent for enhanced automation and intelligent decision-making.
05Custom Extensibility via Python-based module development and advanced functions like defense evasion and pivot graph.
04

Use Cases

authserver logoauthserver
↳Securing new or existing Model Context Protocol (MCP) servers.
↳Integrating with existing Identity Providers for centralized user management.
↳Enabling secure agent-to-agent communication and delegated access.
↳Storing and vending refresh tokens for upstream providers (e.g., GitHub, Google, Slack).
Viper logoViper
↳Efficiently conducting cybersecurity assessment tasks.
↳Executing adversary simulation and red team operations.
↳Automated 24/7 security monitoring and incident response.
FAQ

FAQ

What is the difference between authserver and Viper?
Both authserver and Viper are in the Security & Safety category. authserver has 81 stars, while Viper has 5.3k stars.
Which is better, authserver or Viper?
The best choice depends on your use case. Choose authserver if Securing new or existing Model Context Protocol (MCP) servers., and Viper if Efficiently conducting cybersecurity assessment tasks..
Is authserver free or open source?
Yes, authserver is open source on GitHub (AGPL-3.0).
Is Viper free or open source?
Yes, Viper is open source on GitHub.
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