About Viper
Viper is an MCP server published by FunnyWolf in the AI category: adversary simulation and Red teaming platform with AI.
The repository has 5.3K stars and 706 forks, with the last commit 4 months ago. Recent commit activity is the strongest signal that reported issues will get attention.
Install
git clone https://github.com/FunnyWolf/ViperThis server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.
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Security checks
Static checks derived from the repository 4 days ago. Heuristics on the source, not an audit.
- ✓README presentThe repository ships documentation.
- !License declaredNo license file. Legally you have no right to use it in a product.
- !Tests presentNo tests found. Behaviour changes may go unnoticed between versions.
- !Dependencies pinnedNo lockfile. Installs can pull different code over time.
- !Scoped permissionsDoesn't declare a permission scope. Assume it can do anything its process can.
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Releases
README

VIPER is a powerful and flexible red team platform. It integrates the core tools and functionalities required for adversary simulation and red team operations, assisting you in efficiently completing cybersecurity assessment tasks.
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User-Friendly Interface
Provides an intuitive interface that enables red team members to rapidly initiate security assessment tasks. -
Multi-Platform Support
Supports red team assessments across multiple operating systems, including Windows, Linux, and macOS, ensuring broad compatibility. -
Out-of-the-Box Red Teaming Tools
Designed to cover all phases of the MITRE ATT&CK framework, offering a comprehensive attack simulation solution. -
Integrated LLM Agent
Built-in Large Language Model (LLM) agent enhances automated processing capabilities and intelligent decision-making support. -
Automated Workflows
Supports orchestration and notification mechanisms for 24/7 monitoring of target environments. -
Rich Built-in Modules Integrates over 100 post-exploitation modules covering all stages of the MITRE ATT&CK framework, meeting the needs of different scenarios.
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Custom Extensibility
Supports Python-based custom module development to meet specialized requirements or add extended functionalities. -
More Advanced Features Includes built-in anti-tracing/handler firewall/defense evasion/pivot graph/automated notification functions.

Product Comparison
| VIPER | Cobalt Strike | NightHawk | BruteRatel | |
|---|---|---|---|---|
| Implants | WindowsLinuxMacOS | Windows | Windows | Windows |
| Visual UI | ✅ | ✅ | ✅ | ✅ |
| Pivot Graph | ✅ | ✅ | ✅ | ✅ |
| Custom Plugin | Python | CNA | ❌ | ❌ |
| Built-in Evasion | ✅ | ❌ | ✅ | ✅ |
| Automation | ✅ | ❌ | ✅ | ❌ |
| Team Collaboration | ✅ | ✅ | ❌ | ❌ |
| LLM Agent | ✅ | ❌ | ❌ | ❌ |
| Price | Free | $12,600 user/year | $10,000 user/year | $3,000 user/year |
Website
README fetched from the repository 4 days ago. The original is authoritative.