Best GraphSpy Alternatives & Competitors in 2026

Fortra Cobalt Strike

Threat emulation tool for adversary simulations and red team operations

Core Security Cobalt Strike

Post-exploitation threat emulation platform for red team operations.

Core Security Outflank Security Tooling

Red team toolkit for EDR evasion, initial access, and post-exploitation.

Core Security Bundles and Suites

Bundled offensive security suites combining pen testing, red teaming, and VM.

Red Specter Cheatsheet

CLI cheatsheet for Red Specter's 30-tool offensive security platform.

Impacket

A Python library for working with network protocols

CAI (Cybersecurity AI)

An open-source framework that enables building and deploying AI security tools

Havoc Framework

Open-source C2 framework for red team ops and adversary simulation.

AzureC2Relay

An Azure Function that validates and relays Cobalt Strike beacon traffic based on Malleable C2 profile authentication.

CobaltBus

CobaltBus integrates Cobalt Strike with Azure Service Bus to create covert C2 communication channels for red team operations.

CrossC2

CrossC2 is a cross-platform payload generator that extends CobaltStrike's capabilities to Linux and macOS environments for red team operations.

Domain Hunter

A reconnaissance tool that analyzes expired domains for categorization, reputation, and Archive.org history to identify candidates suitable for phishing and C2 operations.

EvilClippy

EvilClippy is a cross-platform tool that creates malicious MS Office documents with hidden VBA macros and evasion techniques for penetration testing and red team operations.

InvisibilityCloak

InvisibilityCloak is a proof-of-concept C# code obfuscation toolkit designed for red teaming and penetration testing to conceal post-exploitation tools from detection.

Linkedin2username

An OSINT tool that generates username lists for companies on LinkedIn for social engineering attacks or security testing purposes.

LinkedInt

A LinkedIn reconnaissance tool for gathering information about companies and individuals on the platform.

Merlin

A cross-platform HTTP/2 Command & Control framework written in Golang for post-exploitation activities and remote system management.

NimPlant

A lightweight Command and Control (C2) implant written in Nim that provides remote access capabilities for penetration testing and red team operations.

PoshC2

A proxy aware C2 framework for penetration testing, red teaming, post-exploitation, and lateral movement with modular format and highly configurable payloads.

Pupy

Pupy is an open-source, cross-platform C2 framework that provides remote access and control capabilities for compromised systems across Windows, Linux, OSX, and Android platforms.

PwnAuth

PwnAuth is an open-source tool for generating and managing authentication tokens across multiple protocols, designed for penetration testing and red team exercises.

shad0w

A post-exploitation framework designed to operate covertly on heavily monitored environments.

SharpC2

SharpC2 is a C#-based Command and Control framework that provides remote access capabilities for penetration testing and red team operations.

SharpSploit

A comprehensive .NET post-exploitation library designed for advanced security testing.

Forensia

Anti-forensics tool for Red Teamers to erase footprints and test incident response capabilities.

PowerSploit

PowerSploit is a PowerShell-based penetration testing framework containing modules for code execution, injection techniques, persistence, and various offensive security operations.

SILENTTRINITY

SILENTTRINITY is a Python-based, asynchronous C2 framework that uses .NET scripting languages for post-exploitation activities without relying on PowerShell.

Kubesploit

A cross-platform post-exploitation HTTP/2 Command & Control framework designed specifically for testing and exploiting containerized environments including Docker and Kubernetes.

KeeFarce

KeeFarce extracts cleartext password database information from KeePass 2.x processes in memory using DLL injection and .NET runtime manipulation.

Papa Shango

A Linux process injection tool that uses ptrace() to inject assembly-based shellcode into running processes without NULL byte restrictions.

mimikatz

A powerful tool for extracting passwords and performing various Windows security operations.

Red Teaming Toolkit

A comprehensive repository of open-source security tools organized by attack phases for red team operations, adversary simulation, and threat hunting purposes.

PHPsploit

A PHP-based command and control framework that maintains persistent web server access through polymorphic backdoors and HTTP header communication tunneling.

barq

A post-exploitation framework for attacking AWS infrastructure, enabling attacks on EC2 instances without SSH keypairs and extraction of AWS secrets and parameters.

CloudFox

CloudFox is an open source command line tool that helps penetration testers and offensive security professionals identify exploitable attack paths and gain situational awareness in cloud infrastructure environments.

CrackMapExec

A post-exploitation tool for pentesting Active Directory

Trickest Attack Surface Management

Platform for offensive security operations including ASM, VA, and DAST

GoSecure Titan® Adversarial Simulation

Human-led adversary emulation service testing detection & response capabilities

Dreadnode Offensive Security Agents

AI agent platform for automating offensive security operations and evals.

Ethiack

AI-powered continuous pentesting platform combining autonomous agents with human hackers.

NSO Group

Govt-focused cyber intelligence & surveillance software provider.

REDLattice

AI-assisted vulnerability research and advanced offensive cyber tooling firm.

Feisty Fox Security

Boutique security firm offering red team, OSINT, and adversary simulation services.

Asgard Cyber Security

Boutique cybersecurity firm offering pentesting, consulting, and DFIR services.

A Security

Autonomous offensive security platform that finds, validates, and remediates attack paths.

HexStrike AI MCP Agents

MCP server enabling AI agents to autonomously run 150+ security tools

Cobalt Strike's ExternalC2 framework

A specification/framework for extending default C2 communication channels in Cobalt Strike

MITRE Caldera™

MITRE Caldera™ is an automated adversary emulation platform built on the MITRE ATT&CK framework that supports red team operations and incident response activities through a modular C2 server and plugin architecture.