Best Pig Alternatives & Competitors in 2026

GNU Netcat

A featured networking utility for reading and writing data across network connections with advanced capabilities.

Impacket

A Python library for working with network protocols

tcpkill

A Linux command-line tool that allows you to kill in-progress TCP connections based on a filter expression, useful for libnids-based applications that require a full TCP 3-way handshake for TCB creation.

Finshir

High-performant, coroutines-driven, and fully customisable Low & Slow load generator for real-world pentesting with undetectability through Tor.

Libnet

An API for constructing and injecting network packets with additional functionality.

Libcrafter

A high-level C++ library for creating and decoding network packets with a Scapy-like interface.

Fortra Cobalt Strike

Threat emulation tool for adversary simulations and red team operations

Attify Offensive IoT Exploitation

Private training course for IoT device pentesting and exploitation

Black Hills Information Security DNS Triage

DNS reconnaissance tool checking DNS records, subdomains, and third-party svcs

Nightwing DejaVM

Whole-system emulation environment for software dev, debugging, testing & security

Red Balloon Security RASPUTIN

Automated hardware reversing platform using robotics for embedded device analysis

FourCore ATTACK

FourCore ATTACK is an adversary emulation platform to manage cyber risk with evidence

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.

Dreadnode Offensive Security Agents

AI agent platform for automating offensive security operations and evals.

NSO Group

Govt-focused cyber intelligence & surveillance software provider.

REDLattice

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

SEWORKS

Offensive security firm offering AI pentesting, credential monitoring & compliance.

Two Six Technologies

R&D firm providing cyber defense & operational tech for DoD and DHS.

Zenyard RE Agent

AI agent for in-depth binary analysis and reverse engineering assistance.

Feisty Fox Security

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

Red Specter Cheatsheet

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

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

CAI (Cybersecurity AI)

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

GraphSpy

GraphSpy is a browser-based post-exploitation tool for Azure Active Directory and Office 365 environments that enables token management, reconnaissance, and interaction with Microsoft 365 services.

Havoc Framework

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

Boomerang Decompiler

An open source machine code decompiler that converts binary executables into readable C source code across multiple architectures and file formats.

Android port of Radamsa

An Android port of the Radamsa fuzzing tool compiled with Android NDK to support Android ABIs for security testing on mobile platforms.

WebDAV Covert Channel

A covert channel technique that uses WebDAV protocol features to deliver malicious payloads and establish C2 communication while bypassing security controls.

LinksDumper

LinksDumper extracts links and endpoints from HTTP responses to support web application security testing and reconnaissance activities.

getallurls (gau)

Fetches known URLs from various sources for a given domain

Shellcode2PE

A Python script that converts shellcode into a PE32 or PE32+ file.

checkra1n

Semi-tethered jailbreak for iPhone 5s to iPhone X, running iOS 12.0 and up, using the 'checkm8' bootrom exploit.

tcpreplay

Tcpreplay is a suite of Open Source utilities for editing and replaying captured network traffic.

LeakIX

LeakIX is a red-team search engine that indexes mis-configurations and vulnerabilities online.

pybof

PyBOF is a Python library that enables in-memory loading and execution of Beacon Object Files (BOFs) with support for argument passing and function targeting.

ParrotSec

Parrot Security OS is a comprehensive, secure, and customizable operating system for cybersecurity professionals, offering over 600+ tools and utilities for red and blue team operations.

SprayingToolkit

A collection of Python scripts for password spraying attacks against Lync/S4B & OWA, featuring Atomizer, Vaporizer, Aerosol, and Spindrift tools.

xargs

A command that builds and executes command lines from standard input, allowing for the execution of commands with multiple arguments.

AggressiveProxy

Tool for enumerating proxy configurations and generating CobaltStrike-compatible shellcode.

Seatbelt

Comprehensive host-survey tool for security checks in C#.

SharpAppLocker

SharpAppLocker is a C# tool that retrieves AppLocker application control policies from Windows systems, replicating the Get-AppLockerPolicy PowerShell cmdlet functionality.

SharpEDRChecker

SharpEDRChecker scans system components to detect security products and tools.

SharpShares

SharpShares efficiently enumerates and maps network shares and resolves names within a domain.

Kali

Kali Linux is a specialized Linux distribution for cybersecurity professionals, focusing on penetration testing and security auditing.

RedELK

RedELK is a SIEM tool designed for red teams to monitor and receive alerts about blue team detection activities during penetration testing engagements.