Shellter Alternatives & Competitors

An online platform to test and advance your skills in penetration testing and cyber security.

Key Hack The Box features:

Realistic Practice Environment Community and Collaboration Diverse Skill Levels Regular Updates

VulnHub provides materials allowing anyone to gain practical hands-on experience with digital security, computer applications and network administration tasks.

Key VulnHub features:

Hands-on Learning Community Driven Content Variety of Difficulty Levels Free Access

PlexTrac is the #1 AI-powered platform for pentest reporting and threat exposure management, helping cybersecurity teams efficiently address the most critical threats and vulnerabilities.

Key PlexTrac features:

Comprehensive Reporting Collaboration and Integration Centralized Vulnerability Management User-Friendly Interface

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Hackbox is an open-source, container-based platform that makes it easy to launch vulnerable systems to test your hacking skill!

Key Hackbox features:

Comprehensive Features Automation Community Support Flexibility

TryHackMe is an online platform for learning and teaching cyber security, all through your browser.

Key TryHackMe features:

Hands-On Experience Wide Range of Topics Guided Learning Paths Cost-Effective

PwnTillDawn Online Battlefield is an online platform that allows you to learn and improve your pentesting and other cybersecurity assessments skills.

Key PwnTillDawn Online Battlefield features:

Interactive Learning Environment Wide Range of Challenges Community Engagement Continuous Updates

Learn all about web hacking through online courses spanning the basics to advanced vulnerabilities.

Key PentesterLab features:

Comprehensive Learning Hands-On Labs Beginner to Advanced Content Certificates of Completion

Hack This Site is a legal free training ground for users to test and expand their hacking skills.

Key HackThisSite features:

Educational Experience Community Support Variety of Challenges Legal and Safe Environment

LetsDefend is a security operation center analysis and response training platform that provides a full lifecycle of learning modules in the form of courses, labs, and exercises to help organizations meet their compliance and cyber-resilience needs.

Key LetsDefend features:

Realistic SOC Environment Hands-On Learning Diverse Scenarios Skill Development

CodeRed, EC Council’s continuous learning platform will equip you with globally recognized cybersecurity skills to prevent cyberattacks around the world.

Key CodeRed by EC-Council features:

Comprehensive Content Expert Instructors Practical Learning Flexible Learning

freemium

Improve your hacking skills by meeting CTFs players, Cybersecurity mentors.

Ubuntu is a Debian Linux-based open source operating system for desktop computers.

Key Ubuntu features:

Open Source Security User-Friendly Community Support

Open Source

Used to practice web penetration testing.

Key Damn Vulnerable Web Application features:

Educational Tool Hands-On Experience Wide Range of Vulnerabilities Configurable Security Levels

Open Source

Parrot CTFs is a realistic online capture the flag platform allowing the ability to practice ethical hacking skills and exchange ideas with other members of the platform.

Key Parrot CTFs features:

Realistic Practice Environment Community and Collaboration Diverse Skill Levels Frequent Challenge Additions

freemium $12.99 / Monthly