HackThisSite
Hack This Site is a legal free training ground for users to test and expand their hacking skills.
Some of the top features or benefits of HackThisSite are: Educational Experience, Community Support, Variety of Challenges, and Legal and Safe Environment. You can visit the info page to learn more.
Best HackThisSite Alternatives & Competitors in 2025
The best HackThisSite alternatives based on verified products, community votes, reviews and other factors.
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Open-Source Alternatives.
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/hack-the-box-alternativesAn online platform to test and advance your skills in penetration testing and cyber security.
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/tryhackme-alternativesTryHackMe is an online platform for learning and teaching cyber security, all through your browser.
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Try for freeDCIM software reinvented.
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/vulnhub-alternativesVulnHub provides materials allowing anyone to gain practical hands-on experience with digital security, computer applications and network administration tasks.
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/pentesterlab-alternativesLearn all about web hacking through online courses spanning the basics to advanced vulnerabilities
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/pwntilldawn-online-battlefield-alternatives
PwnTillDawn Online Battlefield is an online platform that allows you to learn and improve your pentesting and other cybersecurity assessments skills.
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/hackbox-alternativesHackbox is an open-source, container-based platform that makes it easy to launch vulnerable systems to test your hacking skill!
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/letsdefend-alternativesLetsDefend 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.
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/pwn-guide-alternativesYour guide to pwning stuff.
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/codered-by-ec-council-alternativesCodeRed, EC Council’s continuous learning platform will equip you with globally recognized cybersecurity skills to prevent cyberattacks around the world.
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/cohackers-alternativesImprove your hacking skills by meeting CTFs players, Cybersecurity mentors.
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/pentester-academy-alternatives
Learn penetration testing through online courses and web application labs
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/ine-alternativesINE is one of the best mobile apps introduced by INTERNETWORK EXPERT, LLC, that provides you resources and references for network training.
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/damn-vulnerable-web-application-alternativesUsed to practice web penetration testing
