Features, pricing, ratings, and pros and cons, compared head to head.
HackThisSite is a free cyber range training tool. Mellivora is a free cyber range training tool. Compare features, ratings, integrations, and community reviews side by side to find the best cyber range training fit for your security stack. Independent and vendor-neutral: our scores and rankings are earned, never bought — sponsored placement is always labeled.
Security teams building internal red teams or hiring junior penetration testers need Hack This Site to establish baseline hacking skills without legal risk or infrastructure costs. The platform hosts 18+ progressively difficult challenges covering web vulnerabilities, cryptography, and network attacks, all in a sandboxed environment where failure carries zero consequences. Skip this if your team needs hands-on labs for cloud-native or infrastructure-as-code exploitation; Hack This Site prioritizes foundational web attack mechanics over modern deployment architectures. Security teams running internal CTF competitions or capture-the-flag training programs should use Mellivora for its lightweight, self-hosted architecture; you get full control over challenge creation and scoring without vendor lock-in or monthly bills. With 453 GitHub stars and PHP-based deployment, it's proven enough for university programs and mid-sized security training operations that want to host their own infrastructure. Skip this if you need a managed platform with slick UX or integration into a broader security awareness suite; Mellivora requires hands-on administration and assumes your team is comfortable with open-source tooling.
Based on our analysis of core features, integrations, company size fit, deployment model, here is our conclusion:
Security teams building internal red teams or hiring junior penetration testers need Hack This Site to establish baseline hacking skills without legal risk or infrastructure costs. The platform hosts 18+ progressively difficult challenges covering web vulnerabilities, cryptography, and network attacks, all in a sandboxed environment where failure carries zero consequences. Skip this if your team needs hands-on labs for cloud-native or infrastructure-as-code exploitation; Hack This Site prioritizes foundational web attack mechanics over modern deployment architectures.
Security teams running internal CTF competitions or capture-the-flag training programs should use Mellivora for its lightweight, self-hosted architecture; you get full control over challenge creation and scoring without vendor lock-in or monthly bills. With 453 GitHub stars and PHP-based deployment, it's proven enough for university programs and mid-sized security training operations that want to host their own infrastructure. Skip this if you need a managed platform with slick UX or integration into a broader security awareness suite; Mellivora requires hands-on administration and assumes your team is comfortable with open-source tooling.
Free legal platform for practicing ethical hacking via CTF-style challenges.
Mellivora Mellivora is a PHP-based CTF engine that provides comprehensive competition hosting capabilities with challenge management, team scoring, and administrative tools for cybersecurity competitions.
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Common questions about comparing HackThisSite vs Mellivora for your cyber range training needs.
HackThisSite: Free legal platform for practicing ethical hacking via CTF-style challenges..
Mellivora: Mellivora Mellivora is a PHP-based CTF engine that provides comprehensive competition hosting capabilities with challenge management, team scoring, and administrative tools for cybersecurity competitions..
Both serve the Cyber Range Training market but differ in approach, feature depth, and target audience.
HackThisSite and Mellivora serve similar Cyber Range Training use cases: both are Cyber Range Training tools, both cover CTF, Education. Key differences: Mellivora is open-source. Review the feature comparison above to determine which fits your requirements.
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