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HackTheArch 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.
Based on our analysis of available product data, here is our conclusion:
Security teams building internal cyber range programs for hands-on training will find HackTheArch valuable because its open-source Rails architecture keeps setup friction low and lets you customize scoring logic without vendor lock-in. The 72 GitHub stars and active Ruby community mean you're not betting on a solo maintainer, and the web-based hint system handles the tedious logistics of running live CTF events. Skip this if your organization needs a managed SaaS platform with built-in content libraries and instructor dashboards; HackTheArch requires you to author your own challenges and manage the infrastructure yourself.
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.
HackTheArch is an open-source Ruby on Rails-based scoring server platform designed for hosting and managing Cyber Capture the Flag competitions with web-based problem management and hint systems.
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 HackTheArch vs Mellivora for your cyber range training needs.
HackTheArch: HackTheArch is an open-source Ruby on Rails-based scoring server platform designed for hosting and managing Cyber Capture the Flag competitions with web-based problem management and hint systems..
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.
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