HackTheArch is a free cyber range training solution. OffSec Proving Grounds is a commercial cyber range training solution by OffSec. Features, integrations, deployment and the company behind each one, side by side.
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.
Online lab platform offering hands-on penetration testing practice machines for OSCP prep
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Based on what each listing shows: deployment, company size, price and open source.
HackTheArch fits if you need to run it on your own servers, you need a free product and you want an open-source product.
OffSec Proving Grounds fits if you want a cloud product and you are a mid-market company or an enterprise.
Common questions when comparing HackTheArch vs OffSec Proving Grounds for cyber range training.
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.
OffSec Proving Grounds: Online lab platform offering hands-on penetration testing practice machines for OSCP prep, built by OffSec.
The table above shows where their features, integrations, deployment and company size fit differ.
HackTheArch is open-source with 72 GitHub stars. OffSec Proving Grounds is made by OffSec. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. HackTheArch and OffSec Proving Grounds are both Cyber Range Training products, and both cover CTF, Education. Key differences: HackTheArch is Free while OffSec Proving Grounds is Commercial, HackTheArch is open-source. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-01
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