Metasploitable3 vs Pentest Lab: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
Metasploitable3 is a free cyber range training tool. Pentest Lab 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.
CST VerdictBased on our analysis of available product data, here is our conclusion:
Security teams building internal cyber ranges or red team labs should choose Metasploitable3 for its deliberately vulnerable attack surface and tight integration with Metasploit Framework, eliminating the setup friction of hunting for compatible targets. The 5,470 GitHub stars reflect sustained adoption by practitioners, and the free price point means you can spin up isolated instances for each training cohort without budget negotiation. Skip this if you need a modern Windows environment or current OS versions; Metasploitable3's older stack is the feature, not the bug, but it won't teach your team anything about patching contemporary vulnerabilities.
Security engineers and junior penetration testers who need a cheap, fast way to build disposable attack-defense scenarios will find Pentest Lab valuable for hands-on practice without cloud costs or lab infrastructure sprawl. Docker Compose orchestration means you spin up a full pentest environment in minutes on any laptop, and the 209 GitHub stars indicate active community use and maintenance. Skip this if you need enterprise-scale labs with role-based access controls or compliance reporting; Pentest Lab is a solo practitioner's tool, not a team platform.
