TryHackMe is described as 'Online platform for learning and teaching cyber security, all through your browser' and is an website in the development category. There are more than 10 alternatives to TryHackMe, not only websites but also apps for a variety of platforms, including SaaS, VMware Workstation Player, Windows and Linux apps. The best TryHackMe alternative is Subverted Academy, which is free. Other great sites and apps similar to TryHackMe are pwn.guide, Hack The Box, PwnTillDawn Online Battlefield and VulnHub.
PracticeLinux is a free, browser-based platform for learning Linux through hands-on CTF (Capture The Flag) style challenges. Instead of reading theory, you practice real Linux commands directly in a terminal that runs inside your browser, with no installation or setup required.
