GeoGuessr for OSINT investigators: use Open Source Intelligence techniques to solve interactive challenges and climb the leaderboard!.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Global


Sites and apps similar to Parrot CTFs include OSINT Arena, which has a free version. Other options are TryHackMe, Hack The Box, PwnTillDawn Online Battlefield and VulnHub. In total there are eight Penetration Testing Tools like Parrot CTFs for self-hosting, Windows and Linux.
GeoGuessr for OSINT investigators: use Open Source Intelligence techniques to solve interactive challenges and climb the leaderboard!.


TryHackMe is an online platform for learning and teaching cyber security, all through your browser.



Hack The Box is an online platform allowing you to test your penetration testing skills and exchange ideas and methodologies with other members of similar interests. It contains several challenges that are constantly updated.

PwnTillDawn is an online platform for learning and improving your penetration testing skills against realist vulnerable machines.



To provide materials that allows anyone to gain practical 'hands-on' experience in digital security, computer software & network administration.




Hack This Site is a free training ground for users to test and expand their hacking skills. Our community is dedicated to facilitating an open learning environment by providing a series of hacking challenges, articles, resources, and discussion of the latest happenings in hacker...


A platform to develop, run and administer CTF competitions. The online echoCTF.RED platform user interfaces and codebase

Hackbox is an open-source, container-based platform that makes it easy to launch vulnerable systems to test your hacking skill!.



