Three Ways To use Linux based Distroes in Online

01) Try Hack Me (https://tryhackme.com/)

02) hackthebox academy (https://academy.hackthebox.eu/)

03) Distrotest (https://distrotest.net/)

TryHackMe

Free Tier: 1 hour (Every Day)
OS: Kali Linux

HackTheBox Academy

Free Tier: 1 hour (Extend time after 30 mins)
OS: Parrot OS

Distrotest

Free Tier: 30 Mins (Extend time after 15 mins)
OS: All

Note

1) Use Brave Browser.
2) Open in Incognito tab.
3) Don't use personal data.
4) Maintain Internet connection.