Forcing .onion on Project
Whonix Onion Website - How to consistently access the Whonix website through its Tor Onion Service
The onion domain of Whonix is
.onion services when browsing
whonix.org follow the links below to the Whonix homepage, forums, download, debian repository, issue tracker, or the Whonix Debian repository.
Onion-Location: Tor Browser 9.5 and later features, an opt-in for using onion sites automatically for participating websites. The system administrator of individuals websites can choose to configure this.  Direct connects to onion services are harder to track than the
Onion-Location opt-in method, which must make DNS requests and web server connections from an exit node before being able to switch to the onion service. The
whonix.org is participating, setting the
There is currently no known method. This remains undocumented.
- A) One way might be to configure the browser to block DNS requests to
whonix.org. But this is browser specific.
- B) Another way might be to configure the operating system to block DNS requests to
whonix.org. For example on Linux based operating systems using the
/etc/hostsfile. But this is operating system dependent as well as browser dependent because some browsers such as Firefox in USA use DNS over HTTPS (DoH) or Tor Browser using Tor which results in the browser not asking the operating system to resovle the DNS.
It not using special precautions: Some resources from the clearnet
whonix.org address might be utilized when navigating the onion address.  Also note that on a few occasions in the past it was not possible to log in to the Whonix forums using the onion address.  
- The reason is MediaWiki and discourse are using the primary Whonix https domain. These webapps do not support multiple domains for the same website. See also Web Application Shortcomings and Privacy on the Whonix Website.
- This suggests the Whonix forums onion address could become (temporarily) inaccessible in the future.