You can always view how they made it work with nitro and implement it on your own source.
Or use
https://github.com/dank074/PlusEMU
Unfortunately, I highly doubt someone gonna hand you / spoon-feed you a working Plus EMU that doesn't have any bugs when it comes to nitro.
It shows in your screenshot read the console errors... It's saying that your EnternalTexts.json file isn't being found which is a 404 error causing your client not to load because the text assets aren't able to load what it needs to display the in-game text that is required to view the client...
Make sure your file is named Habbo-3.0.0-jar-with-dependencies.jar. Edit your start.bat file by opening it within notepad if the file name doesn't match the Habbo-(version) .jar file that is in the same folder as your start.bat. Make sure you change " Habbo-3.0.0-jar-with-dependencies.jar" to...
https://retrofiles.net/
[ Use this for old files you might be looking for and cracked Navicat Free version ]
Or
https://devbest.com/threads/how-to-set-up-a-retro-in-2022-iis-nitro-html5-part-1.92532/page-2#post-475794
There are tutorials that will tell you literally work for word on how to...
This is my opinion on things that could help pick up the dying community of English hotels.
I was just sitting here thinking... Yes I know I shouldn't do that too much but hear me out...
We use FindRetros to get users on our Habbo retros, for more exposure to potential people joining. I've...
https://habblet.city/ around 1.5, 2k players, I just think the English community is too toxic, and any newcomers to the English community tend to stay away from retros. Also, foreign hotels have a better way of advertising from the looks of it. We only really depend on Habbo and Findretros, we...