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It was best as a silly toy language in the 1990's...
(reddthat.com)
Welcome to Programmer Humor!
This is a place where you can post jokes, memes, humor, etc. related to programming!
For sharing awful code theres also Programming Horror.
I don't know what you mean by supports tray but have you tried KDE connect? It has a lot more features than just sending files but I use it for a few things.
And if you don't care about having GUI, I love miniserve for sharing files. It'll open a web server and you can connect to it to download/upload files.
Localsend is built with Dart/Flutter.
The same but different.