SSH

pkg install openssh
ifconfig
whoami

sshd

ssh -Y -p 8022 u0_255@10.0.0.2

ssh -f -N -T -R 0:2222:localhost:8022 user@server

on server :

netstat -lntp | grep 2222
ssh -p 2222 u0_a255@127.0.0.1

Host mobile
    HostName server
    User u0_a256
    Port 2222
    ProxyJump server
    IdentityFile ~/.ssh/id_rsa
    ForwardX11 yes

mcedit $PREFIX/etc/ssh/sshd_config

X11Forwarding yes

Qt Creator

pkg install x11-repo
pkg install qt-creator

pkg install qt5-qtbase qt5-qttools qt5-qmake

pkg install xfce4

termux-x11 :1 -xstartup “dbus-launch –exit-with-session xfce4-session”

export DISPLAY=:1 ./simple-calculator-qt/calculator-qt