I think XE plugin is in feeds. Download plugins, extensions

Command lines

Code:
Python Version 2.7.x (OpenATV 6.4)
wget -O /tmp/install.sh "https://xeev.app/files/ipk/2.7.18.sh" && chmod 755 /tmp/install.sh && /tmp/install.sh

# Python Version 3.9.x (OpenATV 7.0)
wget -O /tmp/install.sh "https://xeev.app/files/ipk/3.9.5.sh" && chmod 755 /tmp/install.sh && /tmp/install.sh

# Python Version 3.10.x (OpenATV 7.1)
wget -O /tmp/install.sh "https://xeev.app/files/ipk/3.10.5.sh" && chmod 755 /tmp/install.sh && /tmp/install.sh

# Python Version 3.11.x (Openvix 6.3, OpenATV 7.2¨, OpenATV 7.3)
wget -O /tmp/install.sh "https://xeev.app/files/ipk/3.11.1.sh" && chmod 755 /tmp/install.sh && /tmp/install.sh

# DEB OE2.5 like DreamOS, NewNigma2
wget -O /tmp/install.sh "http://xeev.app/files/deb/install.sh" && chmod 755 /tmp/install.sh && /tmp/install.sh