what is it

• a shell script to install Debian via debootstrap in a Termux environment
• supported Debian versions also include: Debian testing (bullseye), Debian unstable (sid)
• supported architectures include: armel, armhf, arm64, i386, amd64
• no root permissions are required

how to use it

• install Termux
• optionally modify the configuration lines near the top of the script

• download debian_on_termux_10.sh (or debian_on_termux.sh if using an Android version before 10) and run it;

    wget -q https://raw.githubusercontent.com/sp4rkie/debian-on-termux/master/debian_on_termux_10.sh && sh debian_on_termux_10.sh
  

• Debian will be installed only if it is not already.

• you will be proot-ed to Debian, type exit to return to termux.

alternatives

• Fedora
• Arch
• Ubuntu

reference

termux wiki

Issues

Without a pull request are not likely to be addressed.