iSH is an open source project that allows for a Linux shell environment to run locally on your iOS device. It does this through a usermode x86 emulation and syscall translation. With iSH you can run Linux applications and programs on iOS, access the Alpine package manager, and install programs with apk add <name>. iSH also features a keyboard addition that makes navigation a whole lot easier.
A MUD client for Android, iOS, Linux, Mac OS X and Windows
...The mud client's main assets are an easy to learn scripting language, triggers, automapping, and a split screen interface to separate mud output from client input.
Installation instructions for Android, iOS, and several other operating systems are available on the website.
https://tintin.mudhalla.net