System

ConnectBot
A secure shell client

Opaque
oVirt, RHEV, and Proxmox client

Termux
Terminal emulator application for Android OS extendible by variety of packages.

Termux:Float
Termux add-on app to show the terminal in a floating terminal window.

Termux:Styling
Termux add-on app for customizing the terminal font and color theme.

Termux:API
Add-on app which exposes device functionality as API to command line programs.

NetHunter Terminal
NetHunter terminal emulator

NetHunterStore Privileged Extension
Services to allow NetHunter Store to securely install and update apps

Termux:Widget
Add-on app which adds shortcuts to commands on the home screen.

Termux:Tasker
Termux add-on app for integration with Tasker.

Termux:Boot
Termux add-on app allowing programs to be run at boot.

NetHunter VNC
GUI desktop experience for Kali Linux on Android