Konsole is the terminal emulator for the K Desktop Environment.

Konsole is an X terminal emulator for the KDE platform, allowing users to have a convenient way to use the command line. Aside from providing a way to use a powerful shell, Konsole also offers features that make it easier or more pleasurable to work in the command line, such as profile management, scrollback, and color schemes, including translucency for effects.

X Terminal emulator
Makes using the command line easier
Use different profiles for different tasks
Set scrollback limit and save contents to file
Click on links to open in user's default web browser
Open current path in user's file manager
Translucent background available when desktop effects are enabled 
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