ltpanel software package provides lightweight tasklist panel for minimalist WMs, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ltpanel
ltpanel is installed in your system.
Make ensure the ltpanel package were installed using the commands given below,
$ sudo dpkg-query -l | grep ltpanel *
You will get with ltpanel package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | X Window System software |
| Package | ltpanel |
| Version | 0.2-5 |
| Description | lightweight tasklist panel for minimalist WMs |
| Sub Section | x11 |