radare-gtk software package provides free advanced command line hexadecimal editor with graph functionality, 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 radare-gtk
radare-gtk is installed in your system.
Make ensure the radare-gtk package were installed using the commands given below,
$ sudo dpkg-query -l | grep radare-gtk *
You will get with radare-gtk package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Development |
| Package | radare-gtk |
| Version | 1:1.5.2-6 |
| Description | free advanced command line hexadecimal editor with graph functionality |
| Sub Section | devel |