Hello Linux Geeksters. As you may know, Firebird is a database with ANSI and SQL features, running on Linux, Windows and Unix systems. It is an open-source project, written in C and C++. The latest version available is Firebird 2.5.2.

In this article I will show you how to install Firebird 2.5.2 on Ubuntu 13.10 Saucy Salamander, Ubuntu 13.04 Raring Ringtail, Ubuntu 12.10 Quantal Quetzal, Ubuntu 12.04 Precise Pangolin, Ubuntu 10.04, Linux Mint 16 Petra, Linux Mint 15 Olivia, Linux Mint 14 Nadia, Linux Mint 13 Maya, Pear OS 8, Pear OS 7 and Elementary OS 0.2 Luna.
Because it is available via PPA, installing Firebird 2.5.2 on the listed Ubuntu, Linux Mint, Pear OS and Elementary OS systems is easy. All you have to do is add the ppa to your system, update the local repository index and install the firebird package. Like this:
$ sudo add-apt-repository ppa:mapopa/ppa
$ sudo apt-get update
$ sudo apt-get install firebird
For a more detailed information guide, see this page.