install Kodi 14.2 Helix beta 1 on Ubuntu/Linux mint via PPA

Kodi 14.2 Helix beta 1 released, install on Ubuntu 15.04 vivid Vervet, ubuntu 14.10 Utopic Unicorn, Ubuntu 14.04 Trusty Tahr (LTS) and Linux Mint 17.1 Rebecca, Linux Mint 17 Qiana via PPA

Kodi (formerly XBMC Media Center) is an open source and very powerful project that provides all the necessary tools for transforming your regular PC into a bona fide HTPC, which if used in conjunction a big screen TV and a Hi-Fi audio system, will transform your living room into a veritable home theater.

Features at a glance
Key features include powerful media management capabilities, a fluid Interface, plug-ins that allow for great extensibility, cinematic effects and visualizations, built-in multimedia codecs, themes, and much more. The application can play your entire collection of music files, supporting all the popular formats like MP3, FLAC, WAV, WMA or OGG. It also provides support for cue sheets, audio tagging and smart playlists.

Your entire video collection can also be played by Kodi, supporting all the major video formats like AVI, MP4, DivX, XviD, DVD Video, MKV, and many more. In addition, it includes support for Internet streams. The program provides support for organizing and viewing your favorite TV shows, which will be sorted by episodes and seasons. Moreover, Kodi can be used to display an entire collection of digital photos.

What's new in Kodi 14.2 Beta 1:

• Fix: Application stopped responding on Windows
• Fix: Gap-less playback on MP3
• Fix: Playback of rtmp protocol
• Fix: Scanning of newly added episodes
• Fix: Fix multipath source scanning
• Fix: Loading external subtitles in some cases
• Fix: packaging of PIL module on Android. This fixes some script error when using weather add-on
• Fix: Fix video playback on all platform after refresh rate change
• Fix: Various bugs that were prevent in PVR add-ons.
• Feature: Bump OSX SDK to 10.10

Install Kodi 14.2 Helix beta 1 on Ubuntu/Linux mint via PPA

Kodi 14.2 Helix beta 1 available on PPA launcphad, you can install on Ubuntu 15.04 vivid Vervet, ubuntu 14.10 Utopic Unicorn, Ubuntu 14.04 Trusty Tahr (LTS), Ubuntu 13.10/13.04/12.04, Linux Mint 17.1 Rebecca, Linux Mint 17 Qiana, Linux Mint 13 Maya, Pinguy OS 14.04, Elementary OS 0.3 Freya, Elementary OS 0.2 Luna, Peppermint Five, Deepin 2014, LXLE 14.04, Linux Lite 2.0, Linux Lite 2.2 and other Ubuntu derivative systems

Use the command line terminal and enter the following commands. Follow the prompts as you would any other software installation.

sudo apt-get install python-software-properties pkg-config software-properties-common
sudo add-apt-repository ppa:team-xbmc/unstable
sudo apt-get update
sudo apt-get install kodi

For more information about installation kodi 14.2 Helix beta 1 on ubuntu derivative system, you can follow this page.