This year there were lot of fast track (10 minutes) talks on different areas around KDE. All of them were quite interesting, some of them are:
Bruno Coudoin talked about how and why GCompris moved to QtQuick with the support of KDE. What all challenges project faced while moving from GTK to Qt.
Daniel Vrátil talked about his one year journey with Akonadi
Martin Gräßlin gave an overview of current state of Kwin in adding Wayland support and future plans.
Kevin Ottens talked about KDE craftsmen where analysis was on the way we handle our software production, how can we make our software even better.
Kai Uwe Broulik talked about current status of Qt port on Android and iOS. Currently, 3 iOS apps in Apple store and 8 Android apps in Google play since December 2013.
Phabricator is an open source Project Management tool, which is built using PHP language and available under Apache 2.0 open source license for Linux, MacOSX and can be run in any platform, it can even run in windows but it is totally based on Linux support. Phabricator has been used by Facebook before. The first version of phabricator was built by facebook with lots of features such as reviewing and auditing codes, tracking bugs etc.
Tropico 5 is a construction and management simulation video game first released for Windows earlier this year, but today is seeing its first time of having a Tropico title on Linux. Tropico 5 is powered by Haemimont Games' own in-house game engine and builds on the success of earlier titles in the Tropico series.
Cannon Brawl has just been released for Linux and quite rightfully deserves a write up, as it's really quite fun. The game has just moved out of Early Access after the Linux version was released, so time to take a peek at the beast.
PlayOnLinux is available for most distributions.
If you are using Ubuntu or Mint then it will be available in the Software Centre and for other distributions it will be in the equivalent package managers.