As you may know, Minetest is an open source Minecraft-like game. With both single player and multiplayer modes, it enables the users to craft items, walk, dig and build structures, and create new maps via the lightweight map generator.

The latest version available is Minetest 0.4.13, which comes with a huge list of changes.
New features:
- Add camera smoothing and cinematic mode
- Radius parameter for /deleteblocks here
- Save creative_mode and enable_damage setting for each world in world.mt
- Configurable automatic texture scaling and filtering at load time.
- Connect rails with connect_to_raillike and shorten the codes
- Clouds: Make cloud area radius settable in .conf
- Added hour:minute format to time command
- Add mod security
- Add texture overriding
- Improved parallax mapping. Generate heightmaps on the fly.
- Make attached objects visible in 3rd person view
- Remove textures vertical offset. Fix for area enabling parallax.
- Add minimap feature
- Add new leaves style – simple
- Add ability to specify coordinates for /spawnentity
- Add antialiasing UI setting
- Add wielded (and CAOs) shader
- Add map limit config option
Installation instructions:
Up to date packages are available via some third party PPA, so installing the software on Ubuntu 15.10 Wily Werewolf, Ubuntu 15.04 Vivid Vervet, Ubuntu 14.04 Trusty Tahr, Ubuntu 12.04 Precise Pangolin, Linux Mint 17.2 Rafaela, 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, Deepin 2014, Peppermint 6, Peppermint 5, LXLE 14.04 and Linux Lite 2 systems is piece of cake. All you need to do is add the PPA to your system, update the local repository index and install the minetest package:
$ sudo add-apt-repository ppa:minetestdevs/stable
$ sudo apt-get update
$ sudo apt-get install minetest
Optional, to remove minetest, do:
$ sudo apt-get remove minetest