http://manicdigger.sourceforge.net/forum/viewtopic.php?f=4&t=4448
So, from the forums; Here is the news -
There is a NEW manic digger official website!
There you shall find the NEW version 2015-02-17 available to download RIGHT NOW.I assure you this is not fake, infact exe himself gave me this new website, which is also not completely finished.
http://manicdigger.github.io/
This is the new manic digger website and this is the list of changes in 2015-02-17 and I can confirm that this is one of the best updates and the developers have worked their socks off to deliver new blocks, new visuals and much, much more!
https://github.com/manicdigger/manicdigger/releases -- List of Changes
Changelist:
- Block IDs > 255 are now saved correctly
 - Allow Mod debugging
 - New player physics
 - Web browser game client (HTML5, WebGL)
 - Fixed /give command
 - Send inventory updates directly to client when issuing /reset_inventory
 - Updated terrain renderer (thanks to @TobiMob)
 - Updated lava texture (does not look so washed out anymore)
 - Some bot optimisations
 - Parse colors in serverlist correctly
 - Mouse wheel support in multiplayer server list
 - Make server handle Ctrl-C (proper shutdown)
 - Added a few more half-height blocks
 - Allow 5 server queries per second
 - Introduced limit on number of restarts per time interval (default: 5 per 10 minutes) to prevent restart loops
 - Changed automatic server restarts. Server process doesn't get killed anymore but shuts itself down regularly.
 - Added IsShuttingDown() to Mod API
 - Changed some things in terms of crash handling. Old entries in crash log don't get overwritten anymore.
 - Fixed transparency issues in ore textures
 - Added new blocks (including more types of wood):
 - Spruce Wood
 - Birch Wood
 - Clay
 - Marble
 - Granite
 - Red Sand
 - Sandstone
 - Red Sandstone
 - Cactus
 - Dead Plant
 - Grass Plant
 - TreeGenerator.cs: Fixed generation of forests
 - Added new DrawType: Cactus
 - Added entity hit handler to ModAPI (allowing player interaction / PvP)
 - RememberPosition.cs: Fixed invalid coordinates being stored in some cases
 - New background image in main menu. Activated background animation.
 - Added permission sign
 - Added signs
 - Introduced new format for player models. This should be a lot easier than the old one
 - Fixed monster editor
 - War Mod: Fixed console being spammed with errors when a new player joins
 - Fixed crafting images
 - Added possibility to quit from loading screen to main menu (for example if a server doesn't answer)
 - Optimized server chunk unloading. Uses far less CPU now
 - Fixed group issue when connecting to server on same machine (thank you, e-arif!)
 - Added a new skysphere. Introducing a day-night-cycle
 - Fixed player positions being sent twice (causing movement stutter)
 - Default.cs split into 3 files for easier creation of new gamemodes
 - Added new DrawType: Flat
 - Fixed mouse cursor sometimes not being displayed when leaving a game
 - Added translation support for main menu
 - Implemented OnLoadWorld event for Mod API
 - Allow server queries using TCP
 - Added exit button to main menu
 - Write a more detailed clientside log
 
You'll have to click on the Linux logo to have Windows Binary. Going to be fixed soon!
Also, there is no need to use manicdigger.sourceforge.net/play
_________________
Regards,
E-arif