Version 0.4 is out and its jammed packed with features , please check this little gem out
http://openxcom.org/Incoming version 0.4!
August 13, 2012 · News
Basescape:
Research screens.
Manufacture screens.
Soldier improved stats.
Tank equipping.
Armor equipping.
Wound recovery.
Geoscape:
New globe shading.
Craft pathfinding now uses great circles (more accurate).
New radar detection formula (more accurate).
Terror sites.
UFOs of all sizes.
Tied research requirements to everything.
UFOs in dogfights fight back.
Battlescape:
Abort screen.
Debriefing screen.
Battlescape save game.
Panicking units.
Skill increase and promotions.
Ranged based accuracy is now optional (see UFO Extender for details on Ranged Based Accuracy).
Minimap.
Flying units.
Grav lifts.
Optional pathfinding preview.
Medikits.
Laser weapons.
Large units.
Motion scanner.
Alien deployment rules.
AI taking cover & throwing grenades.
Damage to items.
Mind probe.
Stun rod.
Show/hide battlescape layers button.
Rough battlescape artefacts salvaging functionality.
Added civilians.
Added support for skyranger landing on non 0-level.
Added support for multiple craft/ufo maps.
Psi Amp.
Added support for more alien races.
Load Game button.
External rulesets.
Added entries for most entities in the game.
New Battle screen.
Options screen.
Startup logging.
Game icon and logo.
64-bit version.
Support for multiple data folders.
Support for XDG specification.
Support for user soldier name pools.
Various new options (see docs).
Debug mode.