You can download the current development build (version 0.6) from Unigine Online Store: https://store.unigin...accounts/files/

Changes from 0.59 to 0.6:

Gameplay:
* Drastically improved combat system and unit targeting, now it is really important to choose the right type of units for attack
* Some game balance changes
* Added obstacles (air units can fly over them)
* Minor fixes in tutorial missions
* New fleet formation

Code:
* Improved performance, reduced CPU utilization
* Fixed frequent Linux crashes
* Completely broken multiplayer
* Added 64bit builds
* All builds are debug ones for now
* Completely new pathfinding system
* Fixed keyboard handling in UI
* Logs, screenshots and other files are now stored in "~/.Oil Rush" (in Linux) or "%USERPROFILE%Oil Rush", usually it is "C:UsersYourProfileOil Rush" (in Windows)

Visuals:
* Drastically improved units movement
* Units are created inside the production bases
* Fixed miss/hit SFXs
* Killed units explode into pieces and sink
* Improved ice on arctic levels
* Fixed minor content glitches

PS: Please specify version number if you submit a bug report.
PPS: Brief user manual with controls / goals description is located in the documentation folder, read it!