For the most up-to-date patch details or to find official documentation for this specific build, you can check the official From the Depths Dev Log.
: Significant work on reducing CPU load during massive battles involving thousands of individual blocks and projectiles. File: From.The.Depths.v3.5.5.30.zip ...
: Enhancements to the "Neter" campaign map AI, allowing enemy factions to respond more dynamically to player movements. For the most up-to-date patch details or to
: This era of the game typically includes major updates to the AI systems, weapon mechanics (such as Advanced Cannons or Missiles), and graphical overhauls like improved water rendering. File: From.The.Depths.v3.5.5.30.zip ...
This specific version number indicates the game's state at a particular point in its long-term development cycle.