All Zephyr Simulator releases
Zephyr Simulator

Zephyr Simulator v1.11.18

  • Windows
  • macOS
Subscribe to releases

This release contains the initial release of the Energy Grid Inspection and LEDA Testing Course scenarios, multiple system improvements, and several major bug and fixes security patches, including a fix for the controller issue on macOS Golden Gate.

New Features ✨

  • New Scenarios
    • Energy Grid Inspection
      • This scenario allows users to hone their drone flight and inspection skills in multiple energy grid locations, including a substation, solar panels, and wind turbines.
      • List of Modules
        • Free Flight - Explore the substation and surrounding area at your own pace.
        • Capacitor Inspection 01 - Inspect the capacitor banks around the substation for damage.
        • Wire Inspection 01 - Practice drone flight to inspect a short section of electrical wiring.
    • LEDA Testing Course
      • Train and test your skills in this scenario developed with the Law Enforcement Drone Association (LEDA).
      • List of Modules
        • LEDA Flight Skills 1 (Training)
        • LEDA Flight Skills 2 (Training)
        • LEDA Flight Skills 1 (Testing)
        • LEDA Flight Skills 2 (Testing)

Improvements 🙌

  • Drone Improvements
    • Collision pass on the M30 to bring it more in-line with its real-world counterpart
  • Scenario Improvements
    • Added new 3D models for subjects in SAR scenarios and updated relevant text
    • Edited objective text in SAR Fundamentals for clarity
    • Collision pass on flora in Beach (Evening) scenario
    • Edited objective text in Tutorial scenario for clarity
    • Updating NIST and APSA scenarios with new under the hood objective functionality
    • Thermal View added for Island scenario
  • System Improvements
    • Began laying the groundwork for a flight system overhaul
    • The Role Select menu now shows additional details about certain roles
    • Quality improvements for Thermal View system

Bug Fixes 🐛

  • Fixed skewed thermal signatures on objects due to a change to sim's color space mode
  • Fixed thermal vision rendering bug that could result in various distortions to final onscreen effect
  • Updated module descriptions in SAR Fundamentals and SAR Mountain to reflect proper line-of-sight and altitude restrictions
  • Fixed a bug impacting the display of some instructional pop-ups in the Tutorial scenario
  • Fixed a graphical issue impacting foliage in SAR Mountain
  • Fixed an issue impacting spawning for the Typhoon in the Island scenario
  • Fixed an issue impacting controller support on macOS Golden Gate
  • Fixed an issue where the drone would not power off after landing while the power-off control was held in certain situations
  • Fixed an issue where sometimes the power-down indicator would not hide if you stopped powering off partway through
  • Fixed an issue where objectives that wait for the drone to power on or off could update again after they were already complete
  • Fixed a water shader issue that could make waterfall effects appear pink on macOS

Security Patches 🔒

Known Issues ❗

  • Graphical issue impacting the rendering of some foliage in the Beach (Evening) scenario
Copyright © 2026