Major Updates

New Features:

• 3D Printing Support: Export any component or combination to OBJ file

• RASAero compatibility: Import/Export CDX1 files

• Dark mode (normal and high-contrast) and custom UI font size support

• Export sim table to CSV

Bug Fixes:

• Fix Tube fin drag
• Fix Base drag when using C_D override
• Fix Atmospheric pressure when using ISA conditions
• Properly sanitize XML in ORK file

Other New Features

• Bumped app to Java 17

• Export and import preferences to XML file

• Display secondary stability unit. This means you can display stability in both calibers and percentage of length

• Added “cases” and “manufacturers” substitution in motor config names
• Selection of “common name” or “manufacturer’s designation” in motor selection table is now reflected everywhere else in the program

• Added “plugged” option in charge delay combobox
• Added motor type to “show details” in motor selection
• Added instances settings in launch lug config
• Account for fin cant in fin root points, and support canted fins in fin marking guide
• Set cluster tube separation in absolute or relative units
• Remember column width, order and visibility in component preset table

• Support transparent rendering and export of Photo Studio images

• Added “Select -> Components of same color” and “Select -> None” options

Bug Fixes

• Fixed mass issues with fin sets
• Fixed CG issues for launch lugs and rail buttons
• Improved rail button drag calculations
• Add parts detail for pods and boosters
• Fixed parachute position when using auto radius
• Fixed pod set and booster marker position under certain circumstances
• Fixed CG marker location in top view
• Handle zero-area fins (warn and don’t crash with NaN error)
• Don’t dispose config dialog when no components are selected in 3D view
• Display ISA values in temp and pressure fields
• Improved simulation of fins on transitions and nose cones
• Cleaned up multi-sim editing
• Update ruler units immediately when preferences are changed
• Compute CG and CP based on currently active stages
• Improved mass/CG calculations for fillets
• Set auto radius correctly for mass objects
• Apply radial positioning to multi-engine clusters
• Fixed 3D rendering of fin tabs
• Update recent file list when opening via file association
• Corrected the columns displayed in the component preset table’s popup menu, ensuring only relevant columns appear
• Ensured optimum delay is saved in flight summary and .ork files
• Corrected longitudinal moment of inertia calculations by excluding shoulders
• Fixed exception when setting wind speed to zero Fixed unexpected mass and CG override interaction

Miscellaneous

• Updated example rockets (including brand-new two stage example)
• Show calculated values in override tab
• Decrease minimum FoV to 10 degrees in Photo Studio
• Increase resolution of launch temperature and pressure to 2 decimal places
• Display Cd override with 3 decimal places
• Added wiki button to help menu
• Eliminate option to save “some” sim data
• Added OK/Cancel buttons when editing simulations
• Added OK/Cancel buttons when editing preferences
• Added multi-sim edit indicators
• Show warning when motor file has illegal format
• Reset window position if off-screen
• Keep current field value when “auto” option is unchecked
• Open dialog to save design info when first saving file
• Added ‘3D Printable Nose Cone and Fins.ork’ to example rockets
• Use more sensible colors for thrust curve selection in motor selection dialog

…along with numerous other minor fixes and enhancements.