Optimum CNC updates are FREE!
This page lays out new update releases, improvements and fixes for the Optimum CNC software.

Our Optimum Dev Team is on top of the latest upgrades and has a grasp with involvement into the community that grows and the assistance that applies to the niche environments our Optimum Owners apply their CNC software to. We strive to equipt the fabricators with the tools that produce efficiency and gain them ownership over their competition & success. Below is an up-to-date list of change logs so you are aware of the Optimum Dev Team’s releases and improvements along the software’s evolution and expansion.
How to update your Optimum CNC Video CLICK HERE
CHANGE LOG
V2.0.2684 [ 12/04/24 ]
- [GENERAL] Added a Laser Guide Offset X/Y field to the Plasma Settings window (Advanced -> Settings). Please see the Laser Guide tutorial video for more information. https://stvcnc.com/product/laserguide/#instructionalvideo
- [GENERAL/FIXES] Fixed and expanded the Advanced tab functionality to correctly allow the user to individually modify and adjust acceleration values for Cut/Rapid/Jog Acceleration.
- [FIXES] Added a number of fixes to improve compatibility for complex/imprecise DXF files in the CAM module. This includes fixes for files with small segments, segments of a zero length, and other files that are now better optimized upon import.
IMPORTANT: Please update with the Software & Profile buttons within OptimumCNC.
V2.0.2528 [ 10/04/24 ]
- [CAM/CAD MODULES] improved software compatibility with DXF files imported from Fusion 360
- [CAM MODULE] added a “Processing” window to the CAM module to indicate program loading during complex calculations
- [CAM MODULE] fixed an issue where changing the kerf (cut width correction) value would sometimes cause the program to crash on certain large files
IMPORTANT: Please update with the Software & profile buttons within OptimumCNC
V2.0.2471 [ 09/26/24 ]
- [GENERAL] Array feature added – the Array functionality allows the user to multiply the currently loaded file into a number of columns/rows
- [GENERAL] Keyboard button renamed “M.D.I.” (Manual Data Input)
- [BUG FIXES] Fixed a DXF issue where some circles would not properly import into the CAM module
IMPORTANT: Please update both the Software and the Profile within OptimumCNC
V2.0.2441 [ 09/20/24 ]
- [GENERAL] CutStart Marking Mode – this mode allows the user to switch to marking only the pierce points for the loaded file. Press Refresh to switch back to the original cut file.
- [GENERAL] More machine presets added to the Machine Setup screen.
- [CAM] Added highlighting for the beginning/end of open contours (green for beginning, red for end) to be able to easily highlight potential file issues.
- [BUG FIXES] Fixed an issue that prevented the import of certain open contours and lines from the CAD module.
IMPORTANT: Please update both the SOFTWARE and the PROFILE within OptimumCNC. We have also uploaded “VIDEO #29 – Cut Start Marking” to your TUTORIAL VIDEO FOLDER in your OWNERS DOCUMENTS demonstrating the new features. We have updated optimumcnc.com Change Log and added Video #29. We have updated Optimum Youtube Channel with Video #29.
V2.0.2374 [ 08/19/24 ]
- [GENERAL] Inches/mm toggle added to the Machine Setup tab to quickly switch between imperial and metric systems
- [CAM MODULE] Layers functionality expanded – ability to select custom kerf (cut width correction) values per layer. Press the REFRESH button at the bottom of the Layers tab to apply the new correction values
- [CAM MODULE] Layers settings can now be assigned to different layers in the DXF file at the file import stage (within the Import DXF tab)
- [CAM MODULE] Min Contour and Merge value customization added to Project Settings tab. See section 4.2.5.5 of the OptimumCNC User Manual for more information
- [CAD MODULE] Ability to Undo actions added – press CTRL+Z to UNDO the latest action
- [CAD MODULE] Autosave added – the system will now automatically take a snapshot of the latest CAD module drawing every 15/60 seconds (depending on whether the drawing is being actively changed or not), storing the drawing should the program be restarted
- [CAD MODULE] Lengthen Arc/Line and Offset Arc/Line buttons added to the Tool: Select tab
- [CAD MODULE] Flex grid setting now allows to set a custom grid size
- [CAD MODULE] “New” button added to the top ribbon to quickly start a new CAD module drawing
- [BUG FIXES] Fixed an issue where the Machine Setup window would not react when using the Close Window button
IMPORTANT: You will be updating the SOFTWARE button and PROFILE button.
“NEW OPTIMUM MANUAL V49” HAS BEEN RELEASED TO YOUR OWNERS DOCUMENTS LINK IN YOUR MANUALS FOLDER.
V2.0.2157 [ 07/15/24 ]
- [GENERAL] Select Start Point functionality added. To select a starting point within the loaded G-code file, hold CTRL button on the keyboard and click on the location within the control program you would like to start from. See video #28 in Customer Links folder (Select Start Point.mp4) for more information.
- [GENERAL] Added a visual grid to the control program visualization window
- [CAM MODULE] Updated the Rotation icons in the nesting tab to make them more intuitive
- [CAM MODULE] Using the DELETE keyboard button while a contour is selected will now remove it from the project, similar to the on-screen Delete button
- [CAM MODULE] Option to set distance between imported parts (copied or added to the nest) has been moved from Project Settings to the Nesting tab, under Distance.
- [BUG FIXES] CAM Module – fixed a nesting issue that would sometimes result in an overlap for small parts/contours after nesting.
- [GENERAL] Modified the profile update sequence to match the Linux and Windows update process
- [PROFILE UPDATE] “Edit G-Code” button has been added to the G-code panel. This will open an external text editor that the user can modify the current control program in. Do not forget to save the file in the editor and reload it in the OptimumCNC software once it has been modified.
Both the Software and the Profile updates are required to obtain the latest functionality.
IMPORTANT: You will be updating the SOFTWARE button and PROFILE button.
V2.0.2028 [ 06/17/24 ]
- [CAM] Support for Non-uniform rational B-splines (NURBS), improvements for ellipse support and offset calculation. This update expands the range of DXF files generated by different third-party CAD software applications, allowing these files to be correctly displayed within Optimum CNC software.
- [BUG FIX] Stability improvements during the update process.
IMPORTANT: You will be updating the SOFTWARE button.
NOTE: If you are running a version from last month and updating directly to this one, then you will need to update both Software and a Profile update.
V2.0.2000 [ 06/11/24 ]
- [GENERAL] Rollback functionality for OptimumCNC software. The rollback feature allows the user to revert an update to an earlier version of the software.
- [CAM MODULE] Minimum contour setting. Min Contour allows the user to set the minimum length of the contour and the area enclosed by the contour that is considered a “valid contour” by the CAM module. Useful for complex and unoptimized DXF files.
- [CAM MODULE] Nesting functionality (beta version). The Nesting tab allows the user to set the sheet size, distance between parts and the maximum number of rotations per part. Please note that the nesting functionality within OptimumCNC is considered to be in beta and may
- [GENERAL] New Plasma Setup section in the Machine Setup window. The added options allow the user to easily select cutcharts different from the default Hypertherm Sync cut charts that are built into the software, as well as select the THC Voltage Divider and THC Voltage Ratio. Note that these settings usually come pre-set by the OptimumCNC team and are not required to be changed after the initial system setup
- [CAM MODULE] Optimizations for DXF import validation, allowing the system to more intelligently recognize and remove duplicate contours, contour self-intersections and contour overlapping.
Please update both the software and the profile for the changes to take effect.
V.2.0.0882 [ 04/24/24 ]
- [ GENERAL ] Arc Speed functionality now works on arcs/holes on parts imported from the CAM module (in addition to regular G-code files)
- [ GENERAL ] New method of kerf correction calculation within the
- [ CAM MODULE ] Optimisations for large DXF file import from CAD to CAM modules
- [ BUG FIX ] CAM – general stability fixes
- [ BUG FIX ] CAM – fixed issue with contour distortion on certain parts
- [ BUG FIX ] CAD – fixed issue with contour import on certain DXF files
- [ MANUAL UPDATE ] Expanded THC troubleshooting section
- [ MANUAL UPDATE ] Expanded FAQ section
- [ VIDEO TUTORIAL ] Video #024_ Updating Software – New version with more information on Profile Updates
[ ARCHIVED LOGS ]
[ ARCHIVED LOG – 03/13/24 ]
- [CAM MODULE] – Layers support, ability to select custom speed for each layer
- [BUG FIX] CAD – Fixes to spline behaviour for DXF files and saved projects
[ ARCHIVED LOG – 03/05/24 ]
- [CAD MODULE] – Optimumzed spline import, leading to decrease in loading time for complex files
- [BUG FIX] CAM – numerous stability and performance fixes, including Sequence Editing, Leads and Move/Rotate options
[ ARCHIVED LOG – 03/03/24 ]
- [CAM MODULE] – Grid & rulers fixes. Changes to scroll screen behaviour in CAM module (ALT + Left Mouse Button), as well as project zoom in & zoom out to match the CAD module.
[ ARCHIVED LOG – 03/02/24 ]
- [CAD MODULE] – Import DXF button for CAD added
[ ARCHIVED LOG – 03/01/24 ]
- [BUG FIX] – Touch screen issue fixed
- [BUG FIX] – Vision procedures disabled from keyboard