The File Extensions Database

.FLX File Extension

  • Developer by: Graebert
  • Category: CAD Files
  • Format: Binary

What is an .FLX file?

.FLX is FelixCAD Drawing

2D or 3D CAD drawing format used by FelixCAD, a free design and drafting program; used for designing three-dimensional objects and structures; similar to the .DWG format used by AutoCAD.

Programs that open FelixCAD Drawing
Graebert FelixCAD
File Type 2 FLIC Animation
Category: Video Files

Slight variation on the standard FLC movie/animation format; uses existing parts of previous frames to allow for faster transition between frames

Programs that open FLIC Animation
Corel VideoStudio 2018
Wolfram Research Mathematica
Autodesk 3ds Max 2018
Wolfram Research Mathematica

How to solve problems with FLX files

  • Associate the FLX file extension with the correct application. On :
    Windows: Right click on any FLX file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.FLX files". Mac: Right click (or Ctrl-click) the FLX file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .FLX is FelixCAD Drawing. Because only the current version supports the latest FLX file format. Search, therefore, e.g. on the Graebert manufacturer website after an available .FLX is FelixCAD Drawing update.
  • To make sure that your FLX file is not corrupted or virus-infected, get the file again and scan it with antivirus software.