System Requirements
Software and Hardware requirements for using Open CASCADE Technology 7.5.0.
| Open CASCADE Technology System Requirements | |
| Operating System |
|
| Minimum memory | 512 Mb, 1 Gb recommended |
| Free disk space (complete installation) |
650 Mb of disk space, or 1.4 Gb if installed with reference documentation |
| Graphic library |
|
| C++ |
For Linux:
For Windows: *
For OS X/macOS:
For Android:
|
| * |
The official release of OCCT for Windows contains libraries built with VC++ 2017 64 bit. |
| Third-party Components ** | |
| Doxygen | Doxygen 1.8.5+ (building documentation) |
| FreeImage | FreeImage 3.17.0+ (support of common graphic formats) |
| Freetype | Freetype 2.4.11 - 2.7.1 (for text rendering) |
| Qt |
For Desktop: Qt 4.8.6+ For Android: Qt 5.3.2+ (used by demonstration tools) |
| TBB | TBB 4.x or 5.x (support of muli-threading and parallel execution) |
| Tcl/Tk |
For Linux, OS X/macOS: Tcl/Tk 8.6.3+ For Windows: ActiveTcl 8.6 (used by testing tools) |
| VTK | VTK 6.1+ (for VTK Integration Services) |
| ** |
The use of third-party components is governed by their corresponding licenses. Each third-party component is needed only for relevant OCCT module or functionality and can be omitted if it is not used. |
Refer to the Third-party Components page to download archives with precompiled binaries and source files of 3rd-party products for building Open CASCADE Technology and samples.
