Binary program packages for Linux, Windows, and macOS can be downloaded from http://www.ovito.org/.
Note that OVITO uses OpenGL to render particles and other graphical elements. Older computers or outdated OpenGL graphics drivers may not be compatible with OVITO. It is recommended to install the most recent version of your hardware vendor's graphics driver.
Extract the downloaded
.tar.gz archive using the tar command, e.g.: tar xzf ovito-2.8.1-x86_64.tar.gz.
This will create a new subdirectory containing the program package.
Change into the new directory and start OVITO by running the executable ./bin/ovito.
Run the installer program
ovito-x.y.z-win64.exe to install OVITO in a directory of your choice.
Windows might ask whether you really want to launch the program, because it was downloaded from the web and is not digitally signed.
.dmg disk image file to open it,
agree to the program license, and drag the
Ovito application bundle into your
Then start OVITO by double-clicking the application bundle.
You can also download the source code of OVITO and build the program yourself. See the developer section for instructions.