Downloads
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Netgen/NGSolve for Windows
Netgen/NGSolve is available in compiled form.
Releases are available from sourceforge Installer version for 32bit or 64bit.
The latest 5.2-alpha version of the installer is available from here: 32bit or 64bit
If you don't have Microsoft Visual C++ 2010 installed, you may need to install the redistributable package from here: 32bit or 64bit
Netgen/NGSolve for Linux
You have to compile Netgen/NGSolve. Download sources from sourceforge.