Windows 64-bit installer

• Install Python 3.7 if you do not already have it. Make sure to download one of the "x86-64" installers, and select the option "Add Python 3.7 to PATH" during the installation. Direct link to the installer
• Install the Microsoft Visual Studio 2017 Redistributables.
• Download the Netgen/NGSolve msi - installer of the latest release
• Reboot your system after the installation and proceed to Getting started with Netgen/NGSolve

Older releases and a nightly build can be found here.

DMG image for OSX 64-bit

Supposed to work on OSX 10.9 or later on 64-bit systems

• Install Python 3.8
• Install the latest release Netgen/NGSolve
• Proceed to Getting started with Netgen/NGSolve

Older releases and a nightly build can be found here.

Ubuntu 64-bit (20.04, and newer)

Packages are now hosted on Launchpad for all supported series starting with 20.04. First make sure to activate the 'universe' repository:

sudo apt-add-repository universe

Now activate the PPA (use ppa:ngsolve/nightly to get nightly builds instead of monthly releases):

sudo add-apt-repository ppa:ngsolve/ngsolve
sudo apt-get update

Now you can install NGSolve like any other Ubuntu package with

sudo apt-get install ngsolve

Afterwards proceed to Getting started with Netgen/NGSolve.
 

Packages are provided via the AUR: netgen-git, ngsolve-git

Source Code

You can check out the latest source code using git:

git clone https://github.com/NGSolve/ngsolve.git ngsolve-src

For build instructions see Netgen/NGSolve Documentation.