Updated Download Eigen — For Mac

If you prefer not to use a package manager, you can download the source code directly from the official repository.

:Run the following command: brew install eigen . Verify the Path : download eigen for mac

If you use instead of Homebrew, you can install Eigen with this command: sudo port install eigen3 . If you prefer not to use a package

: For easier access across projects, move the extracted Eigen folder (the one containing all the .h files) to a standard system path like /usr/local/include . Method 3: Install via MacPorts : For easier access across projects, move the

: Visit the Eigen Gitlab Releases and download the latest stable version (e.g., eigen-3.4.1.tar.gz ). Extract : Double-click the file to extract it.

On Macs, they are usually at /usr/local/include/eigen3 . Method 2: Manual Download from Source

Installing Eigen on Mac OS X for XCode - c++ - Stack Overflow