For the developer version, the 'Portfile' is updated approx. MacPorts (package name, e.g., 'gcc48') - the fastest way to get a developer version of GCC. MacPorts comes with a packing software, but all software is compiled before installation.HPC Mac OS X offers GCC builds, which include gfortran.Other projects packaging GCC (and gfortran) binaries for Mac include: You can also install from other project packing software like macports or homebrew : OS X Mountain Lion (10.8): download gfortran 4.8.2 OS X Mavericks (10.9): download gfortran 4.9.0 or gfortran 4.8.2 OS X Yosemite (10.10): download gfortran 5.2 or gfortran 4.9.2 OS X El Capitan (10.11): download gfortran 6.1 MacOS Sierra (10.12): download gfortran 6.3 The gfortran maintainers offer nice Apple-style installers for: Once it is installed, you can open a terminal window and check if it has been installed:įortran is not available with Xcode. You can download it from the App Store. Once it is installed and you start it, it will ask you to install command line tools. If you need further assistance, please contact IGPP Net Ops.Gcc is part of Xcode. If not available on the website, 32-bit gfortran v4.6.1 32-bit gfortran v4.6.1 can be downloaded here: gfortran-4.6.1-i686-SnowLeopard.dmg.Download the latest 32-bit installation package at.Open and run the installer located in the Downloads folder.Download the latest 64-bit installation package at.Downloads for legacy versions of Xcode can be downloaded by registering for a free developer account: Xcode 4 for OS X 10.6: Install 64-bit gfortran If you're using an older version of Mac OS, the App Store's Xcode usually won't support it. Included in the wiki is how to install Xcode Command Line Tools: Please see the wiki on installing Xcode from the App Store. Prerequisite: Install Xcode and Xcode Command Line Toolsįor most users running a recent Mac OS version, Xcode can be downloaded via the App Store under /Applications/App Store.app.

However, 32-bit gfortran remains available at IGPP to run legacy code. 32-bit gfortran is only intermittently updated and may be discontinued in the future.

We recommend that you code using the latest 64-bit gfortran. This wiki explains how to download and install 64-bit and 32-bit gfortran.

How to download and install gfortran