Free Software for macOS
VSCodium
VSCodium is a community-driven, freely-licensed binary distribution of Microsoft’s editor VSCode. VSCodium is built on the same source code as VSCode, but with telemetry and tracking removed before it is packaged as an application. VSCodium is released under the MIT license and is a great way to use VSCode without being tracked by Microsoft.
Traverso DAW
Traverso DAW is a digital audio workstation that is designed to be an extension of your creativity and workflow. With Traverso DAW, you can compose, record and edit your audio with an unprecedented speed and ease. Traverso DAW is released as free and open-source software under the licensed under GNU General Public License.
XAMPP
XAMPP is a free and open-source Apache web server stack used in web development. The XAMPP stack contains pre-configured versions of Apache HTTP Server, MariaDB, PHP, and Perl. XAMPP makes it really easy to install and use the stack on macOS, Linux or Windows.
VirtualBox
VirtualBox is a free and open-source hosted hypervisor for x86 virtualization, developed by Oracle. The software is used to create virtual machines that can be used for testing, and building software in virtually contained environments. VirtualBox is available for on macOS, Linux. Windows, Solaris and OpenSolaris.
Mapserver
MapServer is an free and open-source platform for publishing spatial data and interactive mapping applications to the web. Originally developed in the mid-1990’s at the University of Minnesota, MapServer is openly developed and released under an MIT-style license, and runs cross-platform on macOS, Linux and Windows. MapServer is not a full-featured GIS system, nor does it aspire to be.
Light Table
Light Table is an IDE (integrated development environment) for software development. The application is built by Chris Granger and Robert Attorri and features real-time feedback allowing instant execution, debugging and access to documentation.
Ungit
Let's face it, Git is not allways easy to use through the command line, especially if you are working across projects and branches. Ungit was created to solve this problem. Ungit is a free and open-source plaform for managing Git visually. Ungit is self-hosted and runs on any platform that supports Node.js and Git. The software also works well with Git platforms such as GitHub and GitLab.
MAMP
MAMP is a free, local server environment for macOS and Windows. With MAMP, anyone can start a local web server that can be used to develop WordPress sites or other web applications. MAMP supports Apache and Nginx and provides a pre-configured installation of MySQL, all of which can be used to create applications in PHP, Python, Perl and Ruby.
OTP Auth
OTP Auth is an two factor authentication application that allow you to use calculated one time passwords for your online acconunts. OTP Auth is avalible for iOS and macOS, and works with popular online services such as Google Mail, Amazon, GitHub, Dropbox and many more.