Free Software for macOS
PlayOnLinux
PlayOnLinux is an application which allows you to easily install and use numerous games and apps designed to run with Microsoft Windows. As few games are avalible for UNIX-like systems like macOS and Linux, PlayOnLinux playes an important role of allowing people to play games utilizing wine skins. A wrapper around Windows games and software that allow the game to be used on Linux and macOS.
Kitty Terminal
Kitty is a fast, featureful, GPU based terminal emulator for macOS, Linux and Windows. The project is developed by kovidgoyal and released as free and open software under the GPL-3.0 License. The terminal achives maximal performance by offloading rendering to the GPU for lower system load and smooth scrolling, making it a good choice when compared to resource heavy elctron-based terminals. Kitty Terminal also supports modern features like graphics, unicode, true-color, OpenType ligatures, mouse protocol, hyperlinks, focus tracking, bracketed paste and several new terminal protocol extensions.
MacDown
MacDown is a free and open-source markdown editor for macOS. MacDown provides live preview, syntax highlighting and a minimalistic appearance for easy Markdown formatting. The editor is influenced by Mou, and I try to mimic much of its behaviour as much as possible both in UI and the logic. MacDown is loved and use by many thanks to its highly customisable Markdown rendering options, syntax highlighting in fenced code blocks, and sophisticated auto-completion.
Steam
Steam is where most gamers come to buy and play computer games. Steam is a video game digital distribution service by Valve. The software can be used to both buy and launch games, it also packs social features allowing you to make friends and play games with or against them. The Steam platform can also be used by game developers and publishers to launch and sell games to users of the platform.
Apache OpenOffice
Apache OpenOffice is a free and open-source office suite that offers free applications for word processing, spreadsheet, presentations, graphics, and databases. It is one of the successor projects of OpenOffice.org and the designated successor of IBM Lotus Symphony. With Apache OpenOffice all data is stored in an open standard format allowing users to read and write files from all major office software.
Arduino IDE
Audrion IDE is a code editor and integrated development environment for Audrio boards used by makers across the globe. The open-source Arduino IDE makes it easy to write code and upload it to any Arduino board. Audrion IDE provides an interface that features autocompletion, code navigation, and even a live debugger.
Twine
Twine is an open source tool for telling interactive stories. With Twine, it simple to create interactive fiction that can be displayed as web pages. Each projects starts with a blank pages that binds itself and it can bind itself along an infinite number of spines extending in any direction. Twine runs nativley on macOS, Linux and Windows machines and on the web.
PhantomJS
PhantomJS is a headless web browser scriptable with JavaScript. PhantomJS utilize QtWebKit as the backend to offer fast and native support for various web standards: DOM handling, CSS selector, JSON, Canvas, and SVG. PhantomJS is most commonly used by developers to run browser-based unit tests in a headless system like a continuous integration environment.
iCab
iCab is an alternative web browser for iOS and macOS with numerous useful features not found in other browsers. The browser provides advanced filtering which can block undesirable content, like ads and pop-up windows. In the Kiosk Mode, iCab will feature the browser in full screen, making it a perfect sulotion for consumption of web content in a public location, be it at an exhibitions, conference or in a hotel or restaurant. iCab also provides a sophisticated download manager that be used for files or whole web pages which can be downloaded to access offline at your convenience, without access to internet.
Graylog
Graylog is a open-source, leading centralized log management solution built to open standards for capturing, storing, and enabling real-time analysis of terabytes of machine data. We deliver a better user experience by making analysis ridiculously fast, efficient, cost-effective, and flexible.