Mac OS X Softwares to FLOSS

TrueCombat: Elite & CQB is a free and open-source tactical first-person shooter mod for the game Enemy Territory, emphasizing realistic combat simulation and intense team-based gameplay in modern-day scenarios.

AssaultCube is a free, fast-paced, first-person shooter game built on the Cube engine. It offers both online multiplayer and single-player modes, emphasizing tactical gameplay and high performance on various hardware.

Red Eclipse is a fast-paced, free and open-source arena first-person shooter built on the Cube Engine 2. It emphasizes parkour-style movement and mutiplayer action across various game modes, offering a refreshing take on the genre with a sci-fi aesthetic.

MacVim is a robust, open-source text editor specifically tailored for macOS users, bringing the power and extensibility of Vim with a native graphical interface. It seamlessly integrates Vim's renowned modal editing and command-line power with the familiar macOS windowing environment.

ReText is a straightforward yet effective text editor designed primarily for authoring documents in Markdown and reStructuredText. It provides essential features like live preview and syntax highlighting, making it a suitable choice for writers and developers who prefer lightweight, plain text formats.

NetBeans is a free and open-source Integrated Development Environment (IDE) specifically designed for enterprise-level Java development, supporting a wide array of other languages and technologies, including PHP, C++, JavaScript, HTML, and CSS. It provides comprehensive tools for coding, debugging, testing, and deploying applications.

Cube 2: Sauerbraten is a fast-paced, Quake-inspired open-source first-person shooter with a unique in-game map editor and strong multiplayer focus. It emphasizes quick movement and tactical team-based gameplay.