Free Software for macOS
pgModeler
pgModeler is an open source software for modeling PostgreSQL databases. It merges the classical concepts of modeling using entity-relationship diagrams with specific features that only PostgreSQL implements. With pgModeler you can create and edit database models easily with a simple and intuitive interface. pgModeler allows you to design your database once with dynamic code generation, and export to multiple versions of PostgreSQL ranging from 9.x to 13.x.
Apache Spark
Apache Spark is a free and open-source, unified analytics engine for large-scale data processing. Apache Spark achieves high performance for both batch and streaming data, using a state-of-the-art DAG scheduler, a query optimizer, and a physical execution engine. With Apache Spark, you can write application quickly in Java, Scala, Python, R, and SQL. Spark also offers over 80 high-level operators that make it easy to build parallel apps. You can run Apache Spark anywhere, as a standalone product, in the cloud or on Hadoop, Apache Mesos or Kubernetes.
Apache NetBeans
Apache NetBeans is free and open-source IDE that combines development environment, a tooling platform and application framework into one package. With Apache NetBeans developer can build applications with Java, JavaScript, PHP, HTML5, CSS, and other languages. Apache NetBeans also features code highlighting, both syntactically and semantically, while also letting developers refactor code with a wide range of powerful and handy tools. The software is openly developed by the Apache Foundation and is available for macOS, Linux, Windows and BSD.
ArmorPaint
ArmorPaint is a a free 3D painting software specifically designed for physically-based texture painting. With ArmorPaint, you can paint with fully procedural materials, build fill layers with material nodes and use brush nodes to create patterns and procedural brushes. ArmorPaint supports up to 16K texture painting in seamless fashion using high-end graphics cards, which produce stunning results.
Filmulator
Filmulator is a free and open-source raw photo editor based on the process of developing film. The raw photo editing application with library management focus on providing simplicity over flexibility with an aim for ease of learning with a streamlined workflow. Filmulator accepts raw files from cameras and simulates the development of film as if exposed to the same light as the camera's sensor.
Apple Numbers
With Numbers, you can create beautiful spreadsheets that include impressive tables and images. Apple Numbers is a real-time collaboration spreadsheet that can be used to work solo or together with your team in one unified experience. Apple Numbers supports the Apple Pencil and can be used on your Mac, iPad, iPhone or Windows PC.
WhatsApp
WhatsApp is free messenger app for chat and voice over IP, owned and managed by Facebook. The application allow users to send text and voice messages, make voice and video calls and share images, media files and user locations with friends and family.
Mobirise
Mobirise is a free website builder that can be used to create and publish websites, without coding. Mobirise is perfect for non-technical people that are not familiar with web development and web standards. It allows you to easily build small websites, landing pages, online resumes and portfolios with over 3500 predesigned website blocks that can be arrange throw an intuitive drag and drop build. Mobirise is available for free on macOS and Windows.
GIMP
GIMP is a free and open-source raster graphics editor developed by the Free Software Foundation (GNU). The software is a perfect fit for anyone looking for a free and open alternative to Adobe Photoshop. GIMP can be used for photo retouching, image editing and composition. The software is commonly know within the Linux community but is available under the GPLv3+ licenses for macOS and Windows as well.
Disk Inventory X
Disk Inventory X is a disk usage utility for MacOS. Disk Inventory X helps users get an understaning of their computers disk space and how it is uitilized. Disk Inventory X answers this questions by providing an overview of files and folder and their size, with an easy-to-unstand graphical user interface that display disk space using treemaps. Disk Inventory X is released fully free and open-source under the GNU General Public License.