Software for macOS
Shotcut
A free and openly developed video editing software that works cross-platform. Shotcut is developed on the MLT Multimedia Framework and is avalible for FreeBSD, Linux, macOS and Windows. Shotcut is released as open-source software under the GPLv3.
HipChat
A web-based service for internal instant messaging and private chat for organizations. HipChat provides one-on-one and group and topic-based chat, as well as cloud-based file storage, video calling, searchable message-history and inline-image viewing. You can use HipChat natively on your desktop or mobile phone, or web browser. HipChat is available for Android, iOS, macOS, Linux, Windows and the Web.
Irssi
Irssi is a terminal based IRC client for UNIX-based operating systems. Irssi comes with IRC built-in and is multi-protocol friendly for module authors, it also support integration with SILC and ICB protocols via plugins. The application easily integrates with your window manager, your terminal emulator, your remote connection, your terminal multiplexer, your IRC bouncer and your IRC adapter. Allowing you to use Irssi virtually everywher throughout your system. Irssi is free software licensed under the GPLv2, available for macOS, Linux, BSD, Solaris, and Cygwin.
Thunderbird
A free an open-source email client developed openly by the Mozilla Foundation and the community. Thunderbird is easy to setup and customize and supports POP and IMAP. The email client comes with all features needed to search, filter, write and manage emails, but also have builtin support for live chat between contact and RSS/Atom feed reader.
Corel Painter
Unleash your creativity with Corel Painter, Tthe most realistic painting experience you'll find hard to resist. Corel Painter is a commerical raster-based painting software that simulates an accurate experience associated with drawing, painting, and printmaking. Corel Painter is used by professional digital artists across the globe, whom use the application to create amazing art in real-time.
FlexGet
FlexGet is a free and open-source multipurpose automation tool for all of your media with support for torrents, nzbs, podcasts, comics, TV, movies, RSS, HTML, CSV, and more.
Termius
Termius is the SSH client that works on both Desktop and Mobile. The application lets you organize hosts into groups while allowing share settings across users. Terminus uses end-to-end encryption to ensure your data remains safe and secure, while keeping connection and command history.
Ultimaker Cura
Ultimaker Cura is a free 3D printing software that is used by millions of users worldwide. The software is an advanced slicing engine that can be used to prepare your 3D models in a few clicks, and then easily send of to the printer, and get job done.
LispPad
LispPad is a simple, lightweight, IDE for developing and running Scheme code on macOS. The language supported by the integrated development environment LispPad is based on the R7RS (small) standard of the Scheme programming language. LispPad provides the a wide range of components inclduing a fully integrated Scheme interpreter, a large set of libraries, a text editor supporting syntax highlighting, smart indentation, parenthesis matching and text completion.