Software for macOS

Irssi 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.

Intego Washing Machine Intego Washing Machine

Mac Washing Machine is a Mac cleaner that makes it easy to get rid of junk files that slow down your Macintosh computer. Locate and delete duplicate files and programs that you no longer use to free up valuble hard disk space. Mac Washing Machine can also be used to improve the performance of your Mac by cleaning up unused system files, cache and clear unused processes.

USBImager USBImager

A really simple open-source, GUI application that writes compressed disk images to USB drives and creates backups. USBImager is avalible for Linux, macOS, and Windows.
 

LimeChat LimeChat

LimeChat is a free and open source IRC client for macOS.

PhraseExpress PhraseExpress

PhraseExpress is a text expander software, that manages frequently used text templates for insertion into any program. With PhraseExpress, you can speed up your typing in any text editor, email, web browser or database application. PhraseExpress's template manager organizes text templates in multiple languages or customizable categories that can be triggered from the snippet menu, by hotkey or with autotext shortcuts

GarageBand GarageBand

A fully equipped music creation studio right inside your Mac, iPhone and iPad. GarageBand comes bundled with macOS and contains a complete sound library including instruments, presets for guitar and voice. With GarageBand user can create music or podcasts with an easy-to-understand user interface and toolset.

RedisGraph RedisGraph

RedisGraph is the first free and open source queryable Property Graph database to use sparse matrices to represent the adjacency matrix in graphs and linear algebra to query the graph.

FlexGet 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.

 

Node.js Node.js

Node.js is a free and open-source JavaScript runtime environment built on the V8 engine. Node.js can execute JavaScript outside of a web browse and works cross-platform. The platform is used to power many JavaScript software project and web application in production today. Node.js is perfect for data-intensive real-time applications due to its event-driven and non-block I/O model.

Thunderbird 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.