Free Software
Free as in freedom.
Contents
Software
Audio
Command Line Tools
Cut, copy, and paste anything, anywhere, all from the command line. (GNU GPLv3)
CLI utility and Python API for analyzing log files and other data. (MIT)
Minimal, lightweight, and aesthetically pleasing file explorer for GNU/Linux. It runs in the terminal window, so it fits in well with window managers such as i3. vi key bindings allow for quick operations to be performed, including rename and delete. (GNU GPLv3)
Communication
Secure video conferencing and desktop sharing using WebRTC. (Apache License 2.0)
Open standard for decentralised, persistent, and interoperable communications. (Apache License 2.0)
Private messaging and calling for desktop, Android, and iOS. (GNU GPLv3)
File Management
A Dropbox-like web client where users can bring their own backend (FTP, SFTP, Webdav, S3, Minio, ...). (GNU AGPLv3)
File Sharing
Graphics
IDEs
Other
Set of open-source tools for self-hosting of OpenStreetMap maps in more than 50 languages. It provides both raster as well as vector tiles, WMS and WMTS services for GIS programs, support for JavaScript viewers and mobile SDK. (BSD)
Payments
Scientific Work
Screencasting
Utilities
An open source macOS app that lets you quickly toggle grayscale filter right from your menu bar or using a keyboard shortcut (⌥⌘G).