Free Software for Linux
pgAdmin
The software pgAdmin is the most popular free and open-source administration panel for PostgreSQL. With pgAdmin developers can manage their database and also use it as a tool that is part of the development process. The software is released under the PostgreSQL/Artistic licence and can be used on macOS, Linux, Unix and Windows to manage PostgreSQL 9.2 and above.
Chromium
Chromium is a free and open source web browser developed by Google. The project builds the open source version of the Google Chrome web browser. Google make use of the source code to build and improve their proprietary version of Google Chrome. And Google is not alone, many other browsers like Microsoft Edge, Opera and others a based on Chromium.
JDownloader
JDownloader is a free, open-source download management tool with a huge community of developers that makes downloading as easy and fast as it should be. Users can start, stop or pause downloads, set bandwith limitations, auto-extract archives and much more.
Qt Creator
Qt Creator is a cross-platform integrated development environment (IDE) built for the maximum developer experience. Qt Creator runs on macOS, Linux and Windows desktop operating systems, and allows developers to create applications across desktop, mobile, and embedded platforms.
Restyaboard
Restyaboard is an open source kanban board part of the Restya platform. Restyaboard can be extended using a simple Greasemonkey like approach offering offers countless way to expand--widgets, user scripts and user styles. It also provides integration and workflow automation using over 500 apps and third-party services via Zapier.
Geany
A free and open-source lightweight GUI text editor using Scintilla and GTK with basic IDE features. Geany is designed and developed with performance in mind, and provides limited dependency on separate packages or external libraries on Linux. Geany is available for a wide variety of operating systems including BSD, Linux, macOS, Solaris and Windows.
GameRanger
GameRanger is an internet-based gaming service and game utility software that allows users to create and join multiplayer games for hundreds of different video games. With GameRanger you can setup multiplayer game lobbies with your friends and play over 700 games and demos online with people worldwide.
Puppy Linux
Puppy Linux is a collection of multiple Linux distributions, built on the same shared principles, built using the same set of tools, built on top of a unique set of puppy specific applications and configurations and generally speaking provide consistent behaviours and features, no matter which flavours you choose.
Taskwarrior
Taskwarrior is an open-source, cross platform time and task management tool that can be used to effectivly keep track on progress and handle collaborative tasks. Taskwarrior's provides a graphical user interface as well as a command line tool allowing you to get things done and track progress from your terminal. Taskwarrior is powered by the Taskserver, an free and open-source server that can be installed on your cloud infrastructure or on-premise.
Void Linux
Void Linux is an independent Linux distribution that uses the X Binary Package System package manager, which was designed and implemented from scratch, and the runit init system.
The Void (Linux) distribution. Void is a general purpose operating system, based on the monolithic Linux kernel. Its package system allows you to quickly install, update and remove software; software is provided in binary packages or can be built directly from sources with the help of the XBPS source packages collection.