Qt is cross-platform software for creating graphical user interfaces as well as cross-platform applications that run on various software and hardware platforms such as Linux, Windows, macOS, Android or embedded systems with little or no change in the underlying codebase while still being a native application with native capabilities and speed.
Red Hat, Inc. is an American software company that provides open source software products to enterprises and is a subsidiary of IBM. Founded in 1993, Red Hat has its corporate headquarters in Raleigh, North Carolina, with other offices worldwide.
Zope is a family of free and open-source web application servers written in Python, and their associated online community. Zope stands for "Z Object Publishing Environment", and was the first system using the now common object publishing methodology for the Web. Zope has been called a Python killer app, an application that helped put Python in the spotlight.
GNU Mailman is a computer software application from the GNU Project for managing electronic mailing lists. Mailman is coded primarily in Python and currently maintained by Abhilash Raj. Mailman is free software, licensed under the GNU General Public License.
The SWORD Project is the CrossWire Bible Society's free software project. Its purpose is to create cross-platform open-source tools—covered by the GNU General Public License—that allow programmers and Bible societies to write new Bible software more quickly and easily.
Trac is an open-source, web-based project management and bug tracking system. It has been adopted by a variety of organizations for use as a bug tracking system for both free and open-source software and proprietary projects and products. Trac integrates with major version control systems including Subversion and Git. Trac is used, among others, by the Internet Research Task Force, Django, FFmpeg, jQuery UI, WebKit, 0 A.D., and WordPress.
reStructuredText is a file format for textual data used primarily in the Python programming language community for technical documentation.
eric is a free integrated development environment (IDE) used for computer programming. Since it is a full featured IDE, it provides by default all necessary tools needed for the writing of code and for the professional management of a software project.
GForge is a commercial service originally based on the Alexandria software behind SourceForge, a web-based project management and collaboration system which was licensed under the GPL. Open source versions of the GForge code were released from 2002 to 2009, at which point the company behind GForge focused on their proprietary service offering which provides project hosting, version control, code reviews, ticketing, release management, continuous integration and messaging. The FusionForge project emerged in 2009 to pull together open-source development efforts from the variety of software forks which had sprung up.
Open-source software development (OSSD) is the process by which open-source software, or similar software whose source code is publicly available, is developed by an open-source software project. These are software products available with its source code under an open-source license to study, change, and improve its design. Examples of some popular open-source software products are Mozilla Firefox, Google Chromium, Android, LibreOffice and the VLC media player.
LAMP is an acronym denoting one of the most common software stacks for the web's most popular applications. Its generic software stack model has largely interchangeable components.
openSUSE is a free and open source Linux distribution developed by the openSUSE project. It is offered in two main variations: Tumbleweed, an upstream rolling release distribution, and Leap, a stable release distribution which is sourced from SUSE Linux Enterprise.
Komodo Edit is a free and open source text editor for dynamic programming languages. It was introduced in January 2007 to complement ActiveState's commercial Komodo IDE. As of version 4.3, Komodo Edit is built atop the Open Komodo project. Komodo IDE is no longer supported and maintained by developers for Python.
Jokosher is a free software, non-linear multi-track digital audio editor, released under the GPL-2.0-only. It is written in Python, using the GTK+ interface and GStreamer as an audio back-end, initially just for the Linux operating system but also with support for Windows.
This is a comparison of notable free and open-source configuration management software, suitable for tasks like server configuration, orchestration and infrastructure as code typically performed by a system administrator.
Geany is a free and open-source lightweight GUI text editor using Scintilla and GTK, including basic IDE features. It is designed to have short load times, with limited dependency on separate packages or external libraries on Linux. It has been ported to a wide range of operating systems, such as BSD, Linux, macOS, Solaris and Windows. The Windows port lacks an embedded terminal window; also missing from the Windows version are the external development tools present under Unix, unless installed separately by the user. Among the supported programming languages and markup languages are C, C++, C#, Java, JavaScript, PHP, HTML, LaTeX, CSS, Python, Perl, Ruby, Pascal, Haskell, Erlang, Vala and many others.
Apache Allura is an open-source forge software for managing source code repositories, bug reports, discussions, wiki pages, blogs and more for any number of individual projects. Allura graduated from incubation with the Apache Software Foundation in March 2013.
Taiga is a free and open-source project management system for startups, agile developers, and designers. Its frontend is written in AngularJS and CoffeeScript; backend, in Django and Python. Taiga is released under the AGPL-3.0-or-later license.
