Free software programmed in Python

Skencil, formerly called Sketch, is a free software vector graphics editor, released under the GNU Lesser General Public License.

PyChess is a free software chess client developed for GNU. It allows users to play offline or online via the Free Internet Chess Server (FICS). PyChess also incorporates a built-in chess engine, which in contrast to most other chess AIs is written in the Python language and focuses more on fun of play than raw strength. For more advanced users, PyChess allows for virtually any other external chess engine to be used with it.

music player, tag editor and library organizer

OCRopus is a free document analysis and optical character recognition (OCR) system released under the Apache License v2.0 with a very modular design using command-line interfaces.

application that adjusts the computer display's color temperature

open-source, cross-platform illustration program

Virtaal () is a computer-assisted translation tool written in the Python programming language. It is free software developed and maintained by Translate.org.za.

thumb|Benoit Chesneau, author of Gunicorn

software library for HTTP connection in Python

Seafile is an open-source, cross-platform file-hosting software system. Files are stored on a central server and can be synchronized with personal computers and mobile devices through apps. Files on the Seafile server can also be accessed directly via the server's web interface. Seafile's functionality is similar to other popular file hosting services such as Dropbox and Google Drive. The primary difference between Seafile and Dropbox/Google Drive is that Seafile is a self-hosted file sharing solution for private cloud applications. In private clouds, storage space and client connection limits

package manager and environment management system

user interface dock for Linux

free software

text-based file manager for Unix-like systems

Powerful text editor for MATE

software build automation tool

image analysis and scientific visualization software

localization and translation toolkit

txt2tags is a document generator software that uses a lightweight markup language. txt2tags is free software under GNU General Public License.

distributed task queue

configuration management software

Pylint is a static code analysis tool for the Python programming language. It is named following a common convention in Python of a "py" prefix, and a nod to the C programming lint program. It follows the style recommended by PEP 8, the Python style guide. It is similar to Pychecker and Pyflakes, but includes the following features: Checking the length of each line Checking that variable names are well-formed according to the project's coding standard Checking that declared interfaces are truly implemented.

podcast aggregator

thumb|Toyota Prius with openpilot installed thumb|An old version of Cabana, a CAN Bus traffic visualiser, now part of openpilot tools thumb|A user annotating a drive openpilot is an open-source, semi-automated driving software by comma.ai, Inc. When paired with comma hardware, it replaces advanced driver-assistance systems in various cars, improving over the original system. As of 2025, openpilot supports 325+ car models and has 10 000+ users, accumulating over .

Kolab is a free and open source groupware suite. It consists of the Kolab server and a wide variety of Kolab clients, including KDE PIM-Suite Kontact, Roundcube web frontend, Mozilla Thunderbird and Mozilla Lightning with SyncKolab extension and Microsoft Outlook with proprietary Kolab-Connector PlugIns.

'LiVES (LiVES Editing System)' is a free and open-source video editing software and VJ tool, released under the GNU General Public License version 3 or later. There are binary versions available for most popular Linux distributions (including Debian, Ubuntu, Fedora, Suse, Gentoo, Slackware, Arch Linux, Mandriva and Mageia). There are also ports for BSD, and it will run under Solaris and IRIX. It has been compiled under OS X Leopard, but not thoroughly tested on that platform. In early 2019, a version for Microsoft Windows was announced, with a release slated for in the second half of 2019.

monitoring application

SciDAVis (Scientific Data Analysis and Visualization) is an open-source cross-platform computer program for interactive scientific graphing and data analysis. Development started in 2007 as fork of QtiPlot, which in turn is a clone of the proprietary program Origin.

Phatch (PHoto & bATCH) is a raster graphics editor used to batch process digital graphics and photographs. Phatch can be used on the desktop as a GUI program or on the server as a console program.

Free software for teaching the "Solfège" music reading techinique

3D asset developing program

Wikimedia list article

ComfyUI is an open source, node-based program that allows users to generate images from a series of text prompts. It uses free diffusion models such as Stable Diffusion as the base model for its image capabilities combined with other tools such as ControlNet and LCM Low-rank adaptation with each tool being represented by a node in the program.

Chainer is an open source deep learning framework written purely in Python on top of NumPy and CuPy Python libraries. The development is led by Japanese venture company Preferred Networks in partnership with IBM, Intel, Microsoft, and Nvidia.

Free Range Routing or FRRouting or FRR is a network routing software suite running on Unix-like platforms, particularly Linux, Solaris, OpenBSD, FreeBSD and NetBSD. It was created as a fork from Quagga, which itself was a fork of GNU Zebra. FRRouting is distributed under the terms of the GNU General Public License v2 (GPL2).

up2date, also known as the Red Hat Update Agent, is a tool used by older versions of Red Hat Enterprise Linux, CentOS and Fedora Core that downloads and installs new software and upgrades the operating system. It functions as a front-end to the RPM Package Manager and adds advanced features such as automatic dependency resolution. The file specifies where up2date will search for packages.

BitBake is a task execution engine build automation tool that allows shell and Python tasks to run in parallel yet in order constrained by configured dependencies. It was originally developed for and is commonly used to build embedded Linux distributions often using a cross compiler to target a system that differs architecturally from the build host.

Checkmk is an open source IT infrastructure monitoring software system developed in Python and C++. It originated as an extension to Nagios and has since evolved into a self-contained monitoring platform.

MayaVi is a scientific data visualizer written in Python, which uses VTK and provides a GUI via Tkinter. MayaVi was developed by Prabhu Ramachandran, is free and distributed under the BSD License. It is cross-platform and runs on any platform where both Python and VTK are available (almost any Unix, Mac OS X, or Windows). MayaVi is pronounced as a single name, "Ma-ya-vee", meaning "magical" in Sanskrit. The code of MayaVi has nothing in common with that of Autodesk Maya or the Vi text editor.

free and open source content management system platform