Celery Task Queue Celery is an open source asynchronous task queue/job queue based on distributed message passing.
CheetahTemplate Cheetah is a template engine that uses the Python programming language.
Clonezilla Clonezilla is a free disaster recovery, disk cloning, disk imaging, and deployment computer program.
Cloudera Impala Cloudera Impala is an open source software project created by Cloudera that provides a database management system for data stored in a computer cluster running Apache Hadoop.
CodeAnalyst AMD CodeAnalyst is a GUI-based code profiler for x86 and x86-64-based machines.
Conky (software) Conky is a free software system monitor for the X Window System.
coreboot coreboot (formerly known as LinuxBIOS) is a free software project, endorsed by the Free Software Foundation, aimed at replacing the proprietary BIOS firmware found in most computers with a light...
CUBIT (multi-touch) CUBIT is an open source multi-touch system designed by Stefan Hechenberger and Addie Wagenknecht for NOR_/D. It was developed to "demystify multitouch" technology through making its software and...
Darling (software) Darling is a free and open source software application that aims to allow applications designed for OS X to run on the Linux operating system.
Das U-Boot Das U-Boot (Universal Bootloader) is an open source, primary boot loader used in embedded devices.
DD-WRT DD-WRT is a Linux-based firmware for wireless routers and wireless access points.
Disk space fan Disk Space Fan is a graphical disk space analyzes and duplicate file remover software for Microsoft Windows platform, it compatible the popular windows such as Windows XP sp3, Vista, Windows 7, ...
Disk Usage Analyzer Disk Usage Analyzer is a graphical disk usage analyzer for GNOME. It was part of gnome-utils, but was split off for GNOME 3.4.
DTrace DTrace is a comprehensive dynamic tracing framework created by Sun Microsystems for troubleshooting kernel and application problems on production systems in real time.
GKrellM GKrellM (GNU Krell Monitors) is a computer program based on the GTK+ toolkit that creates a single process stack of system monitors.
GNU Core Utilities The GNU Core Utilities or coreutils is a package of GNU software containing many of the basic tools, such as cat, ls, and rm, needed for Unix-like operating systems.
GNU Find Utilities The GNU Find Utilities or findutils is a GNU package which offers basic file searching utilities to search the systems directories of GNU and Unix based computers.
GnuWin32 The GnuWin32 project provides native ports in the form of runnable computer programs, patches, and source code for various GNU and open source tools and software, much of it modified to run on t...
GPM (software) GPM ("General Purpose Mouse") software provides support for mouse devices in Linux virtual consoles.
Growl (software) Growl is a global notification system and pop-up notification implementation for the Mac OS X and Windows operating systems.
HAL (software) HAL (Hardware Abstraction Layer or rather Hardware Annotation Library) was a software subsystem for UNIX-like operating systems providing hardware abstraction.
hdparm hdparm is a command line utility for the Linux to set and view ATA hard disk drive hardware parameters.
InfiniDB InfiniDB (formerly Calpont Corporation) is a database management software company based in Frisco, Texas.
JHOVE JHOVE - pronounced "jove" - is a joint project of JSTOR and the Harvard University Library to develop an extensible framework for format validation.
Kleo Bare Metal Backup Kleo Bare Metal Backup for Servers is a free file system cloning program created by Carroll-Net Inc.. Kleo creates an all inclusive backup of the operating system, device drivers and applications.
Kmscon Kmscon is a virtual console which runs in userspace and intends to replace the Linux console, a terminal built into the Linux kernel.
Kombu Messaging Framework Kombu is a software package to enable messaging in Python by providing an idiomatic high-level interface for the AMQ protocol.
LINA (software) LINA was a piece of open-source software that enabled users to run applications compiled for Linux under Windows and Mac OS X with a native look and feel.
Linux framebuffer The Linux framebuffer (fbdev) is a graphic hardware-independent abstraction layer to show graphics on a computer monitor, typically on the console.
Linux kernel The Linux kernel is the operating system kernel used by the Linux family of Unix-like operating systems.
Linux-HA The Linux-HA (High-Availability Linux) project provides a high-availability (clustering) solution for Linux, FreeBSD, OpenBSD, Solaris and Mac OS X which promotes reliability, availability, and ...
Linuxconf Linuxconf is a configurator for the Linux operating system.
LinuxLive USB Creator LinuxLive USB Creator is a free software for Windows that allows users to create bootable Live USB systems for many Linux distributions.
Lm sensors lm_sensors (Linux-monitoring sensors), is a free open source software-tool for Linux that provides tools and drivers for monitoring temperatures, voltage, humidity and fans.
LTTng LTTng is a system software package for correlated tracing of the Linux kernel, applications and libraries.
Mac Linux USB Loader Mac Linux USB Loader is an application that permits the creation of a bootable live USB of a Linux distribution.
Maui Cluster Scheduler Maui Cluster Scheduler was an open source job scheduler for use on clusters and supercomputers.
mdadm mdadm is a Linux utility used to manage software RAID devices.
Mesa (computer graphics) Mesa is a collection of free and open-source libraries that implement OpenGL and several other APIs related to hardware-accelerated 3D rendering, 3D computer graphics and GPGPU. Mesa is hosted b...
Mesa 3D (OpenGL) Mesa 3D is an open source 3D computer graphics library that provides a generic OpenGL implementation for rendering three-dimensional graphics on multiple platforms.
MobileNotifier MobileNotifier is a free open-source alert messaging system, written by Peter Hajas, for jailbroken iOS devices including iPhone, iPod touch, and iPad, for iOS 4.0 and above that.
Mondo Rescue Mondo Rescue is free disaster recovery software.
nmon nmon (short for Nigel's Monitor) is a system monitor tool for the AIX and Linux operating systems.
NuFW NuFW is a GPL extension to Netfilter, a Linux firewall.
Nuvola Nuvola (from Italian "cloud", Nuvola as evolution of the SKY icon theme) is a free software icon set under the GNU LGPL 2.1 license, created by David Vignoni.
REFIt rEFIt is a boot menu and maintenance toolkit for EFI-based machines like the Intel Macs.
Saxon XSLT Saxon is an XSLT and XQuery processor created by Michael Kay.
SeaBIOS SeaBIOS (formerly known as "legacybios") is an open source implementation of a 16-bit x86 BIOS. It implements the standard BIOS calling interfaces that a typical x86 proprietary BIOS implements.
Sector/Sphere Sector/Sphere is an open source software suite for high-performance distributed data storage and processing.
shred (Unix) shred is a Unix command that can be used to securely delete files and devices so that they can be recovered only with great difficulty with specialised hardware, if at all.
SnakeMQ SnakeMQ is a small cross-platform Python library for easy and reliable communication between hosts.
Snarl (software) Snarl is a notification system for Windows inspired by Growl that allows applications to display alpha-blended messages on the screen.
Synergy (software) Synergy is a software application for sharing a keyboard and mouse between multiple computers.
Synergy+ In computing, Synergy+ is a software application for sharing a keyboard and mouse between multiple computers.
SystemTap In computing, SystemTap (stap) is a scripting language and tool for dynamically instrumenting running production Linux operating systems.
TestDisk TestDisk is a free and open source data recovery utility.
Tomato (firmware) Tomato is a partially free HyperWRT-based, Linux core firmware distribution for a range of Broadcom chipset based wireless routers, most notably the older-model Linksys WRT54G (including the WRT...
Twisted (software) Twisted is an event-driven network programming framework written in Python and licensed under the MIT License.
UDPCast UDPcast is a file transfer tool that can send data simultaneously to many destinations on a LAN. This can for instance be used to install entire classrooms of PCs at once.
UNetbootin UNetbootin (Universal Netboot Installer) is a cross-platform utility that can create live USB systems and can load a variety of system utilities or install various Linux distributions and other ...
UnxUtils UnxUtils is a collection of ports of common GNU Unix-like utilities to native Win32, with executables only depending on the Microsoft C-runtime msvcrt.dll.
util-linux util-linux is a standard package of the Linux operating system.
VDownloader VDownloader is software originally developed by Enrique Puertas Sanz, an ICT professor at the Universidad Europea de Madrid.
win32-loader (Debian) win32-loader is a component of the Debian Linux distribution that runs on Windows and has the ability to load the actual Debian installer either from the network (as in the version used in from ...
WinDirStat WinDirStat is a graphical disk usage analyzer for Microsoft Windows, notable for presenting a sub-tree view with disk use percentage alongside a usage-sorted list of file extensions that is inte...
Wine (software) Wine is a free and open source software application that aims to allow applications designed for Microsoft Windows to run on Unix-like operating systems.
WinRoll WinRoll is an open source, free software utility for Windows 2000, Windows XP and Windows 7 which allows the user to "roll up" windows into their title bars, in addition to other window manageme...
Wubi (Ubuntu installer) Wubi (Windows-based Ubuntu Installer) is an official Windows-based free software installer for Ubuntu, which installs the software on an existing Windows partition, thus without need for par...
X-Wrt X-Wrt is a set of packages and patches to provide a web interface for the Linux distribution OpenWrt.
xCHM xCHM is an open source GUI front-end for CHMLIB.
XDM (display manager) XDM (in full, the X Window Display Manager) is the default display manager for the X Window System.
XPostFacto XPostFacto is an open source utility that enables the installation of PowerPC versions of Mac OS X up to Mac OS 10.4 (Tiger), and Darwin (operating system) on some PowerPC-based Apple Macintosh ...
XSplash XSplash is a software project in the Ubuntu community that uses the X Window System to replace the scrolling-text screens that appear while booting a Linux-based computer with a graphical splash...
XULRunner XULRunner is a runtime environment developed by the Mozilla Foundation to provide a common back-end for XUL-based applications.
ØMQ ØMQ (also spelled ZeroMQ, 0MQ or ZMQ) is a high-performance asynchronous messaging library aimed at use in scalable distributed or concurrent applications.