The Linux kernel is the core component of the Linux operating system. It's responsible for managing the system's resources and facilitating communication between hardware and software. It was first created by Linus Torvalds in 1991 and is open-source, allowing for...
Linux-libre is a GNU package that is maintained from modified versions of the Linux kernel. The aim of the project is to remove any software that does not include its source code, has its source code obfuscated or released under proprietary licenses.
Cost / License
- Free
- Open Source (GPL-2.0)
Platforms
- Linux

GNU Hurd (usually referred to as the Hurd) is a computer operating system kernel designed as a replacement for Unix, released as free software under the GNU General Public License. It has been under development since 1990 by the GNU Project of the Free Software Foundation.

A warm and cozy, open-source operating system compatible with existing apps, games and drivers. The main idea is to efficiently create a compatible environment for existing software and provide the best user experience on a personal computer.

illumos is a free and open-source Unix operating system. It derives from OpenSolaris, which in turn derives from SVR4 UNIX and Berkeley Software Distribution (BSD). illumos comprises a kernel, device drivers, system libraries, and utility software for system administration.
The Linux man-pages project documents the Linux kernel and C library interfaces that are employed by user-space programs. This package contains over 1,900 man pages.
Cost / License
- Free
- Open Source
Platforms
- Linux
Nanos is a new kernel designed to run one and only one application in a virtualized environment. It has several constraints on it compared to a general purpose operating system such as Windows or Linux - namely it's a single process system with no support for running...

SystemTap provides free software (GPL) infrastructure to simplify the gathering of information about the running Linux system. This assists diagnosis of a performance or functional problem. SystemTap eliminates the need for the developer to go through the tedious and disruptive...
Cost / License
- Free
- Open Source
Platforms
- Linux


DTrace is a performance analysis and troubleshooting tool that is included by default with various operating systems, including Solaris, Mac OS X and FreeBSD. A Linux port is in development.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Linux
- BSD
- Solaris
- FreeBSD
Based in Ottawa, Ontario, Canada, BlackBerry QNX has provided foundational software for many of the world’s mission-critical embedded systems since 1982. From nuclear power plants, surgical robots and class III life-critical medical devices to autonomous vehicles and brands like...
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- BSD
- Self-Hosted
This is a tool for installing the latest mainline Linux kernel on Ubuntu-based distributions.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Linux

Cost / License
- Free
- Open Source
Platforms
- Linux
Advanced Linux Sound Architecture (known by the acronym ALSA) is a free and open source software framework that provides an API for device drivers for sound cards. Some of the goals of the ALSA project at its inception were automatic configuration of sound-card hardware, and...
Cost / License
- Free
- Open Source
Platforms
- Linux

This is a kernel extension and clients that allow the MacBook to disable sleeping when the lid is closed. MOUNTAIN LION IS NOT SUPPORTED
SpatialOS is a computation platform that allows you to exceed the power of a single game engine or server.
Cost / License
- Free Personal
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- Chrome OS
- OSVR
- Self-Hosted


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Jupiter is a light weight power and hardware control applet for Linux. It is designed to improve battery life of a portable Linux computer by integrating with the operating system and changing parameters of the computer based on battery or powered connection.
Cost / License
- Free
- Open Source
Platforms
- Linux
XNU kernel is part of the Darwin operating system for use in OS X and iOS operating systems. XNU is an acronym for XNU is Not Unix. XNU is a hybrid kernel combining the Mach kernel developed at Carnegie Mellon University with components from FreeBSD and C++ API for writing...
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
Beautifully designed and optimized for ease of use. Works with all kernels and devices. Fully compatible with ElementalX Kernels.
Cost / License
- Free
- Proprietary
Platforms
- Android
This utility, just as it sounds, allows your to crash the Windows operating system by initiating a Blue Screen of Death according to 5 parameters that you specify from command-line.
Cost / License
- Free
- Proprietary
Platforms
- Windows
Cost / License
- Free
- Proprietary
Platforms
- Linux
An application which manages kernel parameters. It depends on your kernel which features you can use.












































