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Revision as of 02:25, 29 October 2016 by Rodrigodearaujo (talk | contribs) (The Core Operating System)

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Red Hat contributions to Free and Open Source software

Red Hat has contributed extensively to Free and Open Source software. A partial list of software that Red Hat has contributed towards include the following:

Contents:


Open Sourcing

  • Sistina GFS file system, LVM2 and associated clustering tools - 31 million dollars
  • Netscape directory server open sourced as Fedora/Red Hat Directory Server - Around 25 million dollars

Source: http://www.redhat.com/about/companyprofile/history/


GNOME and the Free Desktop

http://gnome.org infrastructure, hosting and bandwidth

pango: originally written and maintained

glib, gtk+: most primary maintainers and developer work

metacity: written and maintained

nautilus: co-maintained

gnome-panel: co-maintained

gnome-session: maintained

vte: written

cairo: written (employee) and maintained

gconf: written and maintained

dbus: written (employee) and maintained

hal: written (employee) and maintained

gnome-keyring: written and maintained

gnome control-center: co-maintained

evince: written and maintained

NetworkManager: written and maintained

vino: written and maintained

gnome-menus: written and maintained

sabayon: written and maintained

dogtail - UI automation and testing framework

Xorg: major contributions and maintenance

The Core Operating System

  • LVM2, md
  • Autofs - maintained
  • SELinux - Maintains User space tools, Targeted policy, MCS
  • Kernel 2.6 Audit subsystem - written and maintained
  • ipsec
  • crypto
  • ext3 - Written and maintained
  • vfs- Written and maintained
  • usb - patches
  • Kernel 2.6 Virtual Memory manager - Written and maintained
  • kernel 2.6 CPU scheduler - Written and maintained
  • netdump and netconsole
  • NPTL - Written and maintained
  • Tux - Written and maintained
  • several SATA drivers
  • Several network drivers
  • Network stack

Key Open Source Development Tools

  • glibc - Major contributions. Maintained.
  • gcc and gcj - Major contributions
  • binutils -
  • elfutils - Written and maintained
  • libuser
  • gamin - FAM replacement library done within Fedora - Written and maintained

Administration Frameworks

  • RPM - Written and maintained
  • up2date - Written and maintained
  • anaconda - Written and maintained
  • firstboot - Written and maintained
  • system-config-tools - Written and maintained

System Clustering

  • gfs - Written (Sistina) and maintained
  • gfs2 - Written and maintained
  • dlm - Written and maintained
  • gulm - Written and maintained
  • cman - Written and maintained
  • rgmanager - Written and maintained
  • ccs - Written and maintained
  • fence - Written and maintained
  • system-config-cluster - Written and maintained
  • gnbd - Written and maintained
  • dmraid - Written and maintained
  • bddraid - Written and maintained
  • csnap - Written and maintained
  • JFFS2

For more information see http://sources.redhat.com/cluster

Service Management

  • booty
  • chkconfig
  • initscripts
  • kudzu - Written and maintained
  • MAKEDEV
  • mkbootdisk
  • mkinitrd
  • ntsysv - Written and maintained
  • rhpl - Written and maintained
  • rootfiles
  • sysreport

Emerging Technologies

  • System Tap project
  • Supporting Xen virtualization
  • SELinux MCS
  • libvirt interface for virtualization - Written and maintained