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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
- "libxml2 and libxslt" development - Written and maintained
- 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