0 Linux Versions

Date	Version
1991 Sept.	Freax 0.01 - still needs Minix and special gcc compiler,230 kbyte source code, incl. scripts and header files, minimal version, with floppy, keyboard and serial driver software, ext file system, 386 CPU support, UNIX-Shell bash
1991 Sept.	Freax 0.02 - bash and gcc were ported by MINIX, needs 4 mbyte RAM for compiling software
1991 Oct.	Freax 0.03 - small user group, gcc can compile himself on Linux, only needs 2 mbyte RAM for compiling software
1991 Nov.	Freax 0.11 - international development team, first fixed disk driver software, mkfs/fsck/fdisk program, Hercules/MDA/CGA/EGA/VGA graphic, US/German/French/Finnish Keyboard, console can beep, Linux now has his own development environment
1992 Jan.	Freax 0.12 - for the first time page-to-disk function built-in, Linux is put under the GPL, virtual memory, harddisk caching, POSIX job-control, more persons programming linux, multi-threading file system
1992 April	Linux 0.96 - programmer and user group raised up, X Window system from the MIT is used for the first time
1994 März	Linux 1.0 - 4,500 kbytes source code, incl. scripts and header files, more than 170,000 lines of source code, approx. 100 developers, approx. 100,000 users, first SCSI and sound driver software, for the first time networkable, ext2 file system
1995 März	Linux 1.2 - 250,000 lines source code, about 50% are hardware driver, porting to alpha, MIPS, and SPARC CPUs, extended network functions like IP-Forwarding and NFS, IPX, AppleTalk
1996 Juni	Linux 2.0 - 20,300 kbytes source code, incl. scripts and header files, approx. 800,000 lines of source code, porting to m68k and PowerPC CPUs, multi-processor capable up to 16 CPUs (experimental), symbol figure "Tux the penguin" was born
1997 April	Linux 2.1.32 - after a trademark right dispute Torvalds lets register Linux as a trademark
1999 Jan.	Linux 2.2.0 - 269 developers works on linux, approx. 10 million users, improved SMP support, IPv6 support as first operating system, extended software support by companies like StarOffice, Netscape
2000 Juni	Linux 2.2.16 -
2001 Jan.	Linux Kernel 2.0.39 Release, contains bug fixes for security holes
2001 Jan.	Linux 2.4.0 - 375 developers works on linux, approx. 15 million users, runs on altogether 13 hardware plateforms, improved network support, improved performance for memory transactions, extended hardware support
2003 März	Linux Kernel 2.2.25 Release
2003 Juni	Linux 2.4.21 - Kernel 2.4.20 to 2.4.21 : 1738 code changes
2003 Dez.	Linux Kernel 2.6.0 Release, optimized for big file storage devices and high data transfer rate, TCP/IP optimized, improved memory access and process scheduler, improvement in the threadings, improved Advanced Linux Sound Architecture (ALSA), contains Security-Enhanced Linux (SELinux)
2004 Feb.	Linux Kernel 2.0.40 Release
2004 Feb.	Linux Kernel 2.2.26 Release, contains bug fixes for security holes, last release of the 2.2 branch
2004 March	Linux Kernel 2.6.4
2004 April	Linux Kernel 2.4.26
2004 Aug.	Linux Kernel 2.6.8
2004 Nov.	Linux Kernel 2.4.28
2005 March	Linux Kernel 2.6.11
2005 April	Linux Kernel 2.4.30
2005 June	Linux Kernel 2.6.12
2005 Oct.	Linux Kernel 2.6.14
2005 Nov.	Linux Kernel 2.4.32
2006 March	Linux Kernel 2.6.16
2006 Sept.	Linux Kernel 2.6.18
2006 Dec.	Linux Kernel 2.4.34
2007 Feb.	Linux Kernel 2.6.20
2007 July	Linux Kernel 2.6.22