amd core math library alternative terms for free software apache http server apache license apache software foundation artificial scarcity associative array bsd licenses barriers to entry berkeley software distribution binary blob black hat blender foundation cuda codec common unix printing system comparison of windows and linux comparison of x window system desktop environments comparison of open source operating systems competition compiler compiz fusion copy protection copyleft copyright copyright infringement of software creative commons cryptography drm digital camera digital rights management directshow ede echelon eclipse foundation exaile floss manuals freedos free software foundation free and open source software free software free software community free software licence free software movement gimp gnome gnome foundation gnu gnu compiler collection gnu general public license gnu lesser general public license gnu project gstreamer gmail google code gratis versus libre history of linux history of mozilla application suite history of mozilla firefox history of mozilla thunderbird history of free software ibm internet explorer interoperability jack audio connection kit kde license proliferation linux linux foundation linux standard base linux adoption linux distribution linux kernel litestep low level virtual machine minix mit license mac os x mandriva linux message passing interface microsoft microsoft office microsoft open specification promise microsoft windows mozilla mozilla firefox mozilla foundation mozilla public license musicbrainz mysql network effect nicholas negroponte non-disclosure agreement novell opengl opensolaris open source initiative open content open format open source open source software open source software development open source software security open standard operating system pclinuxos php package management system parallel processing patent perl powerpc proprietary software quartz rox desktop rss reactos red hat red hat enterprise linux red hat linux reverse engineering revolution os royalties sco-linux controversies sparc suse linux scalable vector graphics security through obscurity software bloat software bug software patents and free software source code tcl the free software definition tivoization trade secret trademark trusted computing vendor lock-in viral license wikimedia foundation wikipedia window manager windows nt windows xp x window system xfce xgl xine