Market Shares for Operating Systems, Web Browsers, Etc.

Various providers of such statistics, for use with salt.

Unless otherwise specified, each source provides data from web analytics, on user share / market share for various web browsers, operating systems, system parameters such as screen resolution, etc.

StatOwl	StatOwl provides the usual data re website visitors.
w3schools.com	Caution! Based on one specific website's users. Users of w3schools' website are generally interested in studying web development / webmastering, and might be somewhat atypical.
Personal Computer Market Share: 1975-2004	Historical perspective is good for you?
'Hitslink'	"Market Share by Net Applications" would appear to be based on data from the web analytics services provided to various clients by the company "NetApplications^TM". Maybe wasn't working quite right when I visited it (2009 July 13). Also: If 'current report not yet available' try the left-pointing triangle button to see earlier period(s). Requires Javascript or hard to navigate. e.g. Browser Market Share Browser Market Share with Pie Chart Why was this a separate page? Browser version Market Share Browser version Market Share with Pie Chart (why is this a separate page?) Search Engine Market Share (Leading Engines Only) Search Engine Market Share (Leading Engines Only, With Trend Graph) Search Engine Market Share (With Pie Chart) Operating System Market Share Operating System Market Share Trends Graph
OneStat.com	Seems to have stopped providing recent data. As of mid-2009, website still provided old copies from 2005 or so, of published reports on browser market share and that sort of thing, in interpretative articles.