geek-o-pedia

Freeware application John’s Background Switcher automatically switches your desktop wallpaper at regular intervals using photos from your desktop or from online photo services, ranging from Flickr to Picasa to Yahoo image search. The new version can embed a calendar on your desktop over the switchable wallpaper, apply effects to the photos, or limit photos you use to landscape mode so you’ve always got wide photos. John’s Background Switcher is freeware, Windows only.

John’s Background Switcher [via MakeUseOf]  - 

Sweet, Sweet, totally Sweet ! Smashing Magazine has rolled out a list of more (really) stunning wallpapers. Their early masterpieces were :

• (Really) Stunning Desktop Wallpapers
• (Really) Stunning Pictures and Photos
• 35 Fantastic HDR Pictures

Our design sweetheart, Smashing Magazine is back with (really) stunning desktop wallpapers.

These stunning desktop wallpapers related to typography, art, technology, photography and abstract themes. Among other things we review calendar wallpapers, minimalistic wallpapers, wallpapers-illustrations and themes for Apple, Microsoft, Twitter and Google-fans. Each of the links leads to huge wallpapers archives where you can find even more excellent wallpapers.

Typography Wallpapers

I Love Typography Wallpapers
18 wallpapers dedicated to typography-lovers. Including iPhone Typography Wallpapers.

Veer Wallpapers
A growing collection of (not only) typography-related wallpapers in a variety of resolutions — from 320×480 (iPhone) to 1920×1200. Free registration is required to download the wallpapers.

I Love Typo Wallpaper
1024×768.

Art Wallpapers

Wallcoo Wallpapers
Hundreds of beautiful high-quality wallpapers from China. Stunning!

Ton3 Calendar Wallpapers
Every month Patricia Villanueva releases a new desktop background for the coming calendar month. It’s in Spanish, but beauty speaks all languages.

Design Wallpapers
By ndesign. 9 themes, a variety of resolutions.

JuneWind
30 colorful wallpapers available in numerous resolutions.

Happy Diwali! Wallpaper
Scroll to the end of the page. 800×600, 1024×768, 2000×1500.

Design is… Wallpaper Flickr Pool
A collection of wallpapers dedicated to design: designers explain what design is.

Freelanceswitch Wallpapers
4 wallpapers, 1920×1200, 1600×1200, 1280×1024, 1152×864, 1024×768

Rabbit Wallpaper
1280×960.

David Lanham’s Art Wallpapers
Over 20 art wallpapers in different sizes (widescreen — 1600×1200 and fullscreen — 1680×1050). Unique, and unusual.

Customize.org
A growing collection of wallpapers in the Deviantart’s style. User-generated content on over 900 pages. That’s going to take some time to browse through.

The Elemental Wallpaper
The Elemental: water extinguishes fire, fire entraps air, air encompasses Earth, Earth is the mother of all. 1024×768.

Oh Lolliop! It’s a desktop wallpaper
A wallpaper coming in 6 resolutions: from 1024×768 up to 1900×1200 px.

Bloody Hippy Wallpaper
Bloody Hippy, available in enourmo-scope 1920×1200 resolution.

Lothaleng Robot Wallpaper
1024×768.

Top 10 Gaming Wallpapers
All at 1920×1200 HD resolution, and a stunning image quality. There’s a link the the Flickr page of each wallpaper as well.

Apple, Windows, Google & Co.

Leopard Wallpapers
Wallpapers for designers, developers and bloggers who use Leopard. Wallpapers currently come in the following dimensions: 1024×768, 1280×800, 1280×960, 1600×1200. If none of the above suits you, get your own personalized Leopard wallpaper.

Simpsons OS X Wallpaper
Homer seems to be pretty hungry. Simpsons Mac Os X Wallpaper, Aqua.

Apple Love Wallpaper
Well, that’s pretty stylish. For Apple-lovers. 1024×640, 1920×1200.

Conquer The Universe Wallpaper
A galaxy background with Apple logo to honor the birth of Leopard. 1920×1200. Non-Apple-version is also available (also good for dual display).

Twitter Wallpaper
1280×800.

Google Wallpaper
1024×768. Light-version.

Technology Dekstopnexus
The Elemental: water extinguishes fire, fire entraps air, air encompasses Earth, Earth is the mother of all. 1024×768.

Leopard Server Aurora Wallpaper
1024 x 640, 2560 x 1600

Firefox Desktop Wallpaper
46 Firefox Desktop Wallpapers in different sizes and colors.

iPhone Wallpapers
7 320×480 iPhone wallpapers.

30 Nice Mac OS X Wallpapers
After searching high and low, here’s some good 30 Apple-related wallpapers (Apple logo, MacOS, iPod) that’s definitely worth a look.

Vista Wallpapers Pack
These wallpapers come in 3 different style — Vista curves, Silky embossed and Corporate clean. 2 high resolution formats – 1600×1400 px and 1920×1200 px.

Photographic Wallpapers

Fantastic Free Wallpaper Images
An impressive selection of free crystal clear wallpapers. 8 different resolutions, up to 2560×1600.

Above the clouds
You’ll need to change the size of the image to place it on your desktop. More beautiful photos in the Flickr: Awesome Pictures Pool, Golden Stars Flickr Pool

Flickr: Wallpapers and Backgrounds Pool
Over 9,000 photos available as wallpapers for your desktop. Every month the “Wallpaper of the Month” is selected.

Flickr: Wallpapers Pool
24,000 various desktop wallpapers. Minimum resolution: 1024×768.

Lightning at the night
You’ll need to change the size of the image to place it on your desktop. More beautiful photos in the Flickr: Awesome Pictures Pool

Beautiful Photographic Wallpapers
A set of 25 excellent photographic wallpapers which can be downloaded as a .zip-archive. Bonus: Second Pack.

Abstract Wallpapers

Flow Wallpaper
“Flow” comes in two variants: a single display one with a resolution of 2560×1600px and a dual screen one with a resolution of 2×1920×1200px. A bunch of iPhone/iPod touch compatible variants is added to the package.

Strukt Wallpaper
1024×640, 2560×1600.

Colorcharge
Three wallpapers. Format: 2000×1440 px.

Outta Space
Four wallpapers in the resolution 2560×1600 px

Disruption
4 wallpapers designed by Till Nowak. 1600×1200, 1280×1024 and 1024×768.

 
A collection of striking, high-quality wallpaper images, all available free from Microsoft Technical Evangelist Mike Swanson’s blog. The images are mostly nature based and available in common desktop and laptop resolutions. Wallpaper Images [Mike Swanson's Blog]

Smashing Magazine gives another adrenaline dose of uberkewl wallpapers. This is one of the best compilations ever.

Socksoff has a collection of stunningly beautiful wallpapers. This collection consists of modified wallpapers made from free stock photos. Amazing work.

We love Smashing Magazine, don’t we ? Again, they have posted a list of creative, inspiring, gorgeous and hilarious wallpapers.

Desktop it.
Wallpapers in sizes up to 1600 x 1200

Desktop Wallpapers.co.uk
Nature, 3d, scenery & landscape wallpaper images and galleries

Photographer Ilker Yoldas offers a 2007 calendar of images for use as your desktop wallpaper. These are good quality wallpapers with nice little calendars embedded on them.

For some reason, the collection is compressed as a RAR file and you would required 7-zip or WinRAR to uncompress them.

Some superb backgrounds…

• Art. Lebedev Studio Posters
  Cool arty barcode posters/wallpapers – in sizes up to 1600×1200
• Greg Martin
  Gallery of Art – great Wallpapers in sizes up to 2560 x 1024
• Greg Martin 2
  Great Wallpapers by Greg Martin in sizes up to 1600 x 1200
• Patrick Bennett
  Free Wallpapers – in sizes up to 1600 × 1050
• Blatte’s Backgrounds
  Original, free fractal backgrounds and wallpapers in sizes up to 2560 x 1600
• Blurburger Desktops
  Cartooney wallpapers – in sizes up to 1920 x 1200
• BSDnexus
  OpenBSD, FreeBSD and NetBSD wallpapers – in sizes up to 1600 x 1200
• Caedes Desktop Backgrounds
  A collection of great desktop wallpaper and desktop backgrounds. Over 12000 images: photography, 3D computer art, fractal, abstracts, nature, and space – in sizes up to 1600 x 1200
• Design Wallpapers
  Free Wallpapers – in sizes up to 1280 x 1024
• Desktopography
  Wallpapers For Designers – in sizes up to 1280 x 1024
• deviantART Wallpaper
  Great Wallpapers in 27 categories: Fractals, Vector, Fantasy, Dark, Games, Automotive, Abstract, Anime, Freehand, Light, Minimalistic, Landscapes, Science Fiction, Technical, Tiles, Multi Display, Females, Music, Macabre & Horror, 3 Dimensional
• Dieselstation
  Exotic Car Wallpapers – in sizes up to 1900×1200
• Digital Blasphemy Free 3D Wallpapers
  Free 3D wallpaper – in sizes up to 1600 x 1200, and 1920 x 1200 (widescreen)
• Outer Space Wallpaper
  Outer Space pictures for Windows desktop wallpaper – in sizes up to 1024 X 768
• pimpmydesk – desktop customizing
  Resources for Windows, Mac & Linux, you can find here wallpapers, desktop customizing, windows icons, mac icons, windnows customizing, guikit, themes, msstyles, stylr toolbar, visual styles, vista styles…
• Dual Screen Wallpaper
  Free Dual Screen Wallpapers in 5 categories: nature, abstract, space, Random, vehicles – in sizes up to 2650×1024
• endeffect 2006 – RIOT!
  Cool Wallpapers – in sizes up to 1600×1200
• eWallpapers.net
  Free wallpapers,desktop wallpapers, divided into categories: 3D, Aircrafts/Planes, Animals, Anime, Girls, Cars, Computers, Games, Holidays, Motorcycles, Movies, Music, Nature, Sports, World – in sizes up to 2560 x 1600
• e-wallpapers.info
  The best wallpapers on the net – divided into categories: Abstract, Cartoon, Cold Colors, Dark, Fantasy, Landscapes, Light, Mac OS X, Minimalistic, Nature, Sky, Warm Colors, Widescreen, Windows Vista
• Firefox Wallpapaers
  Cool FireFox Wallpapers – in sizes up to 1600 x 1200
• Flickr’s Desktop Wallpaper Pool
  Over 2,608 Flickr users have posted their favorite wallpaper photos. Minimum 1024×768 resolution
• National Geographic
  National Geographic Wallpapers divided into categories: animals, archaeology and paleontology, black-and white photography, people, science and technology, underwater, culture, history
• Free Movie Wallpaper
  James Bond, Star Trek, Borat, Harry Potter, Rocky and some more.
• Graffiti Wallpaper
  Free high-quality desktop wallpaper in 10 categories: Animal, Flower, Graffiti, Landscape, Plant, Random, Statue, Texture, Tree – in sizes up to 1920 x 1200
• GuiKit
  GUI Kit searches the web daily and posts links and previews to all the latest and greatest wallpapers, icons, and themes (via digg)
• HubbleSite
  Plaster snapshots of the universe across your computer screen. Wallpaper lets you wander the universe from your desktop.
• InterfaceLIFT
  Free High-Resolution Widescreen Wallpaper -in sizes up to 2560×1600
• joejoe’s Wallpapers
  A huge selection of great wallpapers, divided into categories: Abstract, Animals, Apple, Black and White, Desert, City, Grass, Landscape, Mac, Leaves, Plants, Sky, Snow, Space, Water, Sunsets
• k a n d i . h i t
  Wow! Cool Wallpapers – Jason Brooks and Hed Kandi Pictures
• Jeffrey Klassen – Infrared
  Amazing infrared photo gallery. These infrared photos/wallpapers are absolutely beautiful! – in sizes up to 1600 x 1200
• Jeffrey Klassen – Water
  These water drop photos/wallpapers are amazing! – in sizes up to 1600 x 1200
• Klowner’s Wallpapers
  Collection of Linux wallpapers and others – in sizes up to 1600 x 1200
• MediaInspiration Wall Papers
  Free Wallpapers – in sizes up to 1024 X 768
• meomi design
  Free Wallpapers: Octonauts, Endangered Animals & Meomi Cuties – in sizes up to 1280 x 1024
• Pixelgirl
  Desktop Images – in sizes up to 1920×1200
• Simpsons Wallpapers
  Bart, Homer, Marge, Mr.Burns – Simpsons & Springfield Wallpapers – in sizes up to 1280 x 960
• skeedz.com – wallpaper
  High quality wallpapers – in sizes up to 1280 x 1024
• Socksoff
  Free high quality wallpapers for Windows and Mac – in sizes up to 1600×1200
• Space.com
  Wallpapers for your Desktop in categories: Apollo, Mars, Moon, Earth, Hubble Space Telescope, 3-D Space Art, Stars and Galaxies, Solar System, Saturn’s Rings – in sizes up to 1280 x 1024
• Michael Swanson
  Macro Wallpaper Images – in sizes up to 1920 x 1200
• teknoel
  Design Desktops. Great desktop wallpapers in sizes up to 1600 x 1200
• Terra Galleria
  20 Free Wallpapers pictures from the Terra Galleria photo gallery – in sizes up to 1600 x 1200
• Travel Wallpapers
  Free Travel Wallpapers in 5 categories: 5 categories: The Beach, Blue, Landscapes, Cities, Towns & Buildings, Images of Gods – in sizes up to 1024 X 768
• Vector Desktop Wallpapers
  Vector Desktop Wallpapers by David Lanham – in sizes up to 1600 x 1200
• Waldo’s Wallpaper
  Ultra High resolution original 3D computer desktop wallpapers
• Wallpaper at 555 [DESIGN]
  Free Wallpapers – in sizes up to 1024 x 768
• Zeldman Presents: Desktop Pictures | Wallpaper
  Desktop images for your pleasure – in sizes up to 1600 x 1024
• Vladstudio – Wallpapers Gallery
  Free desktop wallpapers, high resolution, widescreen and dual-monitor images – in sizes up to 2560 x 1600
• Wallpapers
  Free Widescreen Desktop Wallpapers by Steve Truett -in sizes up to 2560 x 1600

Mac Wallpapers

• Desktopia
  Freeware – Desktopia is a brand new customization concept for MacOS X: if you are one of those that are always seeking for a new ways to improve the look of your mac then desktopia is the right choice. hanks to it’s very simple and unobtrusive interface you will be able to configure desktopia to automatically change your desktop picture based on a specified time of the day.
• OSXplanet Project
  OSXplanet is a cocoa program that is based on the popular program, xplanet (by Hari Nair). It is able to generate live images of the earth as well as other planets in the solar system with additional informations such as the current clouds, storms, satellites, volcanos, earthquakes and times and locations of cities.
• Apple OS X Wallpapers
  Mac OS X Default Aqua, Abstract, Nature Wallpapers – in sizes up to 1280 x 1024 and wide screen
• Blue Crystal 7
  The “Blue Crystal” desktop collection contains a bunch of elegant, high quality wallpapers. The 7th edition of the blue crystal desktop collection is inspired by the amazing default desktops included in Apple’s Mac OS 10.4 Tiger and contains three high resolution (2560×1600) desktops – Aqua, Aqua light and Graphit.
• deviantArt
  Mac/PC OS Wallpaper – in sizes up to 1920 x 1200
• Wallpapers – abstract and digital art
  Abstract and digital art wallpapers – in sizes up to 1600 x 1200
• joejoe’s Wallpapers
  48 Mac Wallpapers – in sizes up to 1600 x 1200
• MacDesktops.net
  Apple/Mac based wallpapers – in sizes up to 2499 x 1550 (login required)
• MacDesktop.com
  Mac Desktop pictures – in sizes up to 1600 x 1200
• Tux’n’tosh
  Mac/Linus Desktop Wallpapers – in sizes up to 1280 x 854
• Mac OS X Tiger Wallpapers
  Free Tiger Wallpapers – in sizes up to 2560 x 1600
• The Apple Collection
  Mac Desktop Pictures with Apple Logos. Wallpapers – in sizes up to 1920 x 1200
• Think different
  Here you find some nice Desktop Pictures for the Mac, Think different, Apple and more – in sizes up to 1600 x 1200
• Some other resources :

http://www.moving-insect.com/
http://www.mandolux.com/
http://www.sensitivelight.com/
http://www.digital-artist.de.vu

Some Stunning Vista Wallpapers : here, here and here.