Os dejo unos links con muchos ejemplos de AJAX muy vistosos y faciles de implemetar. No es bueno abusar pero que chulos que quedan…

La info esta sacada del blog mi buen amigo Marc de Newsiteworks.

25 code snippets for web designers part1/

http://www.miniajax.com/

He ido probando alguno y realmente funciona de maravilla pero claro no es conveniente abusar ya que luego el usuario no tienen paciencia y deja de ver nuestra web por querer hacerlo todo muy vistoso y saturar al servidor de peticiones.

También os dejo esta magnífica lista de links con miles de ejemplos de Ajax, tutoriales, recursos y librerias javascript.

• Ajax Tutorials
• Expression Engine and Ajax
• Ajax Instant Tutorial loading - content without page refresh
• Drag and Drop with Rico
• Drag and Drop Sortable Lists
• Ajax Shopping Cart
• Accessible forms and unobtrusive javascript
• Form Submit With Ajax
• Ajax File Uploading
• Ajax Basics
• Ajax Image Gallery
• Tabbed Content
• Amazon Web Services with Ajax
• Learn Ajax in 20 Minutes
• Shopping cart with script.aculo.us
• Ajax Design Patterns
• Ajax for Designers
• Ajax Progress Bar
• Handling Bookmarks and the Back Button
• Build a photo tagging site
• Introduction to Ajax
• Ajax : What is it good for ?
• Newsletter sign up Tutorial
• Develop a web-based pop3 client
• AJAX Tutorial with Prototype
• How to Auto Include a Javascript File
• Username availability checking
• RSS Reader Step by Step Tutorial
• Ajax website in less than 10 minutes
• Degradable form validation
• Nice Forms
• Animated Live Search
• Make Tables Sortable
• Bookmarklets
• Ajax Chat Sources
• Dynamically Loaded Articles
• Dynamically Loaded Content
• Chained Select Boxes
• Dynamic List
• Slide Out panel
• Speed up Ajax apps
• Integrate Google Calendar in your website
• Create your own Ajax effects
• Ajax Toy Box
• Alistapart - Get started with Ajax
• Image Cropping
• RSS Ticker
• Ajax Tutorial
• Slide in RSS Items
• Mastering Ajax
• Digg Voting
• Ajax Poll
• Ajax-S - Ajax Slideshow
• Ajax and Flash - Aflax
• Ajax Mistakes
• Ajax Enhancement for Wordpress Blogs
• Develop Web Applications with Ajax
• How do you code an Ajax Page ?
  
• Step by step Ajax
• Take command with Ajax
• Ajax Style Switcher
• What is Ajax ?

• Javascript Libraries
• Prototype
• Bajax
• Behaviour
• Rico
• Solvent
• Script.aculo.us
• Mochikit
• Moo.fx
• Toxic
• Plex Toolkit
• Engine
• Ajax Toolkit
• Interactive Website Framework
• RSLite
• XHConn
• Taconite
• Qforms
• Jspkg
• Ajax Caller
• Sajax
• Sardalya
• X
• Ajax Requests
• Moo.Ajax
• Spry

• Other Tutorial Roundups :
• 30 Ajax Tutorials
• Ajax Matters Blog - 130 Tutorials
• 50 Ajax Reference Websites
• 60 More Ajax Tutorials
• Ajax Impact Tutorials
• Ajax Tutorials

• Ajax Resource Sites :
• Ajaxian
  
• Ajax Matters
• Ajax Patterns
• Ajax Magazine
• Ajax Resources
• Ajax Toolbox
• Top 10 Ajax Applications

Fuente: tutorialblog.org