jQuery and MooTool Calendar Plugins

Introduction

Calendar is one of the famous form element. It helps to reduce human error. Instead of letting users type the date in certain format, you let them choose it from a calendar. It solves formatting problem, and it’s user friendly and easy to understand.

jQuery

• Full Calendar | Demo
  
• jCalendar | Demo
  
• jQuery UI Datepicker | Demo
  
• jQuery Week Calendar | Demo
  
• jMonthCalendar | Demo
  
• Date Picker | Demo
  
• Simple jQuery Date Picker | Demo
  

MooTool Framework

• Event Calendar | Demo
  
• Calendar | Demo
  
• Vista-like Ajax Calendar | Demo
  

Source

http://www.queness.com/post/656/10-beautiful-jquery-and-mootool-calendar-plugins