EasyTimer.js is a simple timer/chronometer/countdown library compatible with AMD and NodeJS.
EasyTimer.js released under the MIT license
Cube CountDown script takes advantage of CSS3's transform property to display 3D cubes that rotate to count down to any desired future date. It supports either a horizontal or vertical layout, with its interface scalable on different screen sizes.
Countdown.js is a simple JavaScript API for producing an accurate, intuitive description of the timespan between two Date instances.
CountdownTimer is a reverse count down jQuery plugin for displaying countdown as per your need.
You can set a future date for reverse count down till that date from today or set start date and end date for reverse count down or you can set time in hours, minutes and seconds for reverse countdown to zero.
A tutorial about how to make a simple countdown timer using jQuery.
ClassyCountdown is a jQuery plugin that allows you to easily create clean circular countdowns. It is fully customizable and includes 12 themes, which can be modified and it uses HTML5 canvas for rendering the circles.
TicTic is a jQuery plugin to create pregnancy tickers. Also it can be used with grid background or slider background.
A nice tutorial about "Creating a Flippin’ 3D Countdown with CSS & JavaScript".
flipCountDown is a jQuery clock / timer / countdown plugin in retro flip-count down style.
For sizing, it's possible to use Bootstrap sizes notation.
TimeCircles is a jQuery plugin that provides a nice looking way to either count down towards a certain time, or to count up from a certain time.
The goal for TimeCircles is to provide a simple yet dynamic tool that makes it very easy to provide visitors an attractive countdown or timer.
FlipClock.js is a jQuery plugin with CSS3 animations to add counter, timer and clock with smooth flip effect.
Features
timeTo is an easy-to-use and customizable jQuery plugin for creating countdown timers or digital clocks with a lot of options and callback support.
County is a free jQuery count down plugin build with powerful jQuery library and loaded with various customization options. It allows you to control the animation, color schemes and many other parameters.
flipCounter is a jQuery plugin that turns a boring 'ole number into a big, beautiful analogue display. Count down the days until the apocalypse, make your own debt clock or throw back to the 90s and resurrect the hit-counter.
jQuery Countdown is a really cool plugin that has a great animation.