With this pluging you can add a countdown to your blog. Just specify an end-date in the settings (backend) and put one single line of php-code somewhere you want this countdown to be displayed. This plugin uses the ajax-technology for updating the countdown every second. The moment you change the specified date in the settings, the plugin recognizes this change and updates itself according to the new date.

COUNTdown

This plugin allows you to add an ajax-updated countdown to your blog.

anou

The Before You Are Dead (BYAD) Countdown provides a simple widget witch displays a countdown timer with Days, Hours, Minutes, Seconds and optionally, Years. You can configure some settings: Final date, Final time in the day, Final date format, Your final words and Years display.
<h4>Plugin Features</h4>
<ul>
<li>You can display the BYAD Countdown via:
<ul>
<li>a Widget</li>
<li>a Shortcode</li>
</ul>
</li>
<li>
BYAD Countdown implements some filters to use with add_filter() function:
<ul>
<li>byad_date_data > array( byadRegional, byadIcon) for jquery datepicker in admin. Useful for localization. Default in french. (see – byad-settings.php – around line 131). Check code example in <a href="https://plugins.svn.wordpress.org/before-you-are-dead-countdown/trunk/help-code.txt" rel="nofollow ugc">help-code.txt</a> file.</li>
<li>byad_title > filter for the widget title output. (see – byad-countdown_widget.php – around line 25)</li>
<li>byad_timezone > to set timezone for date php functions. Default: ‘Europe/Paris’. (see – byad-countdown_widget.php – around line 42)</li>
<li>byad_jsdata > to configure data passed to the main – byad-countdown.js – file displaying and activating your “last time of life”. (see – byad-countdown_widget.php – around line 53)</li>
</ul>
</li>
<li>
You can also:
<ul>
<li>use your own css using this simple action hook: byad_stylesheet.</li>
<li>use your own datepicker JS language file using this other action hook: byad_datepicker_lang.</li>
<li>Check examples in <a href="https://plugins.svn.wordpress.org/before-you-are-dead-countdown/trunk/help-code.txt" rel="nofollow ugc">help-code.txt</a> file.</li>
</ul>
</li>
</ul>
<h3>Localizations</h3>
BYAD Countdown distributes with translations for the following languages: 
* English 
* Français 
* Italiano
Don’t see your language on the list? 
There is a – byad-countdown-default.po – in the languages/ directory. 
Use it with <a href="http://www.poedit.net/" rel="nofollow ugc">Poedit</a> as a base .PO file for your language. 
Save it as: byad-countdown-LANGCODE.po where LANGCODE is your language code (e.g. fr_FR). 
If you create any, I’ll be glad to include it in the plugin.
<ul>
<li><a href="http://fr.termwiki.com/TWSpecial:ISO_Language_Code_Comparison" rel="nofollow ugc">Link to Languages Codes</a></li>
<li>Link to the excellent <a href="http://www.poedit.net" rel="nofollow ugc">Poedit software</a></li>
<li>See also my <a href="https://plugins.svn.wordpress.org/before-you-are-dead-countdown/trunk/help-code.txt" rel="nofollow ugc">help-code.txt</a> file for more info.</li>
</ul>

Before You Are Dead Countdown

Everybody using this plugin must be dead... So even if I'm the plugin's author, I must say, you don't really die at the end of this countdown!

Alone and counting

The Before You Are Dead (BYAD) Countdown provides a simple widget witch displays a countdown timer with Days, Hours, Minutes, Seconds and optionally,  …

COUNTdown vs Before You Are Dead Countdown