Amit Badkas

Calendar Archives is a visualization plugin for your WordPress site which creates yearly calendar for your posts. Create a new page (having ‘no sidebars’ template) for your calendar archive and insert the shortcode [calendar-archive] in the editor. Load this page and enjoy the view!
Each day of calendar will display first available photo from posts of that day in the background. The plugin’s layout is customizable and having two working layouts for demonstration
For more details, see http://www.sanisoft.com/blog/2009/08/21/wordpress-plugin-calendar-archives/

Calendar Archives

Calendar Archives is a visualization plugin for your WordPress site which creates yearly calendar for your posts.

Ashley

Expanding Archives adds a widget that shows your old posts in an expandable/collapsible format. Each post is categorized under its year and month, so you can expand all the posts in a given month and year.
This plugin comes with very minimal CSS styling so you can easily customize it to match your design.
JavaScript is required. No IE support.

Expanding Archives

This plugin adds a new widget where you can view your old posts by expanding certain years and months.

Calendar Archives vs Expanding Archives