by Matthew Petroff on WordPress.org
Adds a widget to display archive links using purely CSS-based collapsing.
Example archives list
This plugin adds a widget to display archive links using purely CSS-based collapsing; no JavaScript is used.
Plugin website
Customize WP-admin lets you easily remove any menu or submenu from the admin sidebar, change the footer at wp-admin, and change the image and link of …
Optimize CSS Delivery: Load CSS Asynchronously, Delay CSS until User Interaction, Preload Critical CSS, and Remove Unused CSS Files.
Small Archives is monthly archive widget, display smaller list.