PJW Page Excerpt

Change the default text and description of the excerpt box, add an excerpt box to pages and show a jQuery character counter and limiter.

Group recent posts by category and show them inside boxes organized to columns.

This plugin remove extra p and br tags from the_content and the_excerpt.

Quick edit or create excerpts for both Posts and Pages, auto-generate and append excerpts or replace the content with excerpts.

This plugin allows you to display the most recent posts with an excerpt in a WordPress sidebar widget area.

This plugin generates a better excerpt for multi-byte language users (Chinese, for example). Besides, it keeps the html tags in the excerpt.

Adds a snack menu to the admin bar that provides quick access to blog/network admin screens for SuperAdmins

This plugin allows your users to configure a reminder to be sent to them if they haven't posted in the last n days.

The plugin gives you a number of javascript hotkeys on the frontend of your blog like P2 does.