Plugins

Allows you to set posts to appear automatically in the future, but have a post date in the past.

Lightweight WordPress 301 redirect manager plugin for fixing broken links, URL changes, and SEO redirects with a clean admin interface.

Plugin for quick formatting comments with html-tags

To add recent posts in sidebar, with thumbnails, from specific categories...

Sif is a simple wordpress plugin that adds hover or flipper image in woocommerce product list, category list and related products list.

Add livereload.js on front end or admin

Add SightMill.com Net Promoter Score (NPS) feedback surveys to your website

Content recommendations engine for WordPress.

Allows a user to change the words "Posts" and "Pages" in the admin interface.

Restrict editing of posts or pages after a set number of days to improve content control.