さくらのレンタルサーバに設置したWordPressで運用しています。
使用中のプラグインは，以下の通りです。

Akismet
Audio Album
Better Delete Revision
Better Search Replace
Captcha by BestWebSoft
Classic Editor
Contact Form 7
Copy & Delete Posts
Code Block Pro
Count Per Day
Default featured image
Disable Post Revision
Highlighting Code Block
Permalink Redirect
PHP Everywhere
PS Auto Sitemap
Really Simple CAPTCHA
Robo Gallery
Search Regex
SearchWP Modal Search Form
Simple Lightbox
Simple Slug Translate
SlimStat Analytics
SyntaxHighlighter Evolved
TaxoPress
UpdraftPlus
VK All in One Expansion Unit
WEN Featured Image
WP Fastest Cache
WP Multibyte Patch
WP-Optimize
WP-PageNavi
WP-Paginate
WP RSS Aggregator
ZI Hide Featured Image