Simple Lightbox的作者是Archetyped,目前有200,000+个有效安装。已经Tested with 5.4.1版本的wordpress。
Simple Lightbox is a very simple and customizable lightbox that is easy to add to your WordPress website.
Options for customizing the lightbox behavior are located in the Appearance > Lightbox admin menu (or just click the Settings link below the plugin’s name when viewing the list of installed plugins)

Automatically activate links (no manual coding required)
Automatically resize lightbox to fit in window
Customize lightbox with themes
Mobile-optimized responsive themes included
Customizable lightbox animations
Infinitely customizable with add-ons
Supports WordPress image attachment links
Supports links in widgets
Keyboard Navigation
Display media metadata (caption, description, etc.) in lightbox
Enable Lightbox depending on Page Type (Home, Pages, Archive, etc.)
Group image links (play as a slideshow)
Group image links by Post (separate slideshow for each post on page)


Insert links to images/image attachments into your posts/pages

That’s it! The image will be displayed in a lightbox automatically.

For more usage tips, go to Simple Lightbox’s official page