The "Light Code Block" plugin is the simplest and lightest plugin for inserting and displaying code.
Alternatives to HTML Block with Highlighting
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Syntax highlighting for the Gutenberg Code block — Prism.js, 21 themes, 40+ languages, plus an optional server-side highlighting mode.
Lightweight Gutenberg code block with Highlight.js syntax highlighting, smart language detection, and a built-in legacy block migrator.
Create syntax-highlighted, copy-ready code snippets in Gutenberg with responsive layouts, themes, and shortcode support.
Add code block with syntax highlighting using prism.js. (Available for Gutenberg and Classic Editor)
Adds modern syntax highlighting to WordPress's standard code block using the robust highlight.js library.
All-in-one Syntax Highlighting solution. Full Gutenberg and Classic Editor integration. Graphical theme customizer. Based on EnlighterJS.
Code block with syntax highlighting for gutenberg editor.
A block suite for developer documentation: syntax-highlighted code snippets plus a full set of API-documentation blocks. Website | Documentation | See …
Extends the core Code block with language selection (Prism.js) and a configurable copy button.