Youbou Code Blockv1.0.1
Code block with syntax highlighting for gutenberg editor.
Alternatives to Custom HTML Block Extension
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Highlighting Code Blockv2.2.1
Add code block with syntax highlighting using prism.js. (Available for Gutenberg and Classic Editor)
Nahnu Code & API Blockv1.0.3
A block suite for developer documentation: syntax-highlighted code snippets plus a full set of API-documentation blocks. Website | Documentation | See …
Create syntax-highlighted, copy-ready code snippets in Gutenberg with responsive layouts, themes, and shortcode support.
Kodosvet Code Blockv1.1.0
Lightweight Gutenberg code block with Highlight.js syntax highlighting, smart language detection, and a built-in legacy block migrator.
Syntax highlighting for the Gutenberg Code block — Prism.js, 21 themes, 40+ languages, plus an optional server-side highlighting mode.
Syntax Highlight Nanov1.2.1
Adds modern syntax highlighting to WordPress's standard code block using the robust highlight.js library.
Coywolf Code Block Enhancerv1.0.60
Syntax highlighting and a copy-to-clipboard button for the native WordPress Code block, plus a language picker in the editor sidebar.
Display HTML, CSS, JavaScript, PHP & Python code snippets in WordPress with live preview, syntax highlighting and a copy button.
Extends the core Code block with language selection (Prism.js) and a configurable copy button.