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WP Code Highlight icon
Possibly abandoned Tested up to 3.9.40 #2 in Code Highlight

WP Code Highlight

WP Code Highlight provides syntax highlighting of source code snippets and it is W3C valid. Wrap code blocks with and It provides a code button(HTML editor) to help you insert code in articles easily. You don’t need to…

Active installs200+100+ tier
Downloads · 30d87▲ +1.2% vs prev. 30d
Rating3.9/514 reviews
Health score34/100At risk
All-time downloads56.3KSince Sep 2011
Support resolved—No recent threads
RequiresWP 2.7PHP any
Downloads · 7d16• 0% week over week
Our verdict

Consider an alternative

WP Code Highlight shows warning signs in 2026 — compare the alternatives below before installing. It runs on 200+ sites, is rated 3.9/5 and was last updated 12 years ago, and scores 34/100 on our health check.

  • Small user base (200+ active installs)
  • No update in 12 years
  • Only tested up to WordPress 3.9 (latest is 7.1)

How does it stack up?

Side-by-side on installs, updates, ratings & support

Daily downloads

3711Jul 2Aug 15Sep 29
Yesterday1
Daily average (1y)2
Peak day17Mar 25, 2026
Last 12 months786

Download spikes usually follow a new release — each site that auto-updates counts as a download.

Rankings

Where WP Code Highlight stands today

WordPress.org search rankings

Live position in the plugin search, top 100
KeywordPositionCompeting pluginsCategory
Code Highlight >100 1,973 Best Code Highlight plugins →
sourcecode #27 47 Best sourcecode plugins →
wordpress code highlight >100 1,937 Best wordpress code highlight plugins →
wp code >100 10,000 Best wp code plugins →
wp code highlight >100 1,677 Best wp code highlight plugins →

Version adoption

Share of active sites per release.

  • 1.2100.0%

Rating breakdown

★★★★★★★★★★ 3.9 from 14 reviews

  • 5★50.0%
  • 4★21.4%
  • 3★7.1%
  • 2★7.1%
  • 1★14.3%

About WP Code Highlight

From the official readme · v1.2.9

Description

WP Code Highlight provides syntax highlighting of source code snippets and it is W3C valid.
Wrap code blocks with <pre> and </pre>
It provides a code button(HTML editor) to help you insert code in articles easily.
You don’t need to specify the language since WP Code Highlight will guess, all languages are supported.
You can put line numbers in your code if you need.
There are 4 highlight themes, you can choose from them or display by random.
It can also load wp-code-highlight.css from current wordpress theme directory.
It can delete its own options, so it is also a green plugin !

Basic Usage

  1. Download and extract wp-code-highlight.zip to wp-content/plugins/
  2. Activate the plugin through the “Plugins” menu in WordPress
  3. “Dashboard”->”Users”->”Your Profile”->”Disable the visual editor when writing”
  4. “Dashboard”->”Settings”->”WP Code Highlight”
  5. Wrap code blocks with <pre> and </pre> (It provides a code button in the HTML editor)
  6. You don’t need to specify the language since WP Code Highlight will guess, all languages are supported
  7. It can also load wp-code-highlight.css from current wordpress theme directory

More Information

For more information of this plugin, please visit: Plugin Homepage.

Related Links:

Installation

  1. Download and extract wp-code-highlight.zip to wp-content/plugins/
  2. Activate the plugin through the “Plugins” menu in WordPress
  3. “Dashboard”->”Users”->”Your Profile”->”Disable the visual editor when writing”
  4. “Dashboard”->”Settings”->”WP Code Highlight”
  5. Wrap code blocks with <pre> and </pre> (It provides a code button in the HTML editor)
  6. You don’t need to specify the language since WP Code Highlight will guess, all languages are supported
  7. It can also load wp-code-highlight.css from current wordpress theme directory

Changelog

Please visit http://boliquan.com/wp-code-highlight/

1.2.9

  • Some optimization

1.2.8

  • Updated newline handling to handle fixes to IE 10
  • Remove unused JS files
  • Optimize CSS
  • Register Setting

1.2.7

  • Some optimization

1.2.6

  • Corrected the bugs of ‘Code Button’, due to the quicktags was changed since WordPress 3.3

1.2.5

  • Corrected the slashes bugs
  • Add settings link

1.2.4

  • Detailed usage

Full changelog on WordPress.org →

Screenshots

Admin page screenshot
Admin page screenshot
Code Button
Code Button

For developers

Is this your plugin? Show off the numbers.

Add a live badge to your site, docs or GitHub README. It updates on its own — no account needed.

Active installs badge Rating badge Health score badge

Best WP Code Highlight alternatives

All Code Highlight plugins →

FAQ

WP Code Highlight: quick answers

Straight answers, pulled from live WordPress.org data.

Live data from WordPress.org · checked Sep 30, 2026

Is WP Code Highlight free?

Yes. WP Code Highlight is free to download and use from the official WordPress.org plugin directory.

Is WP Code Highlight safe to use in 2026?

WP Code Highlight shows warning signs in 2026 — compare the alternatives below before installing. It runs on 200+ sites, is rated 3.9/5 and was last updated 12 years ago, and scores 34/100 on our health check.

How many websites use WP Code Highlight?

WP Code Highlight is active on 200+ WordPress websites and has been downloaded 56,325 times since it launched in September 2011. It was downloaded 87 times in the last 30 days.

Does WP Code Highlight work with WordPress 7.1?

WP Code Highlight is officially tested up to WordPress 3.9.40, while the latest release is 7.1.2. It may still work, but try it on a staging site first.

When was WP Code Highlight last updated?

The latest version, 1.2.9, was released on August 2, 2014 (12 years ago).

Who makes WP Code Highlight?

WP Code Highlight is developed and maintained by acalbert.

What are the best alternatives to WP Code Highlight?

The most popular alternatives to WP Code Highlight are Code Block (200+ installs), WP Editarea (100+ installs) and Syntax Highlighter MT (100+ installs).

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