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SmartAss Highlighter icon
Possibly abandoned Tested up to 4.2.39 #10 in code highlighter

SmartAss Highlighter

SmartAss Highlighter is extremely simple and easy to use syntax highlighter for your code. Shortcode - [highlighter]

Active installs10+10+ tier
Downloads · 30d69▲ +32.7% vs prev. 30d
Rating—0 reviews
Health score23/100At risk
All-time downloads2.6KSince Jan 2015
Support resolved—No recent threads
RequiresWP 2.7PHP any
Downloads · 7d19▲ +35.7% week over week
Our verdict

Consider an alternative

SmartAss Highlighter shows warning signs in 2026 — compare the alternatives below before installing. It runs on 10+ sites and was last updated 11 years ago, and scores 23/100 on our health check.

  • Small user base (10+ active installs)
  • Very few reviews so far
  • No update in 11 years
  • Only tested up to WordPress 4.2 (latest is 7.1)

How does it stack up?

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

Daily downloads

246Jul 2Aug 15Sep 29
Yesterday2
Daily average (1y)1
Peak day11May 16, 2026
Last 12 months526

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

Rankings

Where SmartAss Highlighter stands today

WordPress.org search rankings

Live position in the plugin search, top 100
KeywordPositionCompeting pluginsCategory
code highlighter >100 185 Best code highlighter plugins →
highlighter >100 225 Best highlighter plugins →
SmartAss #1 1 Best SmartAss plugins →
wordpress code highlight >100 1,937 Best wordpress code highlight plugins →
wp code >100 10,000 Best wp code plugins →

Version adoption

Share of active sites per release.

  • 1.0100.0%

About SmartAss Highlighter

From the official readme · v1.0

Description

  • SmartAss Highlighter is a simple and easy to use code prettifier for wordpress.
  • The code between <pre> and </pre> tags is highlighted.
  • Almost all languages are supported, no need to mention the code language.
  • Customizable for each post, use [highlighter] shortcode to enable for particular post.
  • To change theme, modify highlighter.css in the plugin directory.
  • Button is available for both editor modes, i.e., Visual and Text editor.
  • Line Numbers are ON by default but can be turned OFF by using modified shortcode [highlighter line=0]
  • IMPORTANT – This plugin would not be updated very frequently, updates (if required) may delay

Basic Usage

  1. Switch to Text Only Mode, Go to “Edit my profile” and then check “Disable the visual editor when writing”
  2. Create new post
  3. Put your code in between <pre> and </pre>
  4. MUST use shortcode [highlighter] to activate the SmartAss-Highlighter
  5. Line numbers are on by default, but can be switched off by using [highlighter line=0]
  6. Note: Only the Posts having shortcode [highlighter] will be highlighted. Your previous posts won’t be affected.
  7. Do NOT use html codes for special characters ( &lt; or &gt; ), Directly use < or >

More Information

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

Installation

  1. Download and extract "SmartAss-Highlighter.zip" to "wp-content/plugins/"
  2. Activate the plugin through the “Plugins” menu in WordPress
  3. Put your code in between <pre> and </pre> (It provides a code button in the editor)
  4. MUST use shortcode [highlighter] to activate the SmartAss-Highlighter
  5. Line numbers are on by default, but can be switched off by using [highlighter line=0]

Changelog

Initial release

1.0

  • First release

Full changelog on WordPress.org →

Screenshots

Visual editor screenshot
Visual editor screenshot
Text only editor screenshot
Text only editor screenshot
Sample highlighted output with line numbers
Sample highlighted output with line numbers
Sample highlighted output without line numbers
Sample highlighted output without line numbers
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 SmartAss Highlighter alternatives

All code highlighter plugins →
Alternatives
Rank Plugin Active installs Rating Updated Health
1 HTML Editor Syntax Highlighter HTML Editor Syntax Highlighter Add syntax highlighting to WordPress code editors using CodeMirror.js by Peter Mukhortov 60K+ ★★★★★★★★★★ 4.4 (110) 3 years ago 45
2 Urvanov Syntax Highlighter Urvanov Syntax Highlighter Reincarnation of Crayon Syntax Highlighter. Syntax Highlighter supporting multiple… by urvanov 3K+ ★★★★★★★★★★ 4.5 (19) 7 months ago 42
3 AH Code Highlighter AH Code Highlighter The easiest to use code highlighting ever. Choose between 8 different color themes to… by Andreas Hecht 60+ ★★★★★★★★★★ 5 (1) 8 years ago 32
4 iG:Syntax Hiliter iG:Syntax Hiliter A plugin to easily present source code on your site with syntax highlighting and formatting… by Amit Gupta 30+ ★★★★★★★★★★ 5 (1) 1 month ago 70
5 Prism Highlight Prism Highlight Styles Your Code With Prism.JS, a Lightest Code Highlighter. by Shaikh Masood Alam 20+ ★★★★★★★★★★ No reviews 5 years ago 24
6 Lite Syntax Highlighting Lite Syntax Highlighting Lite Syntax Highlighting: PHP, HTML, CSS, JS, C by z-17 10+ ★★★★★★★★★★ 5 (2) 8 years ago 30
8 CodeHighlighter CodeHighlighter This plugin is a syntax highlighter for source code using GeSHi. by iwongu 10+ ★★★★★★★★★★ No reviews 14 years ago 23
9 rtSyntax rtSyntax A no-fuss, lightweight, fast and optimised syntax highlighter for WordPress by rtCamp 10+ ★★★★★★★★★★ 3.8 (4) 11 years ago 26
10 wp-syntax-highlighter wp-syntax-highlighter Syntax Highlighter for WordPress using Highlight.js. by Darshan Sawardekar 10+ ★★★★★★★★★★ No reviews 12 years ago 23
11 Simpler Syntax Highlighter Simpler Syntax Highlighter Lightweight code snippet syntax highlighter. by Derick Payne <10 ★★★★★★★★★★ No reviews 9 years ago 21

FAQ

SmartAss Highlighter: quick answers

Straight answers, pulled from live WordPress.org data.

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

Is SmartAss Highlighter free?

Yes. SmartAss Highlighter is free to download and use from the official WordPress.org plugin directory.

Is SmartAss Highlighter safe to use in 2026?

SmartAss Highlighter shows warning signs in 2026 — compare the alternatives below before installing. It runs on 10+ sites and was last updated 11 years ago, and scores 23/100 on our health check.

How many websites use SmartAss Highlighter?

SmartAss Highlighter is active on 10+ WordPress websites and has been downloaded 2,591 times since it launched in January 2015. It was downloaded 69 times in the last 30 days.

Does SmartAss Highlighter work with WordPress 7.1?

SmartAss Highlighter is officially tested up to WordPress 4.2.39, while the latest release is 7.1.2. It may still work, but try it on a staging site first.

When was SmartAss Highlighter last updated?

The latest version, 1.0, was released on May 9, 2015 (11 years ago).

Who makes SmartAss Highlighter?

SmartAss Highlighter is developed and maintained by th3pirat3.

What are the best alternatives to SmartAss Highlighter?

The most popular alternatives to SmartAss Highlighter are HTML Editor Syntax Highligh… (60K+ installs), Urvanov Syntax Highlighter (3K+ installs) and AH Code Highlighter (60+ installs).

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