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Best syntax plugins for WordPress

The most popular syntax plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. String locator leads with 100K+ active installs, ahead of Code Block Pro (10K+) and CodeColorer (1K+). All 75 plugins tagged “syntax” are below, with figures from WordPress.org that update every day.

Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.

Research this niche or see all plugins.

Top 10 syntax plugins

  1. 1.
    String locator

    The most installed syntax plugin, with 100K+ active installs. Rated 4.6 from 125 reviews, updated 1 month ago.

  2. 2.
    Code Block Pro

    10K+ active installs. Rated 4.8 from 50 reviews, updated 2 months ago.

  3. 3.
    CodeColorer

    1K+ active installs. Rated 4.9 from 11 reviews, updated 2 months ago.

  4. 4.
    Code Click to Copy

    700+ active installs. Rated 4.7 from 14 reviews, last updated 1 year ago. Tested only up to WordPress 6.8.12.

  5. 5.
    Pastacode

    400+ active installs. Rated 4.9 from 14 reviews, updated 7 months ago. Tested only up to WordPress 6.9.11.

  6. 6.
    Better File Editor

    300+ active installs. Rated 4.7 from 17 reviews, last updated 11 years ago. Tested only up to WordPress 4.3.34.

  7. 7.
    Simple Code Highlighter

    300+ active installs. Rated 4.7 from 7 reviews, last updated 8 years ago. Tested only up to WordPress 4.9.35.

  8. 8.
    WP SyntaxHighlighter

    300+ active installs. Only 1 review so far, last updated 14 years ago. Tested only up to WordPress 3.3.2.

  9. 9.
    Gist GitHub Shortcode

    200+ active installs. Rated 5.0 from 6 reviews, last updated 6 years ago. Tested only up to WordPress 5.5.24.

  10. 10.
    Google Syntax Highlighter for WordPress

    100+ active installs. No reviews yet, last updated 19 years ago. Tested only up to WordPress 2.2.2.

All 75 plugins tagged “syntax”