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Seraphinite Alternative Slugs Manager icon
Possibly abandoned Tested up to 6.4.12 #1 in alternative slugs

Seraphinite Alternative Slugs Manager

Avoid URL redirection errors by managing old and alternative slugs to improve SEO.

Active installs20+10+ tier
Downloads · 30d72▲ +100% vs prev. 30d
Rating5/51 reviews
Health score31/100At risk
All-time downloads2.3KSince Mar 2019
Support resolved—No recent threads
RequiresWP 4.5PHP 5.4+
Downloads · 7d13▼ -45.8% week over week
Our verdict

Consider an alternative

Seraphinite Alternative Slugs M… shows warning signs in 2026 — compare the alternatives below before installing. It runs on 20+ sites, is rated 5/5 and was last updated 3 years ago, and scores 31/100 on our health check.

  • Small user base (20+ active installs)
  • Very few reviews so far
  • No update in 2 years
  • Only tested up to WordPress 6.4 (latest is 7.1)

Daily downloads

258Jun 29Aug 12Sep 26
Yesterday2
Daily average (1y)1
Peak day12Apr 12, 2026
Last 12 months497

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

Rankings

Where Seraphinite Alternative Slu… stands today

WordPress.org search rankings

Live position in the plugin search, top 100
KeywordPositionCompeting pluginsCategory
alternative slugs #62 462 Best alternative slugs plugins →
editor >100 10,000 Best editor plugins →
manager >100 6,560 Best manager plugins →
old slug >100 1,463 Best old slug plugins →
slug >100 6,604 Best slug plugins →

Version adoption

Share of active sites per release.

  • 1.4100.0%

Rating breakdown

★★★★★★★★★★ 5 from 1 reviews

  • 5★100.0%
  • 4★0.00%
  • 3★0.00%
  • 2★0.00%
  • 1★0.00%

About Seraphinite Alternative Slugs Manager

From the official readme · v1.4

Description

Avoid URL redirection errors by managing old and alternative slugs to improve SEO. Allows to edit, delete and add new slugs to posts. See more how to use it.

Features

  • All post types support
    Particular post types can be chosen in the settings including media.
  • Old slugs
    Viewing and correction.
  • Alternative slugs
    Full managing.

Premium features

  • No promotions
    No promotions of other related plugins.
  • Support
    Personal prioritized support

More details.

Requirements

  • WordPress 4.5 or higher.
  • PHP 5.4 or higher.
  • Browser (Google Chrome, Firefox, IE).

Installation

  1. Choose the plugin from the WordPress repository, or choose the plugin’s archive file in ‘Upload Plugin’ section in WordPress ‘Plugins\Add New’, or upload and extract the plugin archive to the ‘/wp-content/plugins’ directory manually.
  2. Activate the plugin through the ‘Plugins’ screen in WordPress.
  3. It will appear in the admin UI as shown in the screenshots.

Changelog

1.4

Improvements:

  • Alternative searching.
  • Auto-renaming (while activation or upgrading from Base version) plugin’s directory to appended by ‘-ext’ to avoid external wrong overwriting by Base version.
  • CSRF checking while settings saving, resetting and importing.
  • Changing text ‘Already done’ to ‘Dismiss’ in review notification.
  • Decreasing CPU using while asynchronous tasks execution.
  • Direct link to a new plugin version in plugins list.
  • Direct link to download full version in upgrade message.
  • Forced overwriting temp files if the existed one is a directory.
  • License activation and upgrade to full version.
  • License block in base plugin version.
  • Limiting log files to 2 MB size and maximum 50 count.
  • On all notifications that requires confirming the close ‘X’ button was removed.
  • Plugin’s custom directory name support.
  • Settings restoring confirmation.

Fixes:

  • ‘Upgrade to base plugin version is not supported’ error on some hostings.
  • Admin Interface: Elements’ widths are broken if other plugins use the CSS class name “block”.
  • Ajax requests could be blocked by another plugins.
  • Can’t update plugin from file if its directory is renamed.
  • Decrypting is not working after changing salts.
  • Localization is unavailable when Translate Press plugin is used.
  • Plugin’s scripts and styles are loaded incorrectly if WP plugins directory is not under WP root directory.
  • Possible warning while theme customization about ‘cannot modify header information’.
  • Restoring and importing settings without privileges.
  • Sometimes Ext, Full versions are updated to Base version.
  • Sometimes error appears about call to undefined function ‘get_plugins’.

1.3

Improvements:

  • If EULA is not accepted then showing minimal UI.
  • Import/export of settings.
  • Input-output security improvements.
  • Minimum WordPress version is 4.5.
  • Options: Multisite support.
  • Premium update.
  • The support button now opens the site page instead of the email client.
  • Upgrading from free version to full.

Fixes:

  • Admin scripts.
  • Localization is not reloaded on ‘change_locale’ event.
  • Mismatched version is always shown as new.
  • Sometimes Ext, Full versions are updated to Base version.
  • The activation panel is not visible if the server is unavailable.
  • Unable to upgrade Extended and Premium version.
  • Update terminates due to timeout on some hosting.
  • Updating to full version is not always working.

1.2.1

Improvements:

  • Russian localization correction.
  • Upgrading to preview version trough downloading.

1.2

New features:

  • Polylang plugin support.

Improvements:

  • Backup previous settings structure.
  • Making backups when change .htaccess.
  • Not meeting minimum requirements notifications.
  • Reset settings.
  • Security: sanitizing input parameters.

Fixes:

  • ‘Key’ buttons might have background on some themes.
  • Compatibility issues with Polylang plugin.
  • Frontend plugin queries are not valid for some sites.
  • License block is invisible just after installation if remote configuration is unavailable.
  • Output on some sites might be broken.
  • PHP 8: Fatal error on plugin initialization (call_user_func).
  • PHP Compatibility Checker by WPEngine detects issues with PHP 7.3.
  • Settings: ‘Save changes’ button is always in English.

1.1.1

Improvements:

  • Behavior changes notification warning.
  • Checkboxes inner select links are now in Combo style.
  • Download Preview and Full bundles by current version.
  • List items operations animation.
  • Storing settings in JSON format to ensure import/export of data.

Fixes:

  • “Key” link after “Order” button is invalid.
  • Block editor: If save more one time the new slug is duplicated.
  • Block’s help button is shifted to right.
  • Call to undefined function: wpml_element_type_filter.
  • In rare cases admin UI is blocked.
  • In the admin panel, the warning ‘Undefined index’ is shown, if DEBUG mode is enabled.
  • Inline comboboxes too short in WP 5.3 or higher.
  • Multiple appearing of Change Version warning.
  • Numeric slugs are not updated.
  • On some systems, script loading fails, resulting in a site loading error.
  • Separator line is invisible under WordPress 5.2 or higher.
  • Settings layout is too wide on some themes.
  • Unable to upgrade Extended and Premium version.

1.1

Improvements:

  • Attachments are supported.

Fixes:

  • PHP 5.4 ’empty’ operator compatibility.

Full changelog on WordPress.org →

Screenshots

Post slugs editor.
Post slugs editor.
Settings.
Settings.

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

FAQ

Seraphinite Alternative Slugs Manag…: quick answers

Straight answers, pulled from live WordPress.org data.

Live data from WordPress.org · checked Sep 27, 2026

Is Seraphinite Alternative Slugs M… free?

Yes. Seraphinite Alternative Slugs M… is free to download and use from the official WordPress.org plugin directory.

Is Seraphinite Alternative Slugs M… safe to use in 2026?

Seraphinite Alternative Slugs M… shows warning signs in 2026 — compare the alternatives below before installing. It runs on 20+ sites, is rated 5/5 and was last updated 3 years ago, and scores 31/100 on our health check.

How many websites use Seraphinite Alternative Slugs M…?

Seraphinite Alternative Slugs M… is active on 20+ WordPress websites and has been downloaded 2,292 times since it launched in March 2019. It was downloaded 72 times in the last 30 days.

Does Seraphinite Alternative Slugs M… work with WordPress 7.1?

Seraphinite Alternative Slugs M… is officially tested up to WordPress 6.4.12, while the latest release is 7.1.2. It may still work, but try it on a staging site first.

What PHP version does Seraphinite Alternative Slugs M… need?

Seraphinite Alternative Slugs M… requires PHP 5.4 or higher. Most hosts run PHP 8.x today, so it works on any modern WordPress hosting.

When was Seraphinite Alternative Slugs M… last updated?

The latest version, 1.4, was released on December 27, 2023 (3 years ago).

Who makes Seraphinite Alternative Slugs M…?

Seraphinite Alternative Slugs M… is developed and maintained by Seraphinite Solutions.

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