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WPSSO Core – Complete Schema Markup and Meta Tags

by JS Morisset · Performance

Also makes 26 other plugins · 30.4K+ installs across the portfolio →

Present your content at its best for social sites and search results, no matter how URLs are shared, reshared, messaged, posted, embedded, or crawled.

How scoring works →
89 Health · A
Maintenance 100/100
Rating quality 91/100
Support 70/100

89 health vs 67 average across 1,075 Performance plugins

Directory ranking optimization

How it's scored →

How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.

98 / 100

Excellent listing optimization

Well tuned across the board

Update recency 100/100
WP compatibility 100/100
Rating quality 91/100
Listing tuning 100/100
Support resolution 100/100

Daily downloads

Since 2022-10-05 · 1,424 days · wp.org + Plugin Pulse archive

+63% vs prior 30d
206Downloads · Aug 26

30-day downloads

Rolling 30-day volume · peaks are release surges

8.6K

now · peak 45.3K

8.6K30d downloads · Aug 26

Directory rank vs rivals

wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you

WPSSO Core · #3284 you Yoast SEO · #2 LiteSpeed Cache · #5 Rank Math SEO · #13

Rating trend

Star average over time · dips mark rough releases

4.6Stars · Aug 26

Update activity

How busy the existing users are, measured as downloads in the last 30 days for every 1,000 active sites. A spike means a new release everyone's pulling; a long, slow decline means an aging user base that updates less.

2.2Kper 1k installs · Aug 26

Release cadence

Occasionally updated
from wp.org release tags

How often this plugin actually ships. A steady rhythm is the maintenance signal a single "last updated" date can't show.

1

releases in the last 12 months

3mo ago

latest release · v22.4.0

1

tagged releases on record

Recent releases

22.4.0 · 3mo ago

What its installed base runs

via wordpress.org

Share of active installs on each version of this plugin. Green is the current release; a big slice on older versions is a user base that has stopped updating.

v22.4 53%
v21.11 7%
v18.18 5.1%
Older / other versions 35%

Estimated active installs

The public count shows “4K+”. Our estimate pins where the real number sits.

modeled estimate
4K–5K ≈4.7K

Modeled within the band wp.org reports; tightens as we track daily.

Install history · since 2015-03-01 · 1,443 observations

4KInstalls · Aug 26

Estimated value

What this plugin might earn a year, and what it might sell for. Modeled from public signals; we don't see anyone's books.

Est. annual revenue

N/A

Est. acquisition value

N/A

No paid tier is visible, so we don't put a figure on revenue or sale value: that would be guessing. The install base is a real asset to an acquirer, just not one public data lets us price. A small install base leaves thin data to model from.

Details

Version
22.5.3
Last updated
5d ago
Added
2013-12-29 · 12 yrs old
Requires WP
6.0
Tested up to
7.1
Requires PHP
7.4.33

Recent reviews

All reviews on wp.org ↗
  1. dennywuh
    5mo ago

    A simple plugin that serves its purpose satisfactorily.

    Read on wp.org ↗
  2. ilinor
    6mo ago

    Страхотен плъгин

    Read on wp.org ↗
  3. dzubovic
    7mo ago

    Great plugin

    Read on wp.org ↗
  4. scottlin74
    8mo ago

    This is a really great plugin. Between the plugin and the add-ons this covers an enormous amount of really really important stuff if you want to get noticed in search engines and online shopping platforms. Do you really need to worry about it? YES! It may be a little tricky at times but it is so important to your sites ability to be found. The customer service has been sensational with the developer going over and above to fix any little problems almost instantly. I had an issue related to the plugin playing nicely with Yoast and in the process of fixing it the developer realised Yoast had made a very subtle change that was causing my issue. Nothing major but important to me coz of how i was using the plugin. They immediately coded a fix and released it under 24 hours later. Now that is something you rarely see, speedy WP devs!10/10 A++++ Highly recommend

    Read on wp.org ↗
  5. Tianyistudio
    1.1y ago

    I’ve been using WPSSO and was initially hopeful about its features. However, the plugin constantly throws an overwhelming number of admin notices that cannot be dismissed or hidden. It clutters the WordPress dashboard and negatively affects the user experience. When I searched online for a solution, I found that many users have raised the same issue over the years — and yet, the developer has shown no willingness to improve this aspect. Instead of addressing user feedback, the author seems to dismiss criticism and responds with an attitude of “take it or leave it.” A plugin should help streamline website management, not disrupt it. Unfortunately, WPSSO feels more like a distraction than a solution. I’ve since removed it from my site and cannot recommend it to others.

    Read on wp.org ↗
  6. novator75
    1.3y ago

    I strongly advise against installing this plugin! Even basic settings can cause critical errors on your website. The worst part is that you might not notice the issues right away because they don’t appear on all products—only some. On top of that, the plugin significantly slows down your site. Poor performance, hidden bugs, and potential crashes make it a terrible choice. Look for a better alternative—this one isn’t worth the risk! Conclusion: Avoid at all costs!

    Read on wp.org ↗
  7. Lawrence Ip
    2.2y ago

    The ONLY SEO Plugin you need. Period! A stellar job indeed. Try it yourself and you’ll know why it deserves the accolades. Enjoy!

    Read on wp.org ↗
  8. hs
    2.2y ago

    Have more then basic in free for website and woocommerce super! This topic was modified 2 years, 1 month ago by hs.

    Read on wp.org ↗

Latest updates

via wp.org changelog

Recent releases and news for this plugin

  1. Version 22.5.1 New Features None. Improvements None. Bugfixes Fixed missing dismiss time text in SSO notices. Fixed possible “null as an array offset is deprecated” error in WpssoSchema::is_valid_key() . Developer Notes Added a new Suc 22.5.1
  2. Version 22.4.0 New Features None. Improvements Added Schema Places to the “Service Areas” option (excluding Places that are also Organization sub-types). Changed “Org.” to “Organization” in most option labels. Bugfixes None. Developer 22.4.0
  3. Version 22.3.0 New Features None. Improvements Added a new “Service Areas” option in the Document SSO metabox for the Schema Service type. Changed Schema “areaServed” markup from Schema GeoShape to GeoCircle. Bugfixes None. Developer N 22.3.0
  4. Version 22.2.1 New Features None. Improvements None. Bugfixes Fixed inheritance of default author for the Schema Book type. Fixed missing ‘datePosted’ property in the Schema JobPosting type. Developer Notes None. Requires At Least PHP 22.2.1
  5. Version 22.2.0 New Features None. Improvements Added an offers property to the Schema Book markup. Added a new option under the SSO > Advanced Settings > Schema Defaults > Book tab: Default Book Author Type Added new options under the 22.2.0
  6. Version 22.1.3 New Features None. Improvements None. Bugfixes Fixed the “Opening Hours Information” check for opening time on one day and closing time the next day. Fixed “Public Holiday” day of week value to https://schema.org/PublicH 22.1.3

Known vulnerabilities

via Wordfence Intelligence

1 disclosed vulnerability on record for this plugin, fixed in the current version. Sites on older versions stay exposed until they update.

  1. 2024-12-30 CVE-2024-56243 Missing Authorization Affects <= 18.18.1 Patched in 18.18.2

Vulnerability records provided by Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. License and terms.

CVE records: Copyright 1999-2026 The MITRE Corporation. CVE terms of use.

Behavioral tests

via WP Hive

Automated install-time checks, tested on PHP 8.1.12 · WP 7.0

Low memory footprint
Low page-speed impact
Runs on latest PHP + WP
No PHP errors
No JS errors
Activates cleanly
No resource errors
No external HTTP errors
Optimized database use
Frequently updated

Languages

via translate.wordpress.org

Translated into 7 languages, 3 at 90% or more

French (Belgium) 100%
French (Canada) 100%
French (France) 100%
Swedish 24%
Russian 12%
Ukrainian 11%
Japanese 1%

Growth timeline

Install-tier crossings we have observed, and how long each tier took to outgrow

  1. 2026-08-21 5K+ → 4K+ down after 267 days in tier
  2. 2025-11-27 6K+ → 5K+ down after 1 days in tier
  3. 2025-11-26 5K+ → 6K+ up after 12 days in tier
  4. 2025-11-14 6K+ → 5K+ down after 295 days in tier
  5. 2025-01-23 7K+ → 6K+ down after 166 days in tier
  6. 2024-08-10 8K+ → 7K+ down after 4 days in tier
  7. 2024-08-06 7K+ → 8K+ up after 4 days in tier
  8. 2024-08-02 8K+ → 7K+ down after 1 days in tier

Competes with

The plugins that solve the same job, ranked by shared tags then reach, closest match first. The letter on the right is each plugin's health grade (A best, F worst).

Compare head to head →

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WPSSO Core – Complete Schema Markup and Meta Tags: 4K+ active installs, 4.6★ (306 reviews). Plugin Pulse (WP Mayor), as of 2026-08-29. https://plugins.wpmayor.com/plugin/wpsso