WPIntell

plugin-compatibility-checker

Plugin Compatibility Checker

Scan and check your WordPress site for PHP, Database (MySQL/MariaDB), and Plugin compatibility to ensure safe upgrades to WordPress 7.0 and beyond.

compatibility mariadb mysql compatibility php version plugin checker
28.7 Open evidence Open API Open on WordPress.org
9.0K
101.1K
3.9
0
4
6

Proof Health

Open evidence

Commercial opportunities need traceable source links before they are treated as build-worthy.

58 / 64 rows with source links

90.6% of this page's analysis has direct source links.

0 build-decision rows missing links

0 rows here require auditable proof before promotion.

6 rows with no attached evidence

0 rows have source counts but still need direct links.

Download Momentum

180 days
2.0K 2.9K -31.5% 20.5K

Source Evidence

Open evidence explorer
complaint review · high severity · relevance 0.97
A joke ?

A joke ?: users show security, compatibility, pricing pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
The plugin checks in free version up to php 8.0+ compatibility.
mixed support · high severity · relevance 0.95
Compatible With WordPress Version

Compatible With WordPress Version: users show security, bugs, compatibility pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
Compatible With WordPress Version A plugin has version 6.1 as Compatible With WordPress Version but your plugin stats No om Updateable With Latest Version of WordPress The current version of WordPress 6.0.3 Is this correct as if the plug-in supports 6.1 already it should work with 6.0.3 Also would be possible to add check of php version support?
mixed support · high severity · relevance 0.95
Feature request all supported PHP versions

Feature request all supported PHP versions: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
Feature request all supported PHP versions With new Require PHP Version feature (thanks) it would be nice if all PHP versions would be shown.
mixed support · high severity · relevance 0.94
Fatal Error

Fatal Error: users show bugs, compatibility, performance pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
Fatal Error ( !
neutral support · high severity · relevance 0.25
Critical Error

The user attributed a critical plugin-list error to malware introduced through wp-compat rather than a normal plugin support issue.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
This was malware that somehow was introduced.
mixed support · medium severity · relevance 0.79
Licensed plugins data

Licensed plugins data: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
Licensed plugins data “Note:- The Plugin which are showing NULL that are not found on wordpress org as they may be Custom Plugin or licenced Plugin so please check it with the Author or from the website you have buyed, that is there lastest version avaibale for the plugin.” Would it be possible that you check in the readme.txt for the plugin and/or in the ma
mixed support · medium severity · relevance 0.79
Where are the settings in WP (can not find after enabling the plugin)?

Where are the settings in WP (can not find after enabling the plugin)?: users show bugs, missing feature, support pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
Where are the settings in WP (can not find after enabling the plugin)?
mixed support · medium severity · relevance 0.78
Error when installing

Error when installing: users show bugs, compatibility, setup pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
Error when installing Hello, Thanks for this plugin, looks greatly useful!
mixed support · medium severity · relevance 0.78
Throws error

Throws error: users show bugs, compatibility, setup pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
Throws error When I try to run your plugin, I get: “Error thrown: Cannot use object of type WP_Error as array” My WP version is up to date, the PHP is 7.4.
mixed support · medium severity · relevance 0.72
Plugin Compatibility Checker (Version 2.5.7)

Plugin Compatibility Checker (Version 2.5.7): users show bugs, compatibility pain that may indicate a product gap.

Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
Investigate Pain card needs detail performance monitoring and client reporting Evidence linked to opportunity
Plugin Compatibility Checker (Version 2.5.7) Fehler-Details ============== Ein Fehler vom Typ E_ERROR wurde in der Zeile 43 der Datei wp-content/plugins/plugin-compatibility-checker/plugin-compatibility-checker.php verursacht.

Competitor Context

5 shown
Match Me for BuddyPress & BuddyBoss praise owner · intel 61.9 · weakness 45.1
praise owner
10 collected complaint signal(s) support compatibility 2 source links Investigate Pain Evidence linked to opportunity
Buyer: support-heavy site owners, agencies, and community operators · Wedge: triage repeated buddypress threads, failed replies, knowledge gaps, and escalation workload
source 1 source 2
Better Plugin Compatibility Control praise owner · intel 53.8 · weakness 31.2
praise owner
3 collected complaint signal(s) compatibility missing feature 2 source links Proof Blocked Evidence linked to opportunity
Buyer: agencies, maintenance teams, and client-site operators · Wedge: audit admin changes, role drift, client handoffs, and unsafe settings exposure
source 1 source 2
Eli's PHP Compatibility Scanner praise owner · intel 28.4 · weakness 14.0
praise owner
1 source link Hold Evidence linked to opportunity
Buyer: site owners and agencies · Wedge: detect failures around testing before they cost the buyer time, revenue, or trust
source 1
Sullivan Compatibility Plugin watchlist · intel 26.0 · weakness 33.1
watchlist
stale update history 2 source links Hold Evidence linked to opportunity
Buyer: site owners and agencies · Wedge: detect failures around compat before they cost the buyer time, revenue, or trust
source 1 source 2

Repeated Themes

0 shown

No repeated plugin-level themes have been generated yet.

Collected Signals

20 shown from 26 collected
praise Excellent Plugin (5 stars) review · 2026-06-10T09:32:03+00:00 · low severity · mariadb

The reviewer says Plugin Compatibility Checker saves time and prevents problems during PHP and WordPress upgrades.

Evidence: saves a lot of time and prevents problems during version upgrades
value quality upgrade compatibility checks performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
praise Actually prevented a break on upgrade (5 stars) review · 2025-11-04T11:11:29+00:00 · low severity · mariadb

The reviewer says the paid compatibility checker found PHP issues before an upgrade and saved them time.

Evidence: It caught PHP issues that I wouldn’t have noticed before updating.
value quality PHP compatibility checks performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
complaint Not useful without $20/month subscription (2 stars) review · 2025-11-03T18:43:21+00:00 · low severity · mariadb

A reviewer says the free compatibility checker is not useful because detailed checks require a paid monthly subscription.

Evidence: The plugin will only check major-version compatibility (6, 7, 8) without paying $20/month
pricing missing feature compatibility checks performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
complaint A joke ? (1 star) review · 2025-11-02T16:00:47+00:00 · high severity · mariadb

A joke ?: users show security, compatibility, pricing pain that may indicate a product gap.

Evidence: The plugin checks in free version up to php 8.0+ compatibility.
security compatibility pricing support performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
neutral Critical Error support · 2025-10-02T16:48:00+00:00 · high severity · mariadb

The user attributed a critical plugin-list error to malware introduced through wp-compat rather than a normal plugin support issue.

Evidence: This was malware that somehow was introduced.
security malware cleanup performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
question Errors reported by Plugin support · 2025-08-23T04:12:02+00:00 · low severity · mariadb

A compatibility scan returned a validation error about an audit project slug, and the user asked what it meant and how to fix it.

Evidence: The audit project slug must be an alpha-numeric string, dashes are allowed.
setup compatibility scan setup performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
complaint Does not show any information on my plugins support · 2025-08-02T05:11:34+00:00 · medium severity · mariadb

The compatibility checker initially showed an empty table, then produced fatal errors and request timeouts while trying to scan plugins.

Evidence: PHP Fatal error: Uncaught Error: Cannot use object of type WP_Error as array
bugs performance compatibility plugin compatibility scan performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
complaint Error on Plugin Checker Page support · 2025-07-31T19:46:09+00:00 · medium severity · mariadb

The plugin checker admin page threw a WP_Error type fatal, but the maintainer fixed it in an update.

Evidence: Uncaught Error: Cannot use object of type WP_Error as array
bugs compatibility checker page performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
praise Plugin Compatibility Checker is Awesome! (5 stars) review · 2025-07-17T16:19:14+00:00 · low severity · mariadb

The reviewer praised Plugin Compatibility Checker for making WordPress and PHP update planning convenient, especially on multisite installs.

Evidence: With one click of the mouse it will provide helpful information
easy quality compatibility checking performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
mixed Error when installing support · 2025-01-29T02:21:16+00:00 · medium severity · mariadb

Error when installing: users show bugs, compatibility, setup pain that may indicate a product gap.

Evidence: Error when installing Hello, Thanks for this plugin, looks greatly useful!
bugs compatibility setup reliable performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
mixed Where are the settings in WP (can not find after enabling the plugin)? support · 2024-07-14T20:20:47+00:00 · medium severity · mariadb

Where are the settings in WP (can not find after enabling the plugin)?: users show bugs, missing feature, support pain that may indicate a product gap.

Evidence: Where are the settings in WP (can not find after enabling the plugin)?
bugs missing feature support setup performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
neutral Patch for small extension support · 2024-05-19T07:49:45+00:00 · low severity · mariadb

Patch for small extension: users show compatibility pain that may indicate a product gap.

Evidence: Patch for small extension Hi I use Plugin Compatibility Checker to check the Plugins I use on my WordPress sites.
compatibility email performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
mixed Multisite? support · 2024-03-05T18:27:15+00:00 · low severity · mariadb

Multisite?: users show support pain that may indicate a product gap.

Evidence: Hi Kenlyle , In the Upcoming version it will have a support for multisite Hi Kenlyle , In the Upcoming version it will have a support for multisite
support performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
neutral Plug-in compatible support · 2024-02-27T15:35:57+00:00 · medium severity · mariadb

Plug-in compatible: users show compatibility, support pain that may indicate a product gap.

Evidence: Plug-in compatible In this screenshot, how can you check whether the plug-in conflicts with other plug-ins?
compatibility support performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
mixed Support for PHP 8.1 update? support · 2024-02-07T11:54:44+00:00 · low severity · mariadb

Support for PHP 8.1 update?: users show compatibility, support pain that may indicate a product gap.

Evidence: Support for PHP 8.1 update?
compatibility support quality performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
mixed Fatal Error support · 2023-12-08T05:07:20+00:00 · high severity · mariadb

Fatal Error: users show bugs, compatibility, performance pain that may indicate a product gap.

Evidence: Fatal Error ( !
bugs compatibility performance support performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
mixed Plugin Compatibility Checker (Version 2.5.7) support · 2023-07-31T19:16:00+00:00 · medium severity · mariadb

Plugin Compatibility Checker (Version 2.5.7): users show bugs, compatibility pain that may indicate a product gap.

Evidence: Plugin Compatibility Checker (Version 2.5.7) Fehler-Details ============== Ein Fehler vom Typ E_ERROR wurde in der Zeile 43 der Datei wp-content/plugins/plugin-compatibility-checker/plugin-compatibility-checker.php verursacht.
bugs compatibility value performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
mixed Throws error support · 2023-07-23T19:49:53+00:00 · medium severity · mariadb

Throws error: users show bugs, compatibility, setup pain that may indicate a product gap.

Evidence: Throws error When I try to run your plugin, I get: “Error thrown: Cannot use object of type WP_Error as array” My WP version is up to date, the PHP is 7.4.
bugs compatibility setup value performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
praise 5 stars for great tool (5 stars) review · 2023-04-16T17:34:30+00:00 · medium severity · mariadb

5 stars for great tool: users show compatibility, support, setup pain that may indicate a product gap.

Evidence: 5 stars for great tool The plugin is a great tool I use for new clients to get an overview of versions of the installed plugins, supported WordPress versions and PHP versions before upgrading a site.
compatibility support setup easy performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin
mixed Feature request all supported PHP versions support · 2023-04-11T11:16:44+00:00 · high severity · mariadb

Feature request all supported PHP versions: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Evidence: Feature request all supported PHP versions With new Require PHP Version feature (thanks) it would be nice if all PHP versions would be shown.
bugs compatibility missing feature support performance monitoring and client reporting Investigate Pain card needs detail Evidence linked to opportunity
Buyer: site owners, agencies, and maintenance teams · Wedge: detect mariadb slowdowns, cache conflicts, asset regressions, and client-report impact
source plugin