Best compatibility plugins for WordPress
The most popular compatibility plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Plugin Compatibility Checker leads with 10K+ active installs, ahead of Better Plugin Compatibility Control (4K+) and Eli's PHP Compatibility Scanner (1K+). All 36 plugins tagged “compatibility” 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 compatibility plugins
- 1.
Plugin Compatibility CheckerThe most installed compatibility plugin, with 10K+ active installs. Rated 4.2 from 12 reviews, updated 2 weeks ago.
- 2.
Better Plugin Compatibility Control4K+ active installs. Rated 4.3 from 19 reviews, updated 2 months ago.
- 3.
Eli's PHP Compatibility Scanner1K+ active installs. Only 2 reviews so far, updated 1 month ago.
- 4.
BrightLeaf Digital PHP Compatibility Scanner500+ active installs. No reviews yet, updated 2 weeks ago.
- 5.
CompatNav300+ active installs. No reviews yet, updated 1 week ago.
- 6.Airworthy
300+ active installs. Only 1 review so far, updated 1 week ago.
- 7.
Match Me for BuddyPress & BuddyBoss200+ active installs. Rated 4.6 from 12 reviews, updated 8 months ago. Tested only up to WordPress 6.9.11.
- 8.Sullivan Compatibility Plugin
100+ active installs. No reviews yet, last updated 8 years ago. Tested only up to WordPress 4.8.34.
- 9.
Debugger & Troubleshooter90+ active installs. Only 1 review so far, updated 2 weeks ago.
- 10.Compatibility Fix for Safe SVG
10+ active installs. No reviews yet, updated 1 month ago.
All 36 plugins tagged “compatibility”

Plugin Compatibility Checker
Up in the last 7 days:16#2,148by CompatShield16 days ago
Scan and check your WordPress site for PHP, Database (MySQL/MariaDB), and Plugin compatibility to ensure safe upgrades to WordPress 7.0 and beyond.
- Installs
- 10K+
- Rating
- 4.2(12)
- Downloads
- 139/day

Better Plugin Compatibility Control
Up in the last 7 days:5#3,512by wpseek2 months ago
Adds version compatibility info to the plugins page to inform the admin at a glance if a plugin is compatible with the current WP and PHP version.
- Installs
- 4K+
- Rating
- 4.3(19)
- Downloads
- 23/day

Eli's PHP Compatibility Scanner
Up in the last 7 days:91#5,687by Eli Hanna1 month ago
A PHP compatibility checker for your plugins and themes. See which files and lines will break on PHP 8 before you upgrade.
- Installs
- 1K+
- Rating
- 5.0(2)
- Downloads
- 47/day

BrightLeaf Digital PHP Compatibility Scanner
Up in the last 7 days:37#8,571by BrightLeaf Digital17 days ago
This plugin scans your installed plugins and themes for potential PHP compatibility issues when upgrading to newer PHP versions.
- Installs
- 500+
- Rating
- –
- Downloads
- 22/day

CompatNav
Up in the last 7 days:771#10,410by COMPATNAV12 days ago
PHP compatibility check before you upgrade: scans every plugin and theme locally and shows what will break on PHP 8.0–8.5.
- Installs
- 300+
- Rating
- –
- Downloads
- 17/day
Airworthy
Up in the last 7 days:395#10,588by DigitalKind11 days ago
PHP compatibility checker for your PHP upgrade: see which plugins and themes are ready for PHP 8, which need fixing, and which look abandoned.
- Installs
- 300+
- Rating
- 5.0(1)
- Downloads
- 27/day

Match Me for BuddyPress & BuddyBoss
Down in the last 7 days:5#12,923by Muhammad Kashif8 months ago
Turn your BuddyPress or BuddyBoss community into a matchmaking platform with weighted compatibility scoring and smart comparison.
- Installs
- 200+
- Rating
- 4.6(12)
- Downloads
- 11/day
Sullivan Compatibility Plugin
Up in the last 7 days:57#15,218by Anders Norén8 years ago
Compatibility plugin for the WordPress theme Sullivan (sullivan).
- Installs
- 100+
- Rating
- –
- Downloads
- 0/day

Debugger & Troubleshooter
Down in the last 7 days:76#17,035by Jhimross Olinares19 days ago
A WordPress plugin for debugging & troubleshooting. Safely simulate plugin deactivation, theme switching, and WP_DEBUG.
- Installs
- 90+
- Rating
- 5.0(1)
- Downloads
- 11/day
Compatibility Fix for Safe SVG
Up in the last 7 days:880#29,777by jgorres1 month ago
Fixes a conflict between "Safe SVG" and "Enable Media Replace" when replacing existing media files with SVG uploads.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
Instant Programming Compatibility Scanner for PHP 8
#29,975by instantprogramming2 months ago
Finds PHP 8.0–8.4 incompatibilities in your plugins and theme, and produces a report a non-developer can read.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

Incompatibility Status
Down in the last 7 days:389#30,747by Ingo Steinke (openmindculture)2 months ago
Incompatibility Status adds a status message to the admin dashboard to display possible incompatibility issues using the block editor and full-site ed …
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

Beky Cache Pilot
Up in the last 7 days:112#32,930by orthoplex1 month ago
Compatibility-first WordPress performance for Elementor, Divi, Bricks, Beaver Builder, and WooCommerce — fast sites that do not break your builder.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day
KAGG Compatibility
Down in the last 7 days:8,547#38,623by kaggdesign7 days ago
The plugin blocks error messages of any level from WordPress core, plugins, and themes.
- Installs
- 10+
- Rating
- 5.0(2)
- Downloads
- 6/day
Nouw CSS
Down in the last 7 days:446#41,861by ollebenouw10 years ago
This plugin allows imported blogs from nouw.com to be shown correctly on wordpress-blogs. The plugin adds CSS for Nouws picture collage feature.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

Titanium Compatibility Control
Down in the last 7 days:6,802#42,695by Admin Plugins2 months ago
Check plugin compatibility and repository health, track updates, roll back WordPress.org plugins, and download installed versions as ZIP files.
- Installs
- 10+
- Rating
- –
- Downloads
- 0/day

Easy Digital Downloads
#46,162by DigitalME9 months ago
Compatibility plugin for Easy Digital Downloads on Pantheon
- Installs
- 10+
- Rating
- 5.0(2)
- Downloads
- 0/day

Versys Site Health Toolkit
Up in the last 7 days:15,889#51,713by Versys Media2 months ago
Local WordPress health checks, component compatibility, safe maintenance tools, scan comparisons and downloadable support reports.
- Installs
- <10
- Rating
- –
- Downloads
- 2/day

Klydexa Site Integrity Audit
Up in the last 7 days:20,138#52,865by klydexa2 days ago
Diagnose. Understand. Fix. Protect. Local-first health, security, compatibility, performance, database and plugin-conflict auditing for WordPress.
- Installs
- <10
- Rating
- –
- Downloads
- 6/day

Bright Labs Compatibility Scanner for PHP
#55,043by marcos08112581 day ago
Helps find PHP 8.2 to 8.5 problems in plugins and themes with static analysis, which can miss problems. Warns about updates that may break.
- Installs
- <10
- Rating
- –
- Downloads
- 79/day
Azvian Preflight
#55,245by azvian1 month ago
Before you apply a plugin, theme or core update, scan it for deprecated/removed PHP and WordPress APIs and see what it adds to your pages.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

Devsh Admin Compatibility for DataViews
Up in the last 7 days:16,650#55,251by devshsystems6 months ago
Protect your administration panel from the changes in version 7.0.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

Lifeboat
#58,869by pluginlifeboat2 months ago
A read-only compatibility layer for legacy WP Logo Showcase Free-plugin content.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

Tandem PHP Upgrade Gatekeeper
Down in the last 7 days:5,932#59,813by tandemresistentia3 months ago
PHP upgrade gatekeeper: target PHP policy, readiness tracking, and warn/soft-block on risky updates — not a one-shot scanner.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day
Speed Pilot
Up in the last 7 days:2,541#64,729by RankerBiz1 month ago
Run PageSpeed scans, diagnose bottlenecks, and safely optimize images, assets, caching, critical CSS, and LCP.
- Installs
- <10
- Rating
- 4.0(1)
- Downloads
- 0/day

Lifeboat
#65,708by pluginlifeboat1 month ago
Recover surviving legacy FAQ content and restore compatible frontend rendering without migrating or rewriting it.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

Clashlens
#66,703by sungraizfaryad2 months ago
Find which plugins are conflicting on your site. Scans for jQuery overrides, PHP errors, hook collisions and known incompatible plugin pairs.
- Installs
- <10
- Rating
- –
- Downloads
- 2/day

BBM Vehicle Fitment for WooCommerce
#66,976by bigbootmedia9 days ago
Add a Make, Model, Year and Engine vehicle fitment selector to multiple selected WooCommerce products using your own CSV compatibility data.
- Installs
- <10
- Rating
- –
- Downloads
- 10/day

ShouldCheck
Up in the last 7 days:436#68,056by Satyen Aghor: Extension Experience Lab8 days ago
Checks a plugin before you install, update or activate it. Says what it could and could not check.
- Installs
- <10
- Rating
- –
- Downloads
- 28/day

Champlin Pre-Flight Audit
Down in the last 7 days:18,582#68,812by Kevin Champlin4 months ago
Premium pre-flight (and post-flight) audit for the WordPress 7.0 upgrade. 30+ automated checks. Visual readiness score. Free.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

BreakGuard Upgrade Scanner
Up in the last 7 days:3,164#68,885by CodeRevolution5 months ago
Detect upgrade risks before WordPress or PHP updates break your site.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day

Plugin Compatibility Info
Down in the last 7 days:729#69,492by codismo7 years ago
Shows the version of WordPress that your plugins have been tested up to ( according to the plugin author ).
- Installs
- <10
- Rating
- –
- Downloads
- 1/day

Buildora
Down in the last 7 days:6,718#69,502by Ripon Hossain Chopol13 days ago
WooCommerce PC builder with step-by-step component selection, compatibility checks, build saves, and cart integration.
- Installs
- <10
- Rating
- 5.0(1)
- Downloads
- 0/day

OddPixel PC Configurator
#73,628by oddpixelfactory1 day ago
Build custom PCs in WooCommerce with compatibility checks, estimated pricing, grouped carts, quotes and optional manual AI assistance.
- Installs
- <10
- Rating
- –
- Downloads
- 41/day

Gsoft Labs Blocks Compatibility Scanner for WooCommerce
Down in the last 7 days:7,403#73,910by gsoftlabs2 months ago
Scan WooCommerce Cart and Checkout Blocks compatibility, identify risks, migrate supported fields, and create safe test pages.
- Installs
- <10
- Rating
- –
- Downloads
- 0/day