System Info
The System Info plugin generates a composer.json file and provides system information based on the active plugins and theme in your WordPress installation. It’s designed to help you easily manage your site’s…
Consider an alternative
System Info shows warning signs in 2026 — compare the alternatives below before installing. It runs on 10+ sites and was last updated 2 years ago, and scores 26/100 on our health check.
- Small user base (10+ active installs)
- Very few reviews so far
- No update in over a year
- Only tested up to WordPress 6.6 (latest is 7.1)
How does it stack up?
Side-by-side on installs, updates, ratings & supportDaily downloads
Download spikes usually follow a new release — each site that auto-updates counts as a download.
Rankings
Where System Info stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| info | >100 |
| system | >100 |
| tools | >100 |
Version adoption
Share of active sites per release.
About System Info
From the official readme · v0.1.12Description
The System Info plugin generates a composer.json file and provides system information based on the active plugins and theme in your WordPress installation. It’s designed to help you easily manage your site’s dependencies through Composer, a tool for dependency management in PHP.
Features
- Scans your current WordPress setup to detect active plugins and the active theme.
- Automatically generates
composer.jsoncontent with the necessary Composer requirements based on the detected plugins and theme. - Displays the generated
composer.jsoncontent in the WordPress admin interface for easy copying.
Usage
- After activating the plugin, navigate to
Tools -> System Infoin the WordPress admin interface. - Review the automatically generated
composer.jsoncontent. - Copy the displayed content and use it in your Composer setup as needed.
Example Output
{
“name”: “yourname/wordpress-site”,
“description”: “A WordPress site managed with Composer”,
“require”: {
“php”: “>=7.4”,
“johnpbloch/wordpress”: ““,
“wpackagist-plugin/example-plugin”: ““,
“wpackagist-theme/example-theme”: “*”
}
}
Installation
- Download the plugin files from WordPress.org or your preferred source.
- Upload the
system-infofolder to the/wp-content/plugins/directory on your WordPress server. - Activate the plugin through the ‘Plugins’ menu in your WordPress admin dashboard.
Frequently asked questions
What does this plugin do?
The plugin scans your current WordPress setup for active plugins and the active theme, then generates composer.json information containing the necessary requirements for Composer.
Where can I find the generated `composer.json` file?
The generated composer.json content is displayed in the WordPress admin interface under Tools -> System Info. You can easily copy the content from there.
Does this plugin write any files to the server?
No, the plugin does not write any files to the server. It simply generates and displays the composer.json content for you to copy.
Do I need to have Composer installed to use this plugin?
No, you don’t need to have Composer installed to use this plugin. It simply generates the composer.json file content. Composer itself will need to be installed separately if you intend to manage dependencies with it.
For developers
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Best System Info alternatives
All info plugins →FAQ
System Info: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 2, 2026
Is System Info free?
Yes. System Info is free to download and use from the official WordPress.org plugin directory.
Is System Info safe to use in 2026?
System Info shows warning signs in 2026 — compare the alternatives below before installing. It runs on 10+ sites and was last updated 2 years ago, and scores 26/100 on our health check.
How many websites use System Info?
System Info is active on 10+ WordPress websites and has been downloaded 1,460 times since it launched in September 2024. It was downloaded 64 times in the last 30 days.
Does System Info work with WordPress 7.1?
System Info is officially tested up to WordPress 6.6.9, while the latest release is 7.1.2. It may still work, but try it on a staging site first.
What PHP version does System Info need?
System Info requires PHP 7.3.5 or higher. Most hosts run PHP 8.x today, so it works on any modern WordPress hosting.
When was System Info last updated?
The latest version, 0.1.12, was released on November 8, 2024 (2 years ago).
Who makes System Info?
System Info is developed and maintained by uri.
What are the best alternatives to System Info?
The most popular alternatives to System Info are Simple Post Notes (9K+ installs), Info Cards (2K+ installs) and Special Text Boxes (1K+ installs).
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