Code and Core

Speedy Go is an all-in-one performance plugin for WordPress, designed to optimize every aspect of your site’s speed and efficiency. It features full-page caching, HTML/CSS/JS minification and combination, browser and object caching, Gzip & Brotli compression, lazy loading, mobile-specific caching, cache preloading, scheduled expiration, and advanced cache rules.
<h3>Major Features & Functions</h3>
Caching & Performance 
– Full-Page Caching: Cache entire pages for instant delivery, with options for cache expiry, exclusions, and auto-purge. 
– Cache Expiry & Auto Purge: Set cache expiration rules and automatically purge outdated cache files. 
– Exclude URLs: Define URLs to be excluded from caching. 
– Browser Caching: Leverage browser cache to reduce load times. 
– Object Caching: Speed up dynamic content using object cache and transients. 
– Database Query Caching: Optimize repeated database queries. 
– Mobile Caching: Serve optimized cache for mobile users. 
– Cache Preloading & Warm-Up: Automatically preload and warm up cache for improved response times. 
– Scheduled Expiration: Automate cache expiration to keep content fresh. 
– Advanced Cache Rules: Fine-tune caching with advanced rules and exclusions.
Asset Optimization 
– HTML Minification: Reduce HTML file size for faster rendering. 
– CSS & JS Minification: Minify and combine CSS and JavaScript files for optimal delivery. 
– CSS & JS Combination: Combine multiple CSS/JS files to reduce HTTP requests. 
– Exclude CSS/JS Files: Exclude specific files from minification or combination. 
– Gzip & Brotli Compression: Compress files for improved speed.
User Experience & Admin Tools 
– Lazy Loading: Defer offscreen images for faster initial page loads. 
– Admin Dashboard Widget: Monitor cache status from the dashboard. 
– Debug Tools & Logging: Advanced debug logging and error tracking for troubleshooting. 
– User-Friendly Admin Interface: Modern, easy-to-use settings and management screens, including tabs for General, Advanced, and System Info. 
– Admin Bar Integration: Quick access to cache purging and settings from the admin bar. 
– Settings API Integration: All options are managed via the WordPress Settings API for reliability and security. 
– AJAX Bulk Actions: All bulk actions and progress checks are handled via secure AJAX endpoints.
Advanced & Developer Features 
– Custom Cron Schedules: Register and use custom cron intervals for cache processing. 
– System Info Tab: View server and plugin environment details (PHP version, GD/Imagick support, disk space, etc). 
– Logging: Optionally enable detailed logging of batch progress and failures to a log file. 
– Uninstall Cleanup: On uninstall, all plugin-created cache and database tables are removed.
<h3>Usage</h3>
<ul>
<li>Enable/disable features as needed from the settings page.</li>
<li>Monitor progress and logs from the dashboard widget and debug tools.</li>
<li>Use the admin bar for quick cache purging and access to settings.</li>
</ul>
<h3>Third Party / External Services</h3>
This plugin connects to external services. By installing and activating this plugin you agree to the terms and privacy policies listed below.
SpeedyGo (https://speedygo.io)
The plugin communicates with speedygo.io for the following purposes:
<ol>
<li>License validation — Once per day via WordPress Cron the plugin sends your site URL, domain name, and license key to speedygo.io to confirm your subscription is active. No visitor personal data is included.</li>
<li>Settings synchronisation — When you save settings in the SpeedyGo dashboard, configuration data is pushed from speedygo.io to your site via a cryptographically signed webhook.</li>
<li>Account connection — When you click “Connect to Speedy Go”, your browser opens a popup to speedygo.io to authenticate and select a plan. Your site URL and a one-time auth token are included in the URL.</li>
<li>Usage telemetry (opt-in only) — If you choose to share anonymous usage data during connection, aggregate plugin-feature events are sent to speedygo.io. This is optional and can be declined or withdrawn at any time.</li>
</ol>
Data transmitted to speedygo.io: WordPress site URL, domain name, license key, plugin version. No visitor names, email addresses, or IP addresses are ever transmitted.
<ul>
<li>Privacy Policy: https://speedygo.io/privacy-policy/</li>
<li>Terms of Service: https://speedygo.io/terms-of-service/</li>
</ul>
Bunny.net CDN (only when CDN features are enabled)
When CDN delivery is active, static assets are served from Bunny.net pull zones managed by SpeedyGo. Bunny.net may log standard web-server data (IP address, user agent, requested URL) per its own privacy policy.
<ul>
<li>Privacy Policy: https://bunny.net/privacy/</li>
<li>Terms of Service: https://bunny.net/tos/</li>
</ul>
<h3>Privacy Policy</h3>
When the plugin is connected to a SpeedyGo account it transmits your WordPress site URL, domain name, and license key to speedygo.io for license validation and settings synchronisation. No visitor personal data (names, email addresses, IP addresses) is collected or transmitted by this plugin. Anonymous usage telemetry is strictly opt-in and can be declined or withdrawn at any time from the plugin settings.
Full privacy policy: https://speedygo.io/privacy-policy/
<h3>Credits</h3>
<ul>
<li>WordPress Plugin Boilerplate</li>
</ul>

Speedy Go

Optimize your WordPress site with advanced caching, minification, and performance tools for faster loading.

peterpfeiffer

Minify and Optimize your CSS by clicking one button. All you have to do is go to Settings and click CSS Minify. Activating the plugin there will minify and optimize your CSS. No settings required, just click one button.
So anything you can do to speed up the load time of your site should be worth investigating, right? One such thing is “minifying” the CSS files that are used in part to build your site. As is typically the case, there is a plugin available that can do the job for you – Suprise: It’s this one!
Code from this plugin is forked from Autoptimize a really great plugin. You can find it by searching for it here on wordpress.org in the plugin search.
<ol>
<li>
Upload the zip file and unzip it in the /wp-content/plugins/ directory.
</li>
<li>
Activate the plugin through the Plugins menu in WordPress
</li>
<li>
Go to Settings and then click CSS Minify and enable the options you want.
</li>
</ol>

CSS Minify

Way to go, peterpfeiffer! Your plugin contains the same files and functions as in Autoptimize and your plugin's PRO version provides what people could get for free in Autoptimize. Who knew "Copy, cut and paste" could be a business model?!

Autoptimize, but with most features moved to PRO

Minify and Optimize your CSS by clicking one button.

Speedy Go vs CSS Minify