內容簡介
BlinkSpeed 是一款專為提升 WordPress 網站速度而設計的外掛，透過先進的 AI 優化技術來改善網站的核心網頁指標，並在 Google PageSpeed Insights 和 GTmetrix 上獲得更高的評分，提供訪客更快速、流暢的瀏覽體驗。
【主要功能】
• CSS 優化：壓縮、合併及關鍵 CSS 載入
• JavaScript 優化：壓縮、合併及延遲載入
• HTML 快取：頁面級快取以提升效能
• 圖片優化：WebP 轉換及延遲載入
• CDN 支援：內容傳遞網路整合
• 多站點支援：網路及個別網站管理
外掛標籤
開發者團隊
原文外掛簡介
Boost your WordPress site speed with advanced AI optimization techniques. Improve Core Web Vitals, achieve higher scores on Google PageSpeed Insights and GTmetrix, and deliver a faster, smoother browsing experience for your visitors.
Features
CSS Optimization – Minification, combination, and critical CSS loading
JavaScript Optimization – Minification, combination, and deferred loading
HTML Caching – Page-level caching for improved performance
Image Optimization – WebP conversion and lazy loading
CDN Support – Content Delivery Network integration
Lazy Loading – Images, iframes, and videos
Admin Bar Integration – Quick cache purge from admin bar
Multisite Support – Network-wide and individual site management
Web Vitals Monitoring – Core Web Vitals tracking and logging
Change Logging – Track all settings changes
Free vs Premium Features
BlinkSpeed offers a powerful free version with essential performance optimizations. A premium license unlocks advanced AI-powered optimization features for the entire website.
Free Version (Included with Plugin)
The following features are available for free and work on all pages:
HTML page caching
CSS minification
JavaScript minification
JavaScript lazy loading
Image lazy loading
Browser caching
GZIP compression
Cache management tools
Multisite compatibility
Critical CSS generation (Home Page Only)
Advanced image optimization and WebP conversion (Home Page Only)
These optimizations help significantly improve page load speed and overall performance without requiring a license key.
Premium Version (Requires License Key)
The premium version unlocks advanced AI-powered optimization features for all pages:
HTML page caching
CSS minification
JavaScript minification
JavaScript lazy loading
Image lazy loading
Browser caching
GZIP compression
Cache management tools
Multisite compatibility
Critical CSS generation (All Pages)
Advanced image optimization and WebP conversion (All Pages)
Without a license key, critical CSS and advanced image optimization are available only for the homepage.
Why Premium Features Require a License
Some advanced optimizations rely on BlinkSpeed cloud services to process CSS, images, and performance data. These services require additional server resources, so a license key is required to enable them for the entire website.
You can activate your license key from:
BlinkSpeed → General Settings → License Key
Requirements
WordPress 5.0 or higher
PHP 7.4 or higher
PHP XML extension
PHP GD extension
Plugin Architecture
The plugin follows WordPress coding standards and modular architecture.
Main Files
blinkspeed.php – Main plugin file with header and initialization
includes/Plugin.php – Main plugin class orchestrating functionality
includes/Core.php – Core functionality and settings management
includes/Frontend.php – Frontend optimization handling
includes/Database.php – Database operations and table management
Admin Structure
admin/Admin.php – Main admin class handling menu and settings
admin/Admin_Bar.php – Admin bar cache purge functionality
admin/admin-page.php – Admin page template
Configuration
General Settings
Enable Optimization – Turn on/off optimization features
License Key – Enter your BlinkSpeed license key
CSS Optimization
CSS Optimization – Enable CSS minification and combination
Load Critical CSS – Inline critical CSS for above-the-fold content
JavaScript Optimization
JavaScript Optimization – Enable JS minification and combination
Load Combined JS – Choose when to load combined JavaScript files
HTML Caching
HTML Caching – Enable page-level caching
Cache Expiry Time – Set cache expiration time in seconds
Image Optimization
Convert JPG to WebP – Automatically convert JPG images to WebP
Convert PNG to WebP – Automatically convert PNG images to WebP
Lazy Loading – Enable lazy loading for images
Usage
Basic Setup
Activate the plugin.
Go to BlinkSpeed settings.
Configure optimization preferences.
Save settings.
Cache Management
Purge cache directly from the WordPress admin bar.
CSS/JS cache can be purged globally or per page.
HTML cache can be purged globally or per page.
Critical CSS cache can be purged per page.
Monitoring
View Web Vitals logs for performance insights.
Review change logs for settings updates.
Monitor cache sizes and performance.
Hooks
Actions
blinkspeed_init – Plugin initialization
blinkspeed_settings_saved – Settings saved
blinkspeed_cache_cleared – Cache cleared
Filters
blinkspeed_settings – Modify plugin settings
blinkspeed_cache_path – Customize cache paths
blinkspeed_exclude_urls – Exclude URLs from optimization
Database Tables
The plugin creates the following tables:
wp_blinkspeed_core_web_vitals – Stores Web Vitals performance data
wp_blinkspeed_change_logs – Stores settings change logs
wp_blinkspeed_site_urls – Stores site URL management data
Cache Structure
wp-content/cache/
├── critical-css/
└── bs-cache/
Performance Impact
CSS/JS Optimization – Reduces file sizes by 20-40%
HTML Caching – Improves page load times by 50-80%
Image Optimization – Reduces image sizes by 25-50%
Lazy Loading – Improves initial page load performance
Common Issues
Permission errors – Ensure cache directory permissions are correct.
Cache not working – Verify optimization settings are enabled.
Images not converting – Confirm the GD extension is installed.
Admin bar missing – Check user capability settings.
Security
Input sanitization for all settings
Nonce verification for forms
Capability checks for admin actions
Secure file operations
Multisite Support
Network-wide settings management
Individual site overrides
Centralized cache control
Site-specific optimization rules
External Services
This plugin connects to the BlinkSpeed API service:
https://rest.blinkspeed.ai
These services provide CSS optimization, image optimization, and license verification.
Data Sent
CSS file URLs and content for optimization
Image URLs for WebP conversion
License key for verification
Service Information
Service Provider: https://blinkspeed.ai
Support Policy: https://blinkspeed.ai/support-policy/
Terms of Service: https://blinkspeed.ai/term-of-service/
All communication happens over secure HTTPS connections.
Minified Assets
Some JavaScript files are distributed in minified form for performance.
Third-party libraries:
assets/js/web-vitals.iife.js – https://github.com/GoogleChrome/web-vitals
assets/js/diff.min.js – https://github.com/kpdecker/jsdiff
Plugin-specific scripts:
assets/js/img-lazyload.js – https://blinkspeed.ai/resources/js/img-lazyload.js
assets/js/script-load.min.js – https://blinkspeed.ai/resources/js/script-load.js
