PluginSift
PluginsThemesCompare
Directory
  • Plugins
  • Themes
  • Compare Plugins
Plugin Comparisons
  • SEO
  • Security
  • Ecommerce
  • Page Builders
  • Caching
  • Backup
  • Forms
  • Analytics
Resources
  • About
  • Contact
  • llms.txt

© 2026 PluginSift. Data sourced from WordPress.org. · [email protected]

  1. Home
  2. Plugins
  3. CDN
  4. Image Optimizer, Resizer and CDN – Sirv
Image Optimizer, Resizer and CDN – Sirv icon

Image Optimizer, Resizer and CDN – Sirv

Serve perfectly optimized images, videos, models and 360 spins. The best WordPress & WooCommerce CDN plugin for media.

By Sirv CDN and Image Hosting·CDN·Free
4.9(265 reviews)
·1.0K+ active installs·Updated 5 days ago
DownloadVisit HomepageCompare

As of April 2026, Image Optimizer, Resizer and CDN is a WordPress cdn plugin with 1.0K+ active installations and a 4.9/5 rating from 265 reviews. It has been downloaded 129K+ times in total. Requires WordPress 3.0.1+ and PHP 5.6+. Available on WordPress.org since 2015. Actively maintained — updated within the last month. Downloads are down 10% this week. Top alternative: W3 Total Cache.

4.9/5265 reviews
1.0K+active installs
129K+total downloads
11 yearssince 2015

Overview

Accelerate your website and improve SEO with Sirv – the most complete image CDN and media optimization plugin for WordPress & WooCommerce.

Automatically resize, compress and serve videos & images in next-gen formats, from Sirv’s fast CDN in 25 major cities.

Why is Sirv the best choice for WordPress image optimization?

  • Automatic optimization
  • Automatic scaled images
  • Automatic next-gen formats (AVIF & WebP)
  • Smaller files than any other WP optimization plugin
  • Incredibly fast CDN
  • Perfect on WooCommerce
  • Lazy loading

The best WordPress image optimizer – you don’t need to lift a finger. Just install the plugin and Sirv will automatically serve perfectly scaled and optimized images possible file-size. Every option is easily configured, if you wish to change the defa…

Read full description on WordPress.org

Screenshots

Ratings & Reviews

4.9265 reviews
5 ★
256
4 ★
7
3 ★
0
2 ★
0
1 ★
2

Recent Reviews

I like
by jopradoc1·1 month ago

<span style=”background-color: rgb(48, 49, 52); color: rgb(232, 234, 237); font-family: inherit; font-size: 28px;”>It’s a good plugin</span>

Great Results
by cmjklein·3 months ago

This really improved my page speed

Amazing for 360 assets
by paxwebb·6 months ago

Amazing for creating and serving 360 assets

Great performance, easy to implement
by onelife69·10 months ago

Sirv is a great way to implement responsive images which very impressive performance.

Great Plugin
by tomenr·10 months ago

Works great!

Download Trends

Today: 24Yesterday: 60This week: 724Period total: 15K

Compatibility

WordPress3.0.1+ requiredTested up to 6.9.4
PHP5.6+ required

Version Adoption

v8.2
42.6%
v8.1
24.6%
v7.5
12.1%
Other
11.0%
v8.0
9.7%

Top Alternatives to Image Optimizer, Resizer and CDN – Sirv

W3 Total Cache icon
W3 Total Cache
4.4900K+ installsUpdated 3 days ago
ViewCompare
SpeedyCache &#8211; Cache, Optimization, Performance icon
SpeedyCache – Cache, Optimization…
4.5600K+ installsUpdated 4 days ago
ViewCompare
Breeze Cache icon
Breeze Cache
3.5400K+ installsUpdated 2 weeks ago
ViewCompare
Pantheon Advanced Page Cache icon
Pantheon Advanced Page Cache
510K+ installsUpdated 3 months ago
ViewCompare
Use Google Libraries icon
Use Google Libraries
4.410K+ installsUpdated 8 years ago
ViewCompare
View all cdn plugins →

Frequently Asked Questions

Changelog

8.2.2 (2026-03-30)

  • Fixed an issue that prevented saving Sirv product image.
View full changelog on WordPress.org

Contributors

Sirv CDN and Image HostingSirv CDN and Image Hosting
Plugin Info
Version
8.2.2
Last Updated
Mar 30, 2026
WP Requires
3.0.1+
Tested Up To
6.9.4
PHP Requires
5.6+
Active Installs
1.0K+
Downloads
129K+
Added
Jul 23, 2015
Business
Free

Tags

cdnimageresizecompressoptimize

Developer

S
Sirv CDN and Image Hosting
1 plugins0.0M+ total installs
View all plugins →

Quick Compare

Image Optimizer, Resizer and CDN – Sirv vs W3 Total Cache→Image Optimizer, Resizer and CDN – Sirv vs SpeedyCache – Cache, Optimization…→Image Optimizer, Resizer and CDN – Sirv vs Breeze Cache→

Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.