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Optimus — WordPress Image Optimization Plugin

Optimus – WordPress Image Optimizer

by KeyCDN · WordPress.org page · Website

v1.6.3 Tested up to WP 6.9.10 PHP 5.6+

Optimus has 30,000+ active installs on WordPress.org and 702,083 downloads all time. It was downloaded 1,446 times in the last 30 days. The last update was on March 2, 2026, tested up to WordPress 6.9.10.

Optimus at a glance

Active installs
30,000+
Total downloads
702,083
Downloads, last 30 days
1,446
30-day growth
–
downloads vs the previous 30 days

Is Optimus well maintained?

Support threads resolved
No open threads
nothing waiting on the WordPress.org forum
WordPress compatibility
Behind
tested up to WordPress 6.9.10, not yet with the current 7.1.3
One-star reviews
14%
10 of 69 reviews on WordPress.org

Optimus reviews and ratings

69 reviews on WordPress.org, with the most recent ones as their authors posted them.

All reviews
4.2 out of 5

69 reviews

5★
52
4★
3
3★
1
2★
3
1★
10

Download and install history

2,188 downloads over the last 48 days. Snapshots taken daily from WordPress.org.

Downloads per day
Optimus downloads per day050100150200Sep 5Sep 28Oct 22Downloads per day
Active installs
Optimus active installs012.5k25k37.5k50kSep 5Sep 28Oct 22Active installs
Rating out of 5
Optimus rating01.32.53.85Sep 5Sep 28Oct 22Rating out of 5
Reviews
Optimus review count0255075100Sep 5Sep 28Oct 22Reviews

Where Optimus ranks on WordPress.org

The rankings we track that Optimus appears in, and how its position changed over 30 days.

Ranking WordPress.org placement Position 30 days
Best Image Optimization Plugins #17 by tag, #71 in search #22 –

Optimus alternatives

Plugins that solve the same problem, ranked by how closely they overlap with Optimus.

All Optimus alternatives

Details

Effective image compression and optimization during the upload process. Smart, automatic and reliable.

The full description, screenshots and every review live on the WordPress.org page.

Rankings Optimus competes in

Tags

  • image optimizer
  • images
  • Optimize image
  • webp
  • wordpress image optimizer

More from KeyCDN

Version
1.6.3
Last updated
Mar 2, 2026
First published
Oct 5, 2012
Requires WordPress
4.6
Tested up to
6.9.10
Requires PHP
5.6
Pricing
Free on WordPress.org

Optimus FAQ

How many active installs does Optimus have?

WordPress.org reports 30,000+ active installs for Optimus as of October 22, 2026.

Is Optimus still maintained?

Yes. The last release was on March 2, 2026 and it is tested up to WordPress 6.9.10.

Is Optimus free?

Optimus is free to install from WordPress.org. Many plugins also sell a paid version or add-ons.

Where does Optimus rank among Image Optimization Plugins?

Optimus is #22 in the WordPress.org Image Optimization Plugins ranking.