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Kraken.io Image Optimizer – Compress, Convert to WebP & AVIF, Resize & Bulk Optimize

by Kraken.io · Performance

Optimize images automatically — compress, resize and convert to WebP, AVIF & more with Kraken.io. Faster pages, smaller files, same quality.

How scoring works →
88 Health · A
Maintenance 100
Rating quality 88
Support 70

Daily downloads

Since 2022-10-05 · 1,380 days · wp.org + Plugin Pulse archive

+457%
Oct 22
Jul 26

30-day downloads

Trailing 30-day total · the growth curve wp.org stopped showing

Directory rank

Popularity rank over time · lower is better

Rating trend

Star average over time · dips mark rough releases

Health trend

Composite health score, snapshotted daily

Downloads per 1k installs · 30d

Engagement proxy · release spikes are signal, a long slide is an aging base

Estimated active installs

wp.org reports only “9K+”. The real number sits in this band.

tracked estimate
9K–10K ≈9.7K

Refined from the date this plugin crossed into its current band.

Install trend · reconstructed from 1389 daily snapshots

Details

Version
3.0.3
Last updated
23d ago
Added
2014-02-24
Requires WP
4.9
Tested up to
7.0.1
Requires PHP
5.6

Growth timeline

Install-band crossings we have observed, and how long each band took to outgrow

  1. 2026-04-22 10K+ → 9K+ down after 509 days in band
  2. 2024-11-29 20K+ → 10K+ down after 567 days in band
  3. 2023-05-12 30K+ → 20K+ down

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Preview card ↗

Kraken.io Image Optimizer – Compress, Convert to WebP & AVIF, Resize & Bulk Optimize: 9K+ active installs, 4.5★ (119 reviews). Plugin Pulse (WP Mayor), as of 2026-07-15. https://plugins.wpmayor.com/plugin/kraken-image-optimizer