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Kraken.io Image Optimizer

Kraken.io Image Optimizer - Compress, Convert to WebP & AVIF, Resize & Bulk Optimize
by Kraken.io · 10,000+ active installs · Checked 4 Nov 2026
Healthy

Healthy: maintained, last release 22 Jun 2026, 5 releases in 24 months, no unpatched vulnerabilities.

95/ 100 Canary Score
Sub-scores for Kraken.io Image Optimizer
Ownership100
Maintenance85
Security100
SupportNo data
ReputationNo data

How the score works

Quick answers

Is Kraken.io Image Optimizer still maintained?
Yes. Last release 22 Jun 2026, 5 releases in the last 24 months. 22 Jun 2026 · wordpress.org
Who owns Kraken.io Image Optimizer, and has it changed hands?
No change recorded. Main committer karim79 since Feb 2014. 4 Nov 2026 · SVN log
Was Kraken.io Image Optimizer removed from wordpress.org?
No. Listed on wordpress.org as of 4 Nov 2026. 4 Nov 2026 · wordpress.org
Is Kraken.io Image Optimizer safe?
3 known vulnerabilities, all fixed (latest in 2.7.0). Not on the exploited list. 1 Feb 2023 · Wordfence Intelligence
Is the latest Kraken.io Image Optimizer update safe to install?
No ownership change before 3.0.3. No one-star spike after it. 22 Jun 2026 · Release history

Active signals

Facts we detected, with links to the source.

No open risk signals. Signals appear here when we detect an ownership change, closure, vulnerability or decline.

Ownership timeline

Who commits to the plugin's code on wordpress.org, over time.

Committers and their active periods
karim7924 Feb 2014 to 22 Jun 2026, 118 commits

1 committer recorded. No ownership change since 2014.

Maintenance

Last release
5 months ago
Releases, 24 months
5
Tested up to
7.0 vs 7.1
Requires PHP
5.6 supported 8.2+
Releases per quarter
Releases per quarter for Kraken.io Image Optimizer
Q1 20240
Q2 20240
Q3 20240
Q4 20240
Q1 20250
Q2 20250
Q3 20250
Q4 20250
Q1 20261
Q2 20264
Q3 20260
Q4 20260

Last release 22 Jun 2026. Tested up to 7.0, 1 major version behind WordPress 7.1.

Reputation

Last 90 days: no reviews. Lifetime: 4.5.

Rating distribution
5 star100
4 star6
3 star1
2 star2
1 star10
Latest low reviews

Security record

3 vulnerabilities on record, all patched (latest fixed in 2.7.0).

Show 3 patched vulnerabilities
PublishedIssueCVSSAffectedFixed inDays to patch
1 Feb 2023Kraken.io Image Optimizer <= 2.6.9 - Missing Authorization to Authenticated (Subscriber+) Plugin Options Update6.5<= 2.6.92.7.01129
17 Jan 2023Kraken.io Image Optimizer <= 2.6.7 - Missing Authorization to Authenticated (Subscriber+) Plugin Options Update5.4<= 2.6.72.6.8Patched before disclosure
23 Sep 2022Kraken.io Image Optimizer <= 2.6.5 - Cross-Site Request Forgery8.8<= 2.6.52.6.629

Changelog mentions of security fixes: 3.0.0 (security, XSS, nonce); 3.0.2 (security).

Sources: Wordfence Intelligence, CISA Known Exploited Vulnerabilities, readme changelogs.

Support

Support history appears after our first snapshots of the forum counts.

Momentum

10,000+ active installs. History builds with each weekly snapshot.

Weekly downloads, last 27 weeks
Weekly downloads for Kraken.io Image Optimizer
4 May 2026222
11 May 2026428
18 May 2026369
25 May 2026456
1 Jun 2026372
8 Jun 2026364
15 Jun 20263,886
22 Jun 20263,115
29 Jun 2026896
6 Jul 20261,086
13 Jul 2026919
20 Jul 2026825
27 Jul 2026506
3 Aug 2026554
10 Aug 2026557
17 Aug 2026510
24 Aug 2026508
31 Aug 2026555
7 Sep 2026458
14 Sep 2026656
21 Sep 2026514
28 Sep 2026545
5 Oct 2026637
12 Oct 2026617
19 Oct 2026962
26 Oct 20261,161
2 Nov 2026631

Weekly downloads over the last 4 weeks are 2% above the 27-week average.

Healthier alternatives

Same job, rated Healthy, higher Canary Score and at least 10,000 installs. Never sponsored.

Resize Image After UploadScore 100 · 80,000+Image PlaceholdersScore 100 · 60,000+ImageMagick EngineScore 100 · 60,000+Enhanced Responsive ImagesScore 100 · 50,000+AJAX Thumbnail RebuildScore 100 · 30,000+

Facts

Version3.0.3
AuthorKraken.io
Added24 Feb 2014
Last updated22 Jun 2026
Active installs10,000+
Requires WordPress4.9
Tested up to7.0.8
Requires PHP5.6
CategoryPerformance & Optimization > Image Optimization & Compression
TagsAVIF, convert webp, compress images, optimize images, image optimization

Questions

Is Kraken.io Image Optimizer still maintained?

Yes. Last release 22 Jun 2026, 5 releases in the last 24 months.

Who owns Kraken.io Image Optimizer, and has it changed hands?

No change recorded. Main committer karim79 since Feb 2014.

Was Kraken.io Image Optimizer removed from wordpress.org?

No. Listed on wordpress.org as of 4 Nov 2026.

Is Kraken.io Image Optimizer safe?

3 known vulnerabilities, all fixed (latest in 2.7.0). Not on the exploited list.

Is the latest Kraken.io Image Optimizer update safe to install?

No ownership change before 3.0.3. No one-star spike after it.

Data: wordpress.org Plugins API, plugins SVN and Trac, wordpress.org reviews and support forum, Wordfence Intelligence, CISA KEV, NVD.Plugin data refreshed 4 Nov 2026.Report a data issue