Modern Image Formats vs ThickBox (2026)

Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.

Modern Image Formats

Modern Image Formats

3.3(23)

100K+ active installs

Free

Updated 2 months ago
View Modern Image Formats
VS
ThickBox

ThickBox

2.6(5)

200 active installs

Free

Updated 11 years ago
View ThickBox

Quick Verdict

As of April 2026, Modern Image Formats has a higher user rating (3.3/5 from 23 reviews) and leads in active installations (100K+ vs 200). Both are free WordPress plugins. Modern Image Formats has accumulated 980K+ total downloads while ThickBox has 97K+.

Detailed Comparison

Rating
3.3/5Modern Image Formats
ThickBox2.6/5
Total Reviews
23Modern Image Formats
ThickBox5
Active Installs
100K+Modern Image Formats
ThickBox200
Total Downloads
980K+Modern Image Formats
ThickBox97K+
Support Resolution
67%Modern Image Formats
ThickBoxN/A
Last Updated
2 months agoModern Image Formats
ThickBox11 years ago
First Released
2023Modern Image Formats
ThickBox2008
Age
3 yearsModern Image Formats
ThickBox18 years
WP Requires
6.6+Modern Image Formats
ThickBox2.5+
PHP Requires
7.2+Modern Image Formats
ThickBoxfalse+
Business Model
FreeModern Image Formats
ThickBoxFree
Latest Version
2.6.1Modern Image Formats
ThickBox1.6.1

Rating Breakdown

Modern Image Formats

3.3/5(23 reviews)
5
52%
4
4%
3
0%
2
4%
1
39%

ThickBox

2.6/5(5 reviews)
5
40%
4
0%
3
0%
2
0%
1
60%

Recent Reviews

Modern Image Formats Reviews

by lacoste89

Funktioniert wie beschrieben – Heimvorteil weil von WordPress entwickelt

Ich nutze dieses Plugin auf allen neuen Webseiten, damit Bilder automatisch nach AVIF konvertiert werden. Es funktionierte bisher immer ohne Probleme, deshalb kann ich es uneingeschränkt empfehlen. Ic

by primerpizza

Doesn’t work, support not helpful

Been trying to get this thing to work but it just wont serve the generated images. Support stopped replying.

by pdjp

compression?

Good plugin, but no option to set the WebP compression value. What compression is used here?

ThickBox Reviews

No reviews yet

Frequently Asked Questions

Is Modern Image Formats or ThickBox more popular?
Modern Image Formats has 100K+ active installations while ThickBox has 200. Modern Image Formats is the more widely-used plugin as of April 2026.
Which has better ratings — Modern Image Formats or ThickBox?
Modern Image Formats has a 3.3/5 rating from 23 reviews, while ThickBox has a 2.6/5 rating from 5 reviews.
Are Modern Image Formats and ThickBox free?
Modern Image Formats is free and ThickBox is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Modern Image Formats or ThickBox?
Support resolution data is not available for all plugins. Check each plugin's WordPress.org support forum for current response quality.
Which plugin is updated more frequently?
Modern Image Formats was last updated 2 months ago and ThickBox was last updated 11 years ago.

Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.