by Katsushi Kawamori 4.6 (26 reviews)

Plus WebP or AVIF

Name: Plus WebP or AVIF
Rating: 4.6 (26 reviews)
Author: Katsushi Kawamori

Generate WebP or AVIF.

Plus WebP or AVIF ranks #3,177 among WordPress.org plugins with 5,000+ active installations, is #379 of 6,303 in the Media category, a 4.6/5 rating from 26 reviews, and was last updated Aug 25, 2026. Data from WordPress.org, refreshed twice daily — see methodology.

Compatible with WP 7.1

v5.21 Current Version v5.21

Updated 3 weeks ago Last Update on 25 Aug, 2026

Refreshed 13 hours ago Last Refreshed on

#379 of 6,303 in Media Top 5% by installs Downloads -38% this week Actively maintained

View on WordPress.org

Rank

#3,177

-1 this week

Active Installs

5K+

-6.8%

KW Avg Position

40.3

0.3 worse

Downloads

67.5K

+11 today

Support Resolved

— No change

Rating

92%

Review 4.6 out of 5

4.6 (26 reviews)

Next Milestone 6K

Total Progress 40.4%

5K+ 6K+

208

Ranks to Climb

Growth Needed

8,000,000

Active Installs

Pro

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Rank Changes

Current #3,177

Change

Best #

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Active Installs Growth

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Active Installs 0,000,000+

Growth +0.0%

Peak 0,000,000

Downloads Growth

Downloads

Growth

Peak

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Reviews & Ratings

4.6

26 reviews

Overall 92%

23 (88%)

0 (0%)

1 (4%)

2 (8%)

Support Threads Overview

Resolved

Unresolved

Total Threads

Resolved

Unresolved

Resolution Rate

Security History

Source: WPVulnerability

No known vulnerabilities on record for Plus WebP or AVIF. Checked 2 days ago.

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Plugin Details

Version: 5.21
Last Updated: Aug 25, 2026
Requires WP: 6.6+
Tested Up To: 7.1
PHP Version: 8.1 or higher
Author: Katsushi Kawamori

Support & Rating

Rating: ★ ★ ★ ★ ★ 4.6
Reviews: 26
Support Threads: 3
Resolved: 0%

Keywords

AVIF media upload webp

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TL;DR

AI summary of the plugin's readme

This plugin is for WordPress site owners and developers who want to reduce image file sizes across their Media Library. It automatically or in bulk converts uploaded images to WebP or AVIF format, optionally replacing originals and updating content URLs.