Plus WebP or AVIF
v5.21by Katsushi Kawamori · updated 2 months ago
Generate WebP or AVIF.
- Rank
- #3,101
- Up5 vs yesterday
- Active installs (est.)
- ≈ 5,350
- 5K+ reported · High
- Total downloads
- 82K
- 81,971 all-time
- Rating
- 4.6/5
- 26 reviews
- Support resolved
- –
- 0 of 0 threads, last 2 months
Plus WebP or AVIF at a glance
Plus WebP or AVIF is a WordPress plugin by Katsushi Kawamori with 5K+ active installs, the #3,101 most popular plugin on WordPress.org. On a typical day it’s downloaded about 54 times, about the same as the month before. It’s rated 4.6 out of 5 from 26 reviews. Version 5.21 came out on Aug 25, 2026 and is tested up to WordPress 7.1.4. Among the 143 plugins tagged “AVIF”, it ranks #10. It was first released in 2019.
Chart time range
Applies to every chart below. History from Oct 9, 2026, 31 days.
Downloads over time
Download stats1.8K downloads · the last 30 days
View as table
| Date | Plus WebP or AVIF |
|---|---|
| Nov 7, 2026 | 43 |
| Nov 6, 2026 | 39 |
| Nov 5, 2026 | 53 |
| Nov 4, 2026 | 55 |
| Nov 3, 2026 | 62 |
| Nov 2, 2026 | 94 |
| Nov 1, 2026 | 58 |
| Oct 31, 2026 | 30 |
| Oct 30, 2026 | 71 |
| Oct 29, 2026 | 91 |
| Oct 28, 2026 | 85 |
| Oct 27, 2026 | 46 |
| Oct 26, 2026 | 44 |
| Oct 25, 2026 | 43 |
| Oct 24, 2026 | 53 |
| Oct 23, 2026 | 62 |
| Oct 22, 2026 | 86 |
| Oct 21, 2026 | 80 |
| Oct 20, 2026 | 74 |
| Oct 19, 2026 | 73 |
| Oct 18, 2026 | 58 |
| Oct 17, 2026 | 46 |
| Oct 16, 2026 | 83 |
| Oct 15, 2026 | 75 |
| Oct 14, 2026 | 57 |
| Oct 13, 2026 | 53 |
| Oct 12, 2026 | 46 |
| Oct 11, 2026 | 43 |
| Oct 10, 2026 | 38 |
| Oct 9, 2026 | 54 |
Unusual spikes are usually updates, not new installs.
Estimated installs
≈ 5,355 · +0.6% in the last 30 days
View as table
| Date | Estimated installs |
|---|---|
| Nov 8, 2026 | 5,355 |
| Nov 7, 2026 | 5,350 |
| Nov 5, 2026 | 5,352 |
| Nov 4, 2026 | 5,341 |
| Nov 3, 2026 | 5,333 |
| Nov 2, 2026 | 5,330 |
| Nov 1, 2026 | 5,319 |
| Oct 31, 2026 | 5,327 |
| Oct 30, 2026 | 5,303 |
| Oct 29, 2026 | 5,327 |
| Oct 28, 2026 | 5,318 |
| Oct 27, 2026 | 5,322 |
Rank over time
#3,101 · up 38 in the last 30 days
View as table
| Date | Daily snapshot |
|---|---|
| Nov 8, 2026 | #3,101 |
| Nov 7, 2026 | #3,106 |
| Nov 6, 2026 | #3,104 |
| Nov 5, 2026 | #3,107 |
| Nov 4, 2026 | #3,111 |
| Nov 3, 2026 | #3,114 |
| Nov 2, 2026 | #3,116 |
| Nov 1, 2026 | #3,120 |
| Oct 31, 2026 | #3,117 |
| Oct 30, 2026 | #3,132 |
| Oct 29, 2026 | #3,121 |
| Oct 28, 2026 | #3,136 |
| Oct 27, 2026 | #3,134 |
| Oct 16, 2026 | #3,139 |
Growth %
Average +0.05% a day in the last 30 days
View as table
| Date | Growth |
|---|---|
| Nov 8, 2026 | +0.09% |
| Nov 7, 2026 | -0.02% |
| Nov 5, 2026 | +0.21% |
| Nov 4, 2026 | +0.15% |
| Nov 3, 2026 | +0.06% |
| Nov 2, 2026 | +0.21% |
| Nov 1, 2026 | -0.15% |
| Oct 31, 2026 | +0.45% |
| Oct 30, 2026 | -0.45% |
| Oct 29, 2026 | +0.17% |
| Oct 28, 2026 | -0.07% |
Active installs band
5K+ on WordPress.org
View as table
| Date | Daily snapshot |
|---|---|
| Nov 8, 2026 | 5K+ |
| Nov 7, 2026 | 5K+ |
| Nov 6, 2026 | 5K+ |
| Nov 5, 2026 | 5K+ |
| Nov 4, 2026 | 5K+ |
| Nov 3, 2026 | 5K+ |
| Nov 2, 2026 | 5K+ |
| Nov 1, 2026 | 5K+ |
| Oct 31, 2026 | 5K+ |
| Oct 30, 2026 | 5K+ |
| Oct 29, 2026 | 5K+ |
| Oct 28, 2026 | 5K+ |
| Oct 27, 2026 | 5K+ |
| Oct 16, 2026 | 5K+ |
Search rankings
Where it appears in WordPress.org search for the searches you track, checked every day.
See where Plus WebP or AVIF ranks in search
Track this plugin to check its position for the searches you choose, daily, with an alert when it moves.
Change log
From our daily snapshot of WordPress.org- Rank #3136 → #3107Downloads -18.5%
- Tested up to 7.1.3 → 7.1.4
Versions in use
Share of active installs on each published version, from WordPress.org.
- v5.2162%
- v5.1116%
- v5.106.0%
- Other16%
Rating trend
4.6★★★★★26 reviews · steady in the last 30 days
Requirements & info
Version history- Version
- 5.21
- Requires WordPress
- 6.6
- Tested up to
- 7.1.4
- Requires PHP
- 8.1
- First released
- May 14, 2019
- Last updated
- Aug 25, 2026
- Releases, last 12 months
- …
Questions about Plus WebP or AVIF
How many websites use Plus WebP or AVIF?
Plus WebP or AVIF is active on 5K+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #3,101 most popular plugin on WordPress.org.
How many times has Plus WebP or AVIF been downloaded?
81,971 times in total since 2019. On a typical day it’s downloaded about 54 times. See download stats
When was Plus WebP or AVIF last updated?
Version 5.21 came out on Aug 25, 2026 (2 months ago). See every release
Is Plus WebP or AVIF compatible with the latest WordPress?
Yes. It’s tested up to WordPress 7.1.4, the current version.
Does Plus WebP or AVIF have known security vulnerabilities?
No. WPVulnerability’s database lists no known vulnerabilities for Plus WebP or AVIF. See its security record
Is Plus WebP or AVIF still maintained?
Yes. Its last release was 2 months ago. No support threads were opened in the last two months.
What rating does Plus WebP or AVIF have?
4.6 out of 5 from 26 reviews on WordPress.org. 88% of them give 5 stars.
What are the best alternatives to Plus WebP or AVIF?
The plugins most like Plus WebP or AVIF, by the tags they share, are Optimole (200K+), Robin Image Optimizer (100K+) and Perfect Images (60K+). Compare all alternatives
Latest reviews
Analyze reviewsReview stats
4.6
★★★★★
26 reviews
- 5 stars: 23 reviews, 88%
- 4 stars: 0 reviews, 0%
- 3 stars: 0 reviews, 0%
- 2 stars: 1 reviews, 4%
- 1 stars: 2 reviews, 8%
- Positive
- 88%4–5★
- Mixed
- 0%3★
- Critical
- 12%1–2★
- About 6 more 5★ reviews would lift it to 4.7.
- Each new 1★ review takes 8 five-star reviews to balance out.
Compare with competitors
Add up to 1 competitor. No account needed.
| Metric | |
|---|---|
| Estimated installs | ≈ 5,350 |
| Reported installs | 5K+ |
| Rating | 4.6 |
| Reviews | 26 |
| Total downloads | 82K |
| Author | Katsushi Kawamori |
| First released | May 14, 2019 |
| Version | 5.21 |
| Requires WP | 6.6 |
| Requires PHP | 8.1 |
| Last updated | Aug 25, 2026 |
Alternatives to Plus WebP or AVIF
Compare all alternativesPopular plugins with the same tags, the most in common first.

Optimole
by Optimole
Automatically optimize images with bulk compression, lazy loading, WebP/AVIF conversion & CloudFront image CDN. Boost Core Web Vitals & conversions.
- Rank
- #261
- Installs
- 200K+
- 4.7

Robin Image Optimizer
by Themeisle
Unlimited automatic image optimization for WordPress. Compress images, convert to WebP, and improve site speed without losing image quality.
- Rank
- #454
- Installs
- 100K+
- 4.4

Perfect Images
by Jordy Meow
Optimize image sizes, regenerate thumbnails, enable retina, convert to WebP/AVIF, or use cloud optimization. An essential image toolkit.
- Rank
- #661
- Installs
- 60K+
- 4.8

CompressX
by CompressX
AVIF & WebP converter with built-in media replacement for local image optimization.
- Rank
- #819
- Installs
- 40K+
- 5.0

ShortPixel Adaptive Images
by ShortPixel
Start serving properly sized, smart cropped & optimized images, plus CSS, JS and fonts from our CDN with a click; Automatic AVIF & WebP support.
- Rank
- #1,846
- Installs
- 10K+
- 4.8

QuickWebP
by Ludwig You
QuickWebP converts JPG and PNG to WebP, compresses images locally, improves image SEO, and adds AVIF with QuickWebP Pro.
- Rank
- #2,361
- Installs
- 8K+
- 4.8
Side by side:Plus WebP or AVIF vs OptimolePlus WebP or AVIF vs Robin Image OptimizerPlus WebP or AVIF vs Perfect Images
More by Katsushi Kawamori
See everything by Katsushi KawamoriOther plugins from this author in our catalog.

Mime Types Plus
by Katsushi Kawamori
Add the mime type that can be used in the media library to each file type.
- Rank
- #1,684
- Installs
- 10K+
- 3.8

Bulk Media Register
by Katsushi Kawamori
Bulk register files on the server to the Media Library.
- Rank
- #2,385
- Installs
- 8K+
- 4.5

Bulk Datetime Change
by Katsushi Kawamori
Bulk change date/time for posts.
- Rank
- #2,893
- Installs
- 6K+
- 5.0

Disable Generate Thumbnails
by Katsushi Kawamori
Select the thumbnails and functions to disable it.
- Rank
- #2,782
- Installs
- 6K+
- 5.0

Fixed Bottom Menu
by Katsushi Kawamori
Add a fixed menu. The basic menu is at the bottom, but it can also be displayed on the top, left, and right.
- Rank
- #3,274
- Installs
- 4K+
- 5.0

Simple Blog Card
by Katsushi Kawamori
Get OGP and display blog card.
- Rank
- #4,055
- Installs
- 3K+
- 5.0