Plus WebP or AVIF
Healthy: Plus WebP or AVIF is maintained, has no open risk signals and no unpatched vulnerabilities.
| Ownership | 100 |
|---|---|
| Maintenance | 100 |
| Security | 100 |
| Support | 70 |
| Reputation | 70 |
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.
| plugin-master | 13 May 2019 to 13 May 2019, 1 commits |
|---|---|
| Katsushi Kawamori | 14 May 2019 to 25 Aug 2026, 122 commits |
2 committers recorded. No ownership changes recorded since 3 Nov 2026.
Maintenance
- Last release
- 2 months ago
- Releases, 24 months
- 9
- Tested up to
- 7.1 current
- Requires PHP
- 8.1 supported 8.2+
| Q1 2024 | 1 |
|---|---|
| Q2 2024 | 1 |
| Q3 2024 | 6 |
| Q4 2024 | 3 |
| Q1 2025 | 0 |
| Q2 2025 | 2 |
| Q3 2025 | 0 |
| Q4 2025 | 0 |
| Q1 2026 | 1 |
| Q2 2026 | 0 |
| Q3 2026 | 3 |
| Q4 2026 | 0 |
Last release 25 Aug 2026. Tested with WordPress 7.1 (current).
Support
Support history appears after our first snapshots of the forum counts.
Security record
No published vulnerabilities on record for this plugin.
Source: Wordfence Intelligence.
Reputation
Lifetime rating 4.6 from 26 ratings. Quarterly trends appear as new reviews arrive.
| 5 star | 23 |
|---|---|
| 4 star | 0 |
| 3 star | 0 |
| 2 star | 1 |
| 1 star | 2 |
Momentum
5,000+ active installs. History builds with each weekly snapshot.
| 4 May 2026 | 82 |
|---|---|
| 11 May 2026 | 172 |
| 18 May 2026 | 193 |
| 25 May 2026 | 165 |
| 1 Jun 2026 | 139 |
| 8 Jun 2026 | 152 |
| 15 Jun 2026 | 171 |
| 22 Jun 2026 | 181 |
| 29 Jun 2026 | 158 |
| 6 Jul 2026 | 267 |
| 13 Jul 2026 | 137 |
| 20 Jul 2026 | 131 |
| 27 Jul 2026 | 178 |
| 3 Aug 2026 | 227 |
| 10 Aug 2026 | 177 |
| 17 Aug 2026 | 4,041 |
| 24 Aug 2026 | 2,471 |
| 31 Aug 2026 | 556 |
| 7 Sep 2026 | 399 |
| 14 Sep 2026 | 448 |
| 21 Sep 2026 | 395 |
| 28 Sep 2026 | 394 |
| 5 Oct 2026 | 390 |
| 12 Oct 2026 | 418 |
| 19 Oct 2026 | 471 |
| 26 Oct 2026 | 425 |
| 2 Nov 2026 | 94 |
Weekly downloads over the last 4 weeks are 27% below the 27-week average.
Healthier alternatives
Same category, higher Canary Score. Never sponsored.
Facts
| Version | 5.21 |
|---|---|
| Author | Katsushi Kawamori |
| Added | 14 May 2019 |
| Last updated | 25 Aug 2026 |
| Active installs | 5,000+ |
| Requires WordPress | 6.6 |
| Tested up to | 7.1.4 |
| Requires PHP | 8.1 |
| Category | Performance & Optimization > Image Optimization & Compression |
| Tags | AVIF, webp, media, upload |
Other plugins by this author: Mime Types Plus, Bulk Media Register, Disable Generate Thumbnails, Bulk Datetime Change, Fixed Bottom Menu, Simple Blog Card, Organize Media Folder, Moving Media Library, Simple Block Gallery, Plugins Condition & Site Check, Media from ZIP, Exif Caption
Questions
Is Plus WebP or AVIF still maintained?
Plus WebP or AVIF was last updated on 25 Aug 2026. Its Canary status is Healthy.
Is Plus WebP or AVIF safe?
Plus WebP or AVIF has no open unpatched vulnerabilities on record. 0 vulnerabilities were published in the last 24 months. Its Canary status is Healthy.
Who owns Plus WebP or AVIF?
The wordpress.org author is Katsushi Kawamori. Recent committers: Katsushi Kawamori, plugin-master. We have recorded no ownership change.
What can I use instead of Plus WebP or AVIF?
Plugins in the same category with a higher Canary Score: Modern Image Formats, CompressX - AVIF & WebP Converter, Media Replacement, Cimo - Free Instant Image Optimizer & WebP Converter, Imagify Image Optimization: Optimize Images | Compress & Convert to WebP/AVIF, reSmush.it : The original free image compressor and optimizer plugin.