Title: Only WebP Uploads
Author: rbonfil
Published: <strong>9. 1. 2026</strong>
Last modified: 10. 1. 2026

---

Prohledat pluginy

![](https://ps.w.org/only-webp-uploads/assets/banner-772x250.png?rev=3435586)

![](https://ps.w.org/only-webp-uploads/assets/icon-256x256.png?rev=3435586)

# Only WebP Uploads

 Autor: [rbonfil](https://profiles.wordpress.org/rbonfil/)

[Stáhnout](https://downloads.wordpress.org/plugin/only-webp-uploads.1.0.1.zip)

 * [Podrobnosti](https://cs.wordpress.org/plugins/only-webp-uploads/#description)
 * [Hodnocení](https://cs.wordpress.org/plugins/only-webp-uploads/#reviews)
 *  [Instalace](https://cs.wordpress.org/plugins/only-webp-uploads/#installation)
 * [Vývojáři](https://cs.wordpress.org/plugins/only-webp-uploads/#developers)

 [Podpora](https://wordpress.org/support/plugin/only-webp-uploads/)

## Popis

Only WebP Uploads automatically converts your image uploads (JPG, PNG, GIF) to WebP
format. It handles all image sizes generated by WordPress, ensuring your site serves
optimized, modern image formats.

Features:
 * **Automatic Conversion:** Converts images immediately upon upload. ***
Space Saving:** Replaces original files with lighter WebP versions. * **Database
Integration:** Updates WordPress metadata so the Media Library recognizes the file
as WebP. * **Bulk Conversion:** Includes a tool to scan and convert existing images
in your library. * **WP-CLI Support:** Manage conversions via command line using`
wp onlywebp`. * **Smart Filename Sanitization:** Automatically cleans filenames (
e.g., `mañana.jpg` -> `manana.webp`). For non-Latin names (e.g., Japanese), it generates
a secure unique ID to ensure compatibility. * **Security:** Checks for Imagick support
and sanitizes filenames.

## Snímky obrazovky

[⌊General Settings / Plugin Configuration.⌉⌊General Settings / Plugin Configuration
.⌉[

General Settings / Plugin Configuration.

[⌊Bulk Optimization Tool / Media Library view.⌉⌊Bulk Optimization Tool / Media Library
view.⌉[

Bulk Optimization Tool / Media Library view.

## Instalace

 1. Upload the plugin files to the `/wp-content/plugins/only-webp-uploads` directory,
    or install the plugin through the WordPress plugins screen directly.
 2. Activate the plugin through the ‚Plugins‘ screen in WordPress.
 3. Use the Settings->Only WebP Uploads screen to configure your preferences.

## Nejčastější dotazy

### Does this modify my original images?

Yes, this plugin is designed to **replace** your original uploads with WebP versions
to save storage space.

### Requirements?

You need the PHP `Imagick` extension installed and enabled on your server, with 
WebP support.

## Recenze

Pro tento plugin nejsou žádné recenze.

## Autoři

Only WebP Uploads je otevřený software. Následující lidé přispěli k vývoji tohoto
pluginu.

Spolupracovníci

 *   [ rbonfil ](https://profiles.wordpress.org/rbonfil/)

[Přeložte “Only WebP Uploads” do svého jazyka.](https://translate.wordpress.org/projects/wp-plugins/only-webp-uploads)

### Zajímá vás vývoj?

[Prohledejte kód](https://plugins.trac.wordpress.org/browser/only-webp-uploads/),
podívejte se do [SVN repozitáře](https://plugins.svn.wordpress.org/only-webp-uploads/),
nebo se přihlaste k[ odběru protokolu vývoje](https://plugins.trac.wordpress.org/log/only-webp-uploads/)
pomocí [RSS](https://plugins.trac.wordpress.org/log/only-webp-uploads/?limit=100&mode=stop_on_copy&format=rss).

## Přehled změn

#### 1.0.1

 * New: Added „Strict Filename Sanitization“ toggle.
 * New: Rewritten UI with toggle switches and quality slider.
 * Fix: Prevent file overwrite when uploading files with the same name.

#### 1.0.0

 * Initial launch on WordPress.org

#### 0.4.1

 * Fix: Resolved issues reported by WordPress Plugin Review Team.
 * Fix: Properly enqueued admin scripts and styles.
 * Fix: Scoped sanitization filter to upload process only.
 * Fix: Corrected Text Domain to match plugin slug.

#### 0.4

 * Production release

= 0.3.9 (RC)=
 * Fix: Translation corrections. * New: Added „Credits tab“.

= 0.3.8 (BETA)=
 * Security: Improved output escaping in admin dashboard. * Compliance:
Standardized readme.txt and headers.

#### 0.3.7 (BETA)

 * Refactor: Renamed internal references from `wua` to `onlywebp`.
 * Fix: Resolved text domain mismatch issues.
 * Security: Added warnings for bulk content replacement.

#### 0.3.6 (BETA)

 * Fix: Resolved duplicated image issues.

#### 0.3.5 (BETA)

 * Initial release.

#### 0.2.0 (ALFA)

 * Base structure.

= 0.1.0 (PRE-ALFA)=
 * Idea and concept.

## Meta

 *  Verze **1.0.1**
 *  Poslední aktualizace **před 6 měsíců**
 *  Aktivních instalací **20+**
 *  Verze WordPressu ** 5.8 nebo novější **
 *  Testováno až do WordPressu **6.9.5**
 *  Verze PHP ** 7.4 nebo novější **
 *  Jazyk
 * [English (US)](https://wordpress.org/plugins/only-webp-uploads/)
 * Štítků
 * [conversion](https://cs.wordpress.org/plugins/tags/conversion/)[images](https://cs.wordpress.org/plugins/tags/images/)
   [optimization](https://cs.wordpress.org/plugins/tags/optimization/)[upload](https://cs.wordpress.org/plugins/tags/upload/)
   [webp](https://cs.wordpress.org/plugins/tags/webp/)
 *  [Podrobnosti](https://cs.wordpress.org/plugins/only-webp-uploads/advanced/)

## Hodnocení

Zatím nebyly zadány žádné recenze.

[Your review](https://wordpress.org/support/plugin/only-webp-uploads/reviews/#new-post)

[Zobrazit všechny recenze](https://wordpress.org/support/plugin/only-webp-uploads/reviews/)

## Spolupracovníci

 *   [ rbonfil ](https://profiles.wordpress.org/rbonfil/)

## Podpora

Potřebujete pomoc?

 [Fórum podpory](https://wordpress.org/support/plugin/only-webp-uploads/)