Convertisseur JPG vers PNG gratuit
Convertissez un JPG en PNG localement pour captures, overlays, fichiers design et images sources.
Traitement local dans le navigateur. Aucun upload.
À propos de cet outil : Convertisseur JPG vers PNG gratuit
Convert JPG images to PNG locally in the browser for sharper screenshots, overlays, and design handoff. Aucun envoi requis — tout s'exécute localement dans votre navigateur, pour la confidentialité et la vitesse.
Cas d'usage courants
- PNG est adapté aux captures nettes et aux assets qui pourront demander de la transparence.
- Le fichier reste dans le navigateur et est réexporté via canvas.
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Original
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Résultat
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Enregistré
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Traitement local dans le navigateur. Aucun upload.
Original
En attente d'un fichier
Résultat
En attente d'un fichier
Conseils rapides
- PNG est adapté aux captures nettes et aux assets qui pourront demander de la transparence.
- Le fichier reste dans le navigateur et est réexporté via canvas.
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Make a selected background color transparent and export a clean transparent PNG without uploading the image.
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Generate favicon.ico and common PNG favicon sizes locally in the browser from a logo or source image.
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