画像変換 - PNG JPG WebP保存

画像を右クリックしてPNG、JPG、WebPで保存。高速なローカル変換、アップロード不要、完全プライベート。

Save Image As PNG, JPG, WebP, AVIF — Image Converter Right-click any image on any webpage and instantly save it as PNG, JPG, WebP, or AVIF. All conversion happens right in your browser — no uploads, no servers, no data collection. FEATURES: - Save Image As PNG, JPG, WebP, or AVIF: Right-click any image → "Save Image As" → Choose format - Client-Side Image Converter: Your images never leave your browser. Zero data collection, zero uploads - Quality Control: Adjustable quality sliders for JPG, WebP, and AVIF formats (10-100%) - Smart Filename: Keeps the original image filename, just changes the extension - Transparency Handling: Automatically adds white background when converting transparent images to JPG - Works Everywhere: Handles regular images, data URLs, blob URLs, and cross-origin images SUPPORTED IMAGE FORMATS: - PNG — Lossless quality with transparency support. Best for screenshots, graphics, and images with text - JPG/JPEG — Smaller file size with adjustable quality. Best for photos and web images - WebP — Modern format, 25-35% smaller than JPG at similar quality. Save WebP images or convert to WebP - AVIF — Next-generation format with the best compression ratio. Requires Chrome 110+ HOW TO CONVERT AND SAVE IMAGES: 1. Right-click any image on a webpage 2. Select "Save Image As" from the context menu 3. Choose your desired format (PNG, JPG, WebP, or AVIF) 4. Pick where to save — done! Tip: Click the extension icon to set default format and adjust quality for JPG, WebP, and AVIF. PERFECT FOR: - Converting WebP images to PNG or JPG for compatibility - Saving AVIF images in a standard format - Downloading images in the format you need without online converters - Quick image format conversion without Photoshop or other tools - Designers, developers, and content creators who need specific image formats PRIVACY & SECURITY: This extension does NOT collect any data. All image format conversion happens locally in your browser using the Canvas API. No images are uploaded to any server. No analytics, no tracking, no cookies. Open source and fully transparent. Works with Chrome 116 and newer. Manifest V3 compliant. Lightweight and fast. Single purpose description (для Privacy tab): Convert and save images from web pages in PNG, JPG, WebP, or AVIF format via the right-click context menu. Privacy policy URL: https://github.com/stufently/save-image-as-type/blob/master/PRIVACY.md