Combine multiple PDFs into one file. Reorder pages, customize page ranges, and export audit manifests with lossless in-memory processing.
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PDF Compressor
Shrink PDF file size with lossless PyMuPDF stream optimization. Reduce file size up to 80% while maintaining vector quality.
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Image Compressor
Compress image files online for free. Reduce JPG, PNG, and WebP sizes with lossless and lossy optimization, live curtain slider, and 100% browser privacy.
Common queries and details about using this utility.
When you submit a webpage URL, the browser fetches the page document and parses all <img> elements (including lazy-load attributes like data-src and data-lazy-src), responsive <picture> and srcset multi-resolution sources, CSS inline style background-image url() declarations, and standalone image links. All discovered assets are rendered onto HTML5 Canvas to measure dimensions, calculate aspect ratios, and prepare for 1-click batch download.
Certain servers configure Cross-Origin Resource Sharing (CORS) or hotlink protection headers that prevent external client-side scripts from reading raw HTML or images directly. To easily bypass this restriction, simply right-click the target webpage in your browser, select 'View Page Source' or open DevTools (Ctrl+Shift+I), copy the HTML markup, and paste it into our 'HTML Snippet' tab. Our offline parser extracts every image link instantly without CORS blocks.
No. Telekit Tools operates on a strict zero-retention offline-first architecture. All HTML string parsing, canvas rasterization, image format conversions (PNG, JPEG, WebP), and JSZip compression run 100% locally in your browser tab's memory. No URLs, filenames, or media blobs are ever logged or transmitted to external servers.
Yes! Use the 'Re-Encode Format' dropdown selector in the batch action bar to automatically convert all selected images into PNG, JPEG, or WebP format upon export. When packaging into a ZIP archive, each image is processed through HTML5 Canvas and saved with your specified file extension.
Use the 'Min Width' slider (0px to 2400px), 'Aspect Ratio' orientation selector (Landscape, Portrait, Square), or click the 'HD Only (≥800px)' quick action button. You can also filter specifically by image format (PNG, JPEG, WebP, SVG, GIF) and use the live search bar to filter by filename keyword.
Press Alt+P or click 'Smart Clipboard' to invoke our intelligent content detector. It inspects your clipboard for raw image binary data (auto-routing to the Local Files dropzone), HTML source snippets (auto-routing to the HTML Snippet tab), multi-line URL lists, or direct webpage links, automatically activating the corresponding workspace mode with zero manual navigation.
Press Alt+K or ? to open the accessible Keyboard Shortcuts Guide. Essential hotkeys include Alt+K (Shortcuts Guide), Alt+S (Developer API Code Snippets Studio), Alt+V (Toggle Split Studio vs Full-Width Stacked layout), Alt+P (DevToys Smart Clipboard Auto-Detect), Alt+R (Surprise Me / Load starter demo presets), / (Focus primary input), Ctrl+Enter (Extract or Batch ZIP Download), Esc (Reset workspace or dismiss modals), and Arrow Left/Right (navigate images in modal inspector).
Yes. In the batch action bar, click 'CSV Matrix' to download an RFC 4180 compliant CSV spreadsheet containing filename, format, pixel dimensions, aspect ratio, estimated byte size, and source URLs for all images. You can also click 'JSON Audit Report' for structured JSON or 'Markdown Table' to copy a formatted GitHub-flavored Markdown table to your clipboard.
Yes. Press Alt+V or click 'Split Studio / Stacked' in the top action strip. Split Studio displays inputs, filter sliders, and packaging options on the left alongside a sticky live gallery on the right in a 12-column responsive layout (max-w-7xl). Stacked mode provides a focused full-width vertical layout (max-w-5xl). Your choice is saved automatically to localStorage (telekit_imagedownloader_layout_density).
Yes. Press Alt+S or click 'Code Snippets' to launch the Developer API Studio. It provides production-ready, standalone code snippets across 6 programming languages (cURL, JavaScript JSZip, Python BeautifulSoup, Node.js Cheerio, Go concurrent scraper, and Bash CLI) with 1-click script downloads and copy triggers.
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Chained Workflows (Piping)
Send this tool's output directly into another utility without manual copy-paste.
📥
Image Downloader & Extractor
Extract, inspect, re-encode, and batch package images from webpage URLs, HTML code, link lists, or local files with 100% offline privacy.
Tip: Press / to focus URL or paste image anytime
Quick:•
🖼️
Ready to Extract & Batch Download Images
Enter a website URL above, paste an HTML snippet, input direct image links, or load one of our quick starter samples below to test the workspace.
Telekit's Image Downloader and Extractor allows developers, designers, digital marketers, and content creators to extract image assets from live websites, raw HTML code snippets, direct link lists, or local files. Powered by HTML5 Canvas and JSZip, all parsing, format re-encoding, and ZIP compression runs 100% locally inside your browser memory without uploading any files to external servers. Easily filter out tracking pixels, preview resolutions, inspect aspect ratios, and package selected assets into structured ZIP archives in seconds. For further optimization, pass your downloaded images directly to our Image Compressor, Image Cropper, or Image Color Picker.
1
Select Input Mode
Choose Webpage URL, paste HTML Snippet, provide a URL List, or drag & drop Local Files.
2
Parse & Extract Assets
Click Extract Images to parse <img> tags, srcset attributes, and CSS background-image rules.
3
Filter & Inspect
Filter out icons or tracking pixels using dimension sliders, format pills (PNG, JPEG, WebP, SVG), and aspect ratio filters.
4
Batch Export (ZIP)
Re-encode formats (PNG, WebP, JPEG), customize ZIP archive naming with date stamp, and download selected files instantly.
Extracts raw inline bytes into downloadable image files
Best Practices & Batch Extraction Tips
🛡️ Client-Side Privacy & CORS
Because Telekit Tools processes images directly in your browser, external CORS restrictions can occasionally block direct URL fetches. To bypass this seamlessly without installing browser extensions, open the target page, press Ctrl+U to view source, copy the HTML, and paste it into the HTML Snippet tab.
⚡ Efficient Re-Encoding & WebP Conversion
Converting unoptimized PNGs or heavy legacy JPEGs to modern WebP during extraction can reduce asset payload by up to 70% with zero noticeable loss in visual clarity. Use the Re-Encode Format dropdown before clicking "Download as ZIP" to batch standardize your entire image package.
📐 Aspect Ratio & HD Filtering
Avoid cluttering your downloads with 1x1 tracking beacons, ad widgets, or icon sprites. Use the HD Only (≥800px) filter button or set the Minimum Width slider to 600px+ to ensure you only download high-resolution photography and hero graphics.
💻 Developer Automation & Scripting
Need to automate batch image scraping in your backend workflows or CI/CD pipelines? Press Alt+S to copy battle-tested extraction recipes for Python (BeautifulSoup + zipfile), Node.js (Cheerio + JSZip), Go, and cURL.
Frequently Asked Questions
How does the Image Downloader extract images from a webpage URL?
When you submit a webpage URL, the browser fetches the page document and parses all <img> elements (including lazy-load attributes like data-src and data-lazy-src), responsive <picture> and srcset multi-resolution sources, CSS inline style background-image url() declarations, and standalone image links. All discovered assets are rendered onto HTML5 Canvas to measure dimensions, calculate aspect ratios, and prepare for 1-click batch download.
Why do some websites block direct image extraction, and how can I bypass it?
Certain servers configure Cross-Origin Resource Sharing (CORS) or hotlink protection headers that prevent external client-side scripts from reading raw HTML or images directly. To easily bypass this restriction, simply right-click the target webpage in your browser, select 'View Page Source' or open DevTools (Ctrl+Shift+I), copy the HTML markup, and paste it into our 'HTML Snippet' tab. Our offline parser extracts every image link instantly without CORS blocks.
Are my extracted images, URLs, or local files uploaded to any servers?
No. Telekit Tools operates on a strict zero-retention offline-first architecture. All HTML string parsing, canvas rasterization, image format conversions (PNG, JPEG, WebP), and JSZip compression run 100% locally in your browser tab's memory. No URLs, filenames, or media blobs are ever logged or transmitted to external servers.
Can I convert images to WebP, PNG, or JPEG during batch download?
Yes! Use the 'Re-Encode Format' dropdown selector in the batch action bar to automatically convert all selected images into PNG, JPEG, or WebP format upon export. When packaging into a ZIP archive, each image is processed through HTML5 Canvas and saved with your specified file extension.
How can I filter out small icons, tracking pixels, or ads?
Use the 'Min Width' slider (0px to 2400px), 'Aspect Ratio' orientation selector (Landscape, Portrait, Square), or click the 'HD Only (≥800px)' quick action button. You can also filter specifically by image format (PNG, JPEG, WebP, SVG, GIF) and use the live search bar to filter by filename keyword.
How does DevToys Smart Clipboard Auto-Detect (Alt+P) work?
Press Alt+P or click 'Smart Clipboard' to invoke our intelligent content detector. It inspects your clipboard for raw image binary data (auto-routing to the Local Files dropzone), HTML source snippets (auto-routing to the HTML Snippet tab), multi-line URL lists, or direct webpage links, automatically activating the corresponding workspace mode with zero manual navigation.
What keyboard shortcuts are supported in the Image Downloader workspace?
Press Alt+K or ? to open the accessible Keyboard Shortcuts Guide. Essential hotkeys include Alt+K (Shortcuts Guide), Alt+S (Developer API Code Snippets Studio), Alt+V (Toggle Split Studio vs Full-Width Stacked layout), Alt+P (DevToys Smart Clipboard Auto-Detect), Alt+R (Surprise Me / Load starter demo presets), / (Focus primary input), Ctrl+Enter (Extract or Batch ZIP Download), Esc (Reset workspace or dismiss modals), and Arrow Left/Right (navigate images in modal inspector).
Can I export an RFC 4180 CSV specifications matrix or Markdown report?
Yes. In the batch action bar, click 'CSV Matrix' to download an RFC 4180 compliant CSV spreadsheet containing filename, format, pixel dimensions, aspect ratio, estimated byte size, and source URLs for all images. You can also click 'JSON Audit Report' for structured JSON or 'Markdown Table' to copy a formatted GitHub-flavored Markdown table to your clipboard.
Can I switch between Side-by-Side Split Studio and Stacked layout?
Yes. Press Alt+V or click 'Split Studio / Stacked' in the top action strip. Split Studio displays inputs, filter sliders, and packaging options on the left alongside a sticky live gallery on the right in a 12-column responsive layout (max-w-7xl). Stacked mode provides a focused full-width vertical layout (max-w-5xl). Your choice is saved automatically to localStorage (telekit_imagedownloader_layout_density).
Can I automate batch image extraction using Python, Node.js, Go, or cURL?
Yes. Press Alt+S or click 'Code Snippets' to launch the Developer API Studio. It provides production-ready, standalone code snippets across 6 programming languages (cURL, JavaScript JSZip, Python BeautifulSoup, Node.js Cheerio, Go concurrent scraper, and Bash CLI) with 1-click script downloads and copy triggers.