PDF, developer, design, and SEO utilities - fast, private, and free. No uploads, no sign-up, no watermark.
Generate primary, secondary, accent, base, and background colors with a live website preview.
Open tool ->Tune blur, opacity, radius, and borders, then copy the generated CSS.
Open tool ->Browse named colors with HEX and RGB values, filter by hue, and copy in one click.
Open tool ->Calculate the contrast ratio of text and background colors according to WCAG guidelines.
Open tool ->Generate custom QR codes for URLs, vCards, locations, and social media, with color options and multi-format downloads.
Open tool ->Decode, read, and inspect JSON Web Token header, payload claims, and signature info.
Open tool ->Prettify, validate, format, and minify JSON strings with live error highlighting.
Open tool ->Encode plain text into Base64 formats or decode Base64 back into readable text.
Open tool ->Reduce PDF file size in the browser with adjustable quality. No uploads, fully private.
Open tool ->Extract text from scanned PDFs in the browser. No uploads, fully private.
Open tool ->Convert JPG, PNG, and other images plus text files into a single PDF. No uploads, fully private.
Open tool ->Convert and resize PNG, JPG, WebP, GIF, BMP, SVG, and other images in batches of up to 20 files.
Open tool ->Reorder, rotate, delete, and merge PDF pages in the browser. No uploads, fully private.
Open tool -> NewAdd typed text or a hand-drawn signature to a PDF and place it anywhere. No uploads, fully private.
Open tool -> NewUpload any file to preview it and inspect its full metadata, including EXIF, PDF, and file details. No uploads, fully private.
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