WEBTOOLS

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PDF & Document Tools

PDF Metadata Editor

View and dynamically modify hidden PDF attributes like Author, Title, Subject, and Keywords using pdf-lib.js.

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PDF Document & Metadata

Upload a PDF file to read and modify its document information metadata properties.

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Save & System Details

Saves PDF metadata updates purely client-side.

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📄 PDF Document Information Blocks

PDF files store hidden metadata tags inside Document Info Dictionary maps. Popular indexing crawlers and readers scan these tags to identify authors and search scopes. Modifying these tags allows you to cleanse identifying metadata before publishing documents.

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Developer Tools

Formatters, validators, generators, and developer utilities.

Text & Content

String manipulation, case converters, and Markdown rendering.

Security & Cryptography

Hashing algorithms, password generators, and token decoders.

Converters

Convert between different units, coordinates, and URL formats.

Calculators

Quick financial, mathematical, and date-time calculators.

Electronics & IoT

Hardware calculations, resistor codes, Ohm's Law, and 555 timers.

PDF & Document Tools

Merge, split, convert, and watermark PDF files client-side.

SEO & Webmaster

Meta tag creators, sitemaps, robots.txt, and keyword density checker.

Productivity & Social

Campaign builders, timers, visual random picker wheels, and captions line break formatters.

Clock & Time Utilities

Timezone planners, Cron builders, hardware RTC byte compilers, custom countdowns, and precision stopwatches.

Design & UI/UX

Box shadow visual builders, neumorphic light extruders, and SVG path visual optimizer utilities.

Image Utilities

Compress, convert, and optimize images client-side.

Saved Tools

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