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Toolsy Hub

Free browser tools for PDFs, photos, text, code and money. Files you add stay in your browser. toolsy-hub.com

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Is this timestamp in seconds or milliseconds? Guessing the unit from the digit count

Is this timestamp in seconds or milliseconds? Guessing the unit from the digit count

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2 min read

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How to shrink a PDF to a target size in the browser: render pages, split a byte budget, retry three times

How to shrink a PDF to a target size in the browser: render pages, split a byte budget, retry three times

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2 min read
How to compress an image to an exact KB limit in the browser (canvas, binary search, and when to stop lowering quality)

How to compress an image to an exact KB limit in the browser (canvas, binary search, and when to stop lowering quality)

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3 min read
Building PDF tools that never upload your file: pdf-lib, pdf.js and qpdf in WebAssembly

Building PDF tools that never upload your file: pdf-lib, pdf.js and qpdf in WebAssembly

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3 min read
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