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Stuk/jszip has 10,392 GitHub stars and 1,339 forks. GitHot measured -3 stars in 24 hours. Last checked 2026-11-06 22:43 UTC. Last push 2026-09-09.

How these counts are measured

Create, read and edit .zip files with Javascript

Measured star growth

in 24h
-3
in 7 days
Update delayed
in 15 days
Update delayed
in 1 month
Update delayed

Net star changes over overlapping periods, not daily totals. Missing measurements are left blank. Stars measure attention, not software quality.

README.md

Original

JSZip

A library for creating, reading and editing .zip files with JavaScript, with a lovely and simple API.

See https://stuk.github.io/jszip for all the documentation.

const zip = new JSZip();

zip.file("Hello.txt", "Hello World\n");

const img = zip.folder("images");
img.file("smile.gif", imgData, {base64: true});

zip.generateAsync({type:"blob"}).then(function(content) {
    // see FileSaver.js
    saveAs(content, "example.zip");
});

/*
Results in a zip containing
Hello.txt
images/
    smile.gif
*/

License

JSZip is dual-licensed. You may use it under the MIT license or the GPLv3 license. See LICENSE.markdown.

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