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Editorial Team
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Asked: 2026-06-17T16:06:50+00:00

Say I have a webapp which executes in its entirety on the client-side. Its

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Say I have a webapp which executes in its entirety on the client-side. Its purpose is to act as a file conversion utility, for example converting a user’s local stored word document into a PDF.

So with the user’s permission, the app can read a specified local file and process it, in memory, into PDF format.

How can I get the user to ‘download’ the result? since the data is held in the browser’s memory anyway, I do not wish to upload it to some server.

[edit]

  • No flash based solutions
  • Expected file sizes to be up to 15mb
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1 Answer

  1. Editorial Team

    The solution for my case will be to use the HTML5 FileSaver API.

    Perhaps this question should just be closed as it is effectively a duplicate of

    Using HTML5/Javascript to generate and save a file

    Thanks to aefxx

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