Developer Launches Browser-Based File Toolkit With No Uploads or Accounts

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A developer has released filetools, a suite of file utilities that run entirely in the browser without requiring file uploads, server backends, or user accounts. The toolkit includes tools for merging and splitting PDFs, extracting tables to CSV, and converting between formats like XLSX, JSON, YAML, and CSV. Because all processing happens client-side using vanilla JavaScript libraries, user files never leave their device, making privacy the default. The site is hosted statically on GitHub Pages, keeping infrastructure costs near zero, with each tool page weighing roughly 5–15KB gzipped. Tool selection was guided by real Google search demand, and the developer plans to expand the collection based on user needs.

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