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File Converter

File Converter: Privacy-first file converter. Runs 100% in your browser. No uploads, no server. PDF, HEIC, WebP, SVG conversions.

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PurpleDoubleD/file-converterMIT★ 10

Open the official app on purplefbihaze-cpu.github.io

This tool is hosted by its maintainers. Click below to open purplefbihaze-cpu.github.io in a new tab — it's their official demo.

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What's next with File Converter?

Choose how you want to get started.

Use it free

Open the official tool or demo — no account needed.

Free

Self-host it

Run the open-source version on your own infrastructure.

Open

What is File Converter?

**Convert files directly in your browser. Nothing gets uploaded. Ever.** 🌐 **[Use it now →](https://purpledoubled.github.io/file-converter/)** The FBI [warned](https://www.ic3.gov/PSA/2025/PSA250313) about malicious online file converters stealing personal data and installing malware. Most converter sites upload your files to their servers — you have no idea what happens to them. **This converter processes everything locally.** Your files never leave your browser. No uploads, no server, no risk. | From | To | |------|-----| | JPG | PNG, WebP, PDF | | PNG | JPG, WebP, PDF | | WebP | PNG, JPG, PDF | | PDF | PNG, JPG | | HEIC/HEIF (iPhone) | JPG | | SVG | PNG, JPG | - [HEIC to JPG](https://purpledoubled.github.io/file-converter/heic-to-jpg.html) — Convert iPhone photos - [PDF to PNG](https:// - 🔐 **100% client-side** — zero server processing - 📁 **Drag & drop** — or click to browse - 📦 **Batch convert** — multiple files → ZIP download - 📱 **Mobile-friendly** — works on any device - ⚡ **Instant** — no waiting for server round-trips - 🆓 **Free & Open Source** — unlimited conversions, forever Single HTML file. No build tools, no frameworks, no dependencies to install. - [pdf.js](https://mozilla.github.io/pdf.js/) (Mozilla) — PDF rendering - [jsPDF](https://github.com/parallax/jsPDF) — P Source: PurpleDoubleD/file-converter (https://github.com/PurpleDoubleD/file-converter)

How it works

Repository: PurpleDoubleD/file-converter - 🔐 **100% client-side** — zero server processing - 📁 **Drag & drop** — or click to browse - 📦 **Batch convert** — multiple files → ZIP download - 📱 **Mobile-friendly** — works on any device - ⚡ **Instant** — no waiting for server round-trips - 🆓 **Free & Open Source** — unlimited conversions, forev

How to use it

  1. 1Select or drag the file you want to convert into the drop zone.
  2. 2Choose the target format from the available conversion options.
  3. 3Confirm the conversion happens locally in your browser with no uploads.
  4. 4Click Convert and wait for the client-side processing to finish.
  5. 5Download the converted file and optionally convert additional files in the same session.

What it can do

  • Conversion
  • SVG Editing
  • PDF Processing

Use cases

Assumptions and limitations

Assumptions

  • source: https://github.com/PurpleDoubleD/file-converter
  • license: — free to use, modify, and distribute
  • privacy: Runs locally in your browser — no data leaves your device
  • stars: 10+ stars on GitHub

Limitations

  • This is an open-source project maintained at PurpleDoubleD/file-converter. Check the repository for current feature status and known issues.

Understanding the result

**Convert files directly in your browser.

Tool details

  • Clearly flagged when a network request is needed.
  • No account, no sign-up, and no tracking of your content.
  • Powered by file-converter (MIT).
Built with
file-converter (PurpleDoubleD/file-converter)
License
MIT
Runs locally
No — requires a network request
Verification
Not yet verified
Input
Text Input
Output
PDF, Converted Output
Open-source source & license

Built with PurpleDoubleD/file-converter. OpenToolVault provides the discovery and browser interface while crediting the original project maintainers.

Built with
file-converter
License
MIT
View source on GitHub

Open-source project

License: MITSource: this projectOfficial site

OpenToolVault is an independent directory. We are not affiliated with or endorsed by this project.

References

Frequently asked

What is File Converter?

**Convert files directly in your browser. Nothing gets uploaded. Ever.** 🌐 **[Use it now →](https://purpledoubled.github.io/file-converter/)** The FBI [warned](https://www.ic3.gov/PSA/2025/PSA250313) about malicious online file converters stealing personal data and installing malware. Most converter It is available on GitHub at PurpleDoubleD/file-converter.

Is File Converter free to use?

Yes — File Converter is open-source software. You can use it freely, and the source code is available at https://github.com/PurpleDoubleD/file-converter.

What are its key capabilities?

- 🔐 **100% client-side** — zero server processing - 📁 **Drag & drop** — or click to browse - 📦 **Batch convert** — multiple files → ZIP download - 📱 **Mobile-friendly** — works on any device - ⚡ **Instant** — no waiting for server round-trips - 🆓 **Free & Open Source** — unlimited conversions, forever Single HTML file. No build tools, no frameworks

Where can I try this tool?

This tool is hosted by its maintainers. Visit the official demo or source repository to use it. (https://github.com/PurpleDoubleD/file-converter)

How is File Converter licensed?

It is open-source. Check the repository (https://github.com/PurpleDoubleD/file-converter) for the specific license.

Spotted something wrong with File Converter, or want to maintain it? See how to help.