Can I convert DOCX to ODF on Linux?

Yes. Xonvert works in any modern browser on any operating system — Linux, Windows, macOS, ChromeOS, and mobile platforms all supported.

OpenDocument Formula is Open-standard formula/math notation format. It is primarily used for mathematical document creation and formula interchange. ISO/IEC 26300 standard for mathematical formulas

Is Xonvert open source?

Xonvert uses open-source conversion libraries (FFmpeg, libvips, etc.) compiled to WebAssembly. The conversion engine is transparent and trustworthy.

Can I use Xonvert offline?

Yes! Once the converter page has loaded, it works without an internet connection. All conversion logic runs locally in your browser.

Does DOCX to ODF conversion work on slow internet?

Yes — and even with no internet at all. Once the page loads, conversion is entirely offline. Speed depends on your device's CPU, not your internet connection.

How is Xonvert different from other online converters?

Most online converters upload your files to their servers. Xonvert processes everything locally in your browser — your files never leave your device. It's faster, more private, and works offline.

Is there a file size limit?

There is no strict file size limit. However, very large files (over 500MB) may be limited by your device's available memory.

Convert DOCX to ODF

Fast, free, and secure DOCX to ODF conversion. No registration required.

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Fast, free, and secure DOCX to ODF conversion. No registration required.

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High Quality

Maintain maximum quality during conversion

Fast Processing

Convert files in seconds with our optimized engine

Secure & Private

Files automatically deleted after conversion

How to Convert DOCX to ODF

Upload DOCX File

Click the "Select File" button to upload your docx file from your device.

Start Conversion

Click the "Convert" button to instantly start converting to ODF.

Download ODF

Download your converted odf file immediately after processing.

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