Convert ROOT Files Online — 2 Format Options
Convert ROOT File Online — Free & Instant
No signup required. Works in your browser.
📁 Drag & drop your file here
or click to browse • Max 100MB
✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install
About ROOT Files
ROOT (.root) is a scientific file format developed by CERN. ROOT Data File
It is commonly used by researchers and academics to analyze and visualize files in professional and personal workflows. With OpenAnyFile, you can convert your .root files to 2 different formats directly in your browser — no software installation required.
How to Convert ROOT Files — Step by Step
- Upload your file — Drag and drop your .root file into the converter above, or click "Browse" to select it from your device. Files up to 50MB are supported.
- Automatic detection — OpenAnyFile identifies the ROOT format using magic byte signature analysis (not just the file extension), ensuring accurate format recognition.
- Select target format — Choose from 2 supported output formats. Popular choices include CSV, JSON.
- Convert instantly — Processing happens in the cloud and typically takes just a few seconds, even for large files.
- Download your file — Once conversion is complete, download your converted file immediately. Files are automatically deleted after 1 hour for security.
Why Convert ROOT Files?
Professionals working with scientific files often need to repurpose content for different workflows. Converting ROOT files lets you adapt content for presentations, web publishing, or archival.
- Universal Compatibility: Not everyone has software that opens .root files. Converting to a universal format like PDF, JPG, or PNG ensures anyone can access your content on any device.
- Smaller File Size: Some target formats offer better compression, reducing file size by up to 80% for easier sharing via email or cloud storage.
- Easier Editing: Convert to an editable format to modify content that may be locked or read-only in .root format.
- Long-term Archiving: Convert to standardized formats (PDF/A, TIFF, PNG) for reliable long-term storage and future accessibility.
- Web Publishing: Convert .root to web-friendly formats for use in websites, social media, or online presentations.
All ROOT Conversion Options (2 Formats)
Below is the complete list of formats you can convert .root files to using OpenAnyFile:
- ROOT to CSV — Convert your .root file to CSV format online, fast and free
- ROOT to JSON — Convert your .root file to JSON format online, fast and free
Tips for Best Conversion Quality
Batch conversion is available for Pro users — convert multiple .root files at once to save time on large projects.
OpenAnyFile uses professional-grade conversion engines to ensure maximum quality. Common issues with .root files include: Version compatibility
ROOT Format Details
| Property | Value |
|---|---|
| Format Name | ROOT |
| File Extension | .root |
| Category | Scientific |
| Developer | CERN |
| Conversion Targets | 2 formats |
Frequently Asked Questions
Can I convert .root files online for free?
Yes. OpenAnyFile lets you analyze and preview .root files for free. You can convert up to 3 files per day on the free plan. Unlimited conversions are available with Pro.
What formats can I convert .root to?
ROOT can be converted to 2 formats including CSV, JSON. Each conversion preserves quality and formatting as much as the target format allows.
Is it safe to convert .root files online?
Absolutely. Files are processed securely using HTTPS encryption and automatically deleted after conversion. We never store your file contents permanently. Your data stays private.
Do I need software to convert .root?
No. OpenAnyFile works entirely in your browser — no downloads or installations needed. It works on Windows, Mac, Linux, iOS, and Android devices.
How long does ROOT conversion take?
Most .root files convert in under 10 seconds. Larger files (over 50MB) may take up to 30 seconds depending on the target format and complexity.
Can I convert multiple .root files at once?
Yes, batch conversion is available for Pro users. Upload multiple .root files and convert them all to the same target format simultaneously.