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Online Gerber Viewer
Upload and preview your PCB Gerber files instantly. No installation required.
Powered by Online Gerber Viewer
How to Use
1
Upload Files
Drag and drop your Gerber files or click to browse. Supports ZIP archives.
2
Preview Layers
View individual layers or composite view. Toggle layers on/off as needed.
3
Inspect Details
Zoom, pan, and measure. Check your design before manufacturing.
Supported File Formats
Gerber Files
- RS-274X (Extended Gerber) - Industry standard
- Gerber X2 - With embedded attributes
- Common extensions: .gbr, .ger, .gtl, .gbl, .gts, .gbs
Drill Files
- Excellon NC Drill files
- Common extensions: .drl, .xln, .exc
- ZIP archives containing all files
Frequently Asked Questions
Is my data secure?
Yes, files are processed locally in your browser. No data is uploaded to any server.
What if my files don't load?
Ensure your files are valid Gerber format (RS-274X). Try uploading as a ZIP archive with all layers included.
Can I measure distances?
Yes, use the measurement tools in the viewer to check dimensions and spacing on your PCB design.