| File Extension: | GDD |
| File Type Description: | Gerber Drill Drawing Data |
| File Type Developer: | Altium |
| Primary Associated Software: | Altium Designer |
| Primary Software Developer: | Altium |
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The GDD file extension is a Gerber Drill Drawing Data file developed originally by Altium for Altium Designer. According to our internal data, Gerber Drill Drawing Data files are most popular with users in China, with a majority of them running Windows 10. Frequently these users are visiting our web site using Google Chrome.
 | Altium Designer by Altium |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .PRJPCB | Altium | 3D Image Files | Altium Designer Project File |
| .PCB | Autodesk, Inc. | Data Files | Printed Circuit Board Design File |
| .GM1 | New World Computing | Game Files | Heroes Of Might & Magic III Saved Game |
| .GP3 | Arobas Music | Data Files | Guitar Pro 3 File |
| .DEI | Open Source | Data Files | Gerber Design Engineered Interface |
| .SCHDOC | Altium | Uncommon Files | Altium Designer File |
| .ELK | Altium | Developer Files | Altium Designer Linker Error Message |
| .PCBDOC | Altium | Data Files | Printed Circuit Board Description |
| .GAL | Molecular Devices | Data Files | GenePix Array List |
| .CPA | Zuken | CAD Files | CADSTAR PCB Archive File |
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