NextPCB Gerber Viewer

Introduction

NextPCB Free Online Gerber Viewer with built-in DFM analysis. No registration required. Supports Gerber RS-274X, Gerber X2, Excellon drill files, ODB++, and native KiCad files. Features 50+ DFM checks, automatic PCB parameter extraction, downloadable DFM reports, and instant quotation. Uploaded files are auto-deleted after 24 hours for security.

Features

• Gerber RS-274X/X2 and Excellon drill file viewer
• ODB++ and native KiCad (.kicad_pcb) file support
• 50+ DFM checks (signal integrity, shorts/opens, pad spacing, drill clearance, etc.)
• [object Object]
• Downloadable DFM health report
• One-click quotation from NextPCB
• 3D visualization with customizable solder mask colors and surface finish
• Measurement tools (trace width, clearance, hole diameter, diagonal)
• Layer-by-layer rendering with HEX color customization
• Smart layer auto-matching and automatic drill file scaling
• HTTPS encrypted upload, auto-delete after 24 hours, strict confidentiality
• Supports Gerber from Altium, KiCad, Eagle, Allegro, OrCAD, EasyEDA and more