---
title: "PCB Preflight – Free Collaborative DFM & Gerber Viewer (Replaces DFM Now)"
description: "Introducing PCB Preflight: a free, collaborative DFM & Gerber visualization tool for PCB designers, fabricators, and engineers. View, annotate, and share Gerber, ODB++, IPC-2581, NC Drill, DXF, and FAB 3000 files from any device."
lang: en
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---

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February 3, 2025

[![PCB Preflight Logo](https://cdn.shopify.com/s/files/1/0160/7198/files/PCB-Preflight_Logo-small.gif?v=1727896715)](https://www.numericalinnovations.com/pages/dfm-now-download-now)

# **A New Collaborative DFM/Gerber Visualizer Interface**

We're happy to introduce a new industry interface for PCB Design and DFM visualization. PCB Preflight utilizes our 20+ years of software development in the PCB Manufacturing/Assembly markets and supersedes the popular DFM Now app (500k+ worldwide users). PCB Preflight is freely available for everyone! 

-   **Import formats** Gerber (all), NC Drill/Rout, ODB++, IPC-2581(DMP), DXF, FAB 3000 Workspace (\*.wrk) and more.
-   **Collaborate with colleagues** Easily Add and Reply to DFM Comments left by your colleagues and co-workers.
-   **Highlight Nets, Components, Find Any Objects and much more.**
-   **100% Compatible for FAB 3000 Customers.** Allow all colleagues, customers or contractors to view, print and collaborate their [**FAB 3000**](https://www.numericalinnovations.com/collections/fab-3000-gerber-cam) files.
-   **Desktop, Mobile and Online** Available everywhere including Windows, Linux, MAC and Mobile devices: iOS, Android. Online: [https://www.pcbpreflight.com/](https://www.pcbpreflight.com/)

[![PCB Preflight Screenshot](https://cdn.shopify.com/s/files/1/0160/7198/files/Screenshot_2025-02-03_13.44.28_480x480.jpg?v=1738629728)](https://www.numericalinnovations.com/pages/dfm-now-download-now)

### **Ready to get Started?**

[![Download Now](https://cdn.shopify.com/s/files/1/0160/7198/files/button_download_now.png?v=1613518593)](https://www.numericalinnovations.com/pages/dfm-now-download-now)

![Numerical Innovations](/assets/ni-logo-C3u5Pfq2.png)

Leading solutions for CAM / DFM / 3D software. Clever, affordable CAD EDA 3D viewers, translators, and DFM verification software.

### Company

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### Resources

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-   [Matrix File Description](/matrix-file-description)
-   [FAB 3000 Command Line Description](/resources/fab-3000-command-line-description)
-   [Don't Blindly Trust Your Gerber Files!](/blog/dont-blindly-trust-gerbers)
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