What program opens .PCB file?

Introduction to PCB Files

PCB files are essential in the world of electronic design and manufacturing. These files contain the necessary information for designing and fabricating printed circuit boards (PCBs). PCBs are the backbone of modern electronics, found in everything from smartphones and computers to industrial equipment and medical devices. Understanding what program opens .PCB files is crucial for engineers, designers, and hobbyists working with electronic circuits.

What is a PCB File?

A PCB file is a computer-aided design (CAD) file format used to store the layout and design information of a printed circuit board. It contains data such as the board dimensions, component placement, copper traces, drill holes, and various layers that make up the PCB. PCB files are created using specialized software tools known as PCB design software or electronic design automation (EDA) tools.

Importance of PCB Files

PCB files play a vital role in the electronic design and manufacturing process. They serve as the blueprint for creating physical PCBs. Without accurate and well-designed PCB files, it would be impossible to manufacture reliable and functioning circuit boards. PCB files enable designers to:

  1. Create complex circuit layouts
  2. Optimize component placement
  3. Ensure proper connectivity between components
  4. Generate manufacturing files for PCB fabrication

Popular PCB File Formats

There are several PCB file formats used in the industry, each with its own characteristics and compatibility with different software tools. Some of the most common PCB file formats include:

1. Gerber Files (.gbr)

Gerber files are the most widely used format for PCB manufacturing. They are a set of files that contain information about the different layers of the PCB, such as copper traces, solder mask, silkscreen, and drill holes. Gerber files are industry-standard and are supported by most PCB fabrication houses.

2. ODB++ Files (.tgz)

ODB++ (Open Database++) is a comprehensive PCB file format that includes all the necessary information for PCB manufacturing in a single compressed file. It contains data about the PCB layers, components, netlists, and manufacturing parameters. ODB++ files are gaining popularity due to their ease of use and compatibility with advanced PCB manufacturing processes.

3. Eagle Files (.brd, .sch)

Eagle is a popular PCB design software developed by Autodesk. It uses its own proprietary file formats, .brd for board layout and .sch for schematic design. Eagle files are widely used by hobbyists and small-scale designers due to the software’s user-friendly interface and extensive library of components.

4. KiCad Files (.kicad_pcb)

KiCad is an open-source PCB design software that has gained significant popularity in recent years. It uses the .kicad_pcb file format to store PCB layout information. KiCad files are compatible with the KiCad software suite and are favored by open-source hardware enthusiasts.

5. Altium Designer Files (.PcbDoc)

Altium Designer is a high-end PCB design software used by professional designers and engineers. It uses the .PcbDoc file format to store PCB layout data. Altium Designer files are known for their rich feature set and advanced capabilities, making them suitable for complex PCB designs.

Programs that Open PCB Files

To open and work with PCB files, you need specialized software tools. The choice of software depends on the specific file format you are using and your design requirements. Here are some popular programs that can open PCB files:

1. Autodesk Eagle

Autodesk Eagle is a versatile PCB design software that can open and edit Eagle files (.brd and .sch). It offers a user-friendly interface, extensive component libraries, and powerful design tools. Eagle is suitable for hobbyists, students, and small-scale PCB design projects.

2. KiCad

KiCad is a free and open-source PCB design software that can open and work with KiCad files (.kicad_pcb). It provides a complete suite of tools for schematic capture, PCB layout, and generation of manufacturing files. KiCad is known for its active community support and continuous development.

3. Altium Designer

Altium Designer is a professional-grade PCB design software that can open and edit Altium Designer files (.PcbDoc). It offers advanced features such as 3D modeling, signal integrity analysis, and multi-board design. Altium Designer is widely used in the industry for complex and high-speed PCB designs.

4. Cadence OrCAD

Cadence OrCAD is another powerful PCB design software that can open various PCB file formats, including its own proprietary files. It provides a comprehensive set of tools for schematic capture, simulation, and PCB layout. OrCAD is known for its robustness and reliability in handling large-scale PCB design projects.

5. Gerber Viewers

Gerber viewers are specialized software tools designed to open and visualize Gerber files (.gbr). They allow you to inspect the individual layers of the PCB and check for any design issues. Popular Gerber viewers include GerbView (included with KiCad), ViewMate, and CAM350.

Choosing the Right Program for Your PCB Files

When selecting a program to open your PCB files, consider the following factors:

  1. File format compatibility: Ensure that the software can open and work with the specific PCB file format you have.
  2. Design requirements: Choose a program that offers the necessary features and tools for your PCB design needs, such as component libraries, routing capabilities, and simulation tools.
  3. Ease of use: Consider the learning curve and user interface of the software, especially if you are new to PCB design.
  4. Cost: Evaluate the cost of the software and whether it fits within your budget. Some programs offer free or low-cost versions for personal or educational use.
  5. Community support: Look for software with an active user community, forums, and documentation to get help and resources when needed.

PCB File Management Best Practices

To ensure efficient and organized PCB design work, follow these best practices for managing your PCB files:

  1. Use version control: Implement a version control system to track changes and revisions of your PCB files. This helps in collaborating with team members and maintaining a history of your design iterations.
  2. Organize files and folders: Create a structured folder hierarchy to store your PCB files, separating different projects, versions, and related documents.
  3. Use descriptive file names: Adopt a consistent and descriptive naming convention for your PCB files, including the project name, version number, and file type.
  4. Backup regularly: Regularly backup your PCB files to prevent data loss due to hardware failure or accidental deletion.
  5. Collaborate effectively: When working in a team, establish clear guidelines for file sharing, communication, and design reviews to ensure smooth collaboration.


  1. Q: Can I open PCB files created in one software using another software?
    A: It depends on the file format and the compatibility of the software. Some PCB design software can import and export different file formats, allowing for interoperability. However, it’s always best to check the specific software’s documentation for supported file formats.

  2. Q: Are there any free PCB design software options available?
    A: Yes, there are several free and open-source PCB design software options, such as KiCad, FreePCB, and gEDA. These programs offer a range of features and capabilities for PCB design and can be a good starting point for hobbyists and students.

  3. Q: What should I do if I encounter issues opening a PCB file?
    A: If you have trouble opening a PCB file, first ensure that you are using the correct software and version compatible with the file format. Check the file extension and refer to the software’s documentation for supported formats. If the issue persists, try opening the file in a different software or contact the original designer for assistance.

  4. Q: How can I share PCB files with manufacturers or collaborators?
    A: When sharing PCB files, it’s important to provide all the necessary files required for manufacturing, such as Gerber files, drill files, and assembly files. Package these files into a compressed archive (e.g., ZIP) and share them through a secure file transfer method, such as email or a file-sharing platform. Ensure that you communicate any specific requirements or instructions to the manufacturer or collaborator.

  5. Q: Can I convert PCB files from one format to another?
    A: Converting PCB files between different formats can be challenging and may result in loss of data or design integrity. Some PCB design software offer built-in file conversion tools, but the success of the conversion depends on the compatibility of the formats and the complexity of the design. It’s generally recommended to work with the native file format of your chosen PCB design software to maintain the highest level of accuracy and reliability.


Understanding what program opens .PCB files is essential for anyone involved in electronic design and manufacturing. PCB files contain critical information for designing and fabricating printed circuit boards, and choosing the right software to work with these files is crucial. Popular PCB file formats include Gerber, ODB++, Eagle, KiCad, and Altium Designer files, each with its own set of capabilities and compatibility.

When selecting a program to open your PCB files, consider factors such as file format compatibility, design requirements, ease of use, cost, and community support. Popular programs for opening PCB files include Autodesk Eagle, KiCad, Altium Designer, Cadence OrCAD, and Gerber viewers, among others.

To ensure efficient and organized PCB design work, follow best practices for managing your PCB files, such as using version control, organizing files and folders, using descriptive file names, backing up regularly, and collaborating effectively with team members.

By understanding the basics of PCB files and the programs that open them, you can streamline your pcb design process, create high-quality designs, and bring your electronic projects to life.