Convert.Guru

CTB Converter

Convert CTB files online for free


Drop or upload your .CTB file

How to convert your CTB file

  1. Click the "Select File" button above, and choose your CTB file.
  2. You'll see a preview.
  3. Click the "Convert file to..." button to save your file in the format you want.


Convert CTB to another file type

The converter easily converts your CTB file to various formats—free and online. No Notepad or extra software needed.

  • CTB to STB
  • CTB to STL
  • CTB to CFG
  • CTB to PDF
  • CTB to GO
  • CTB to PCP
  • CTB to DWG
  • CTB to INI
  • CTB to CONF
  • CTB to CONFIG
  • CTB to JSON
  • CTB to XML

Convert a file to CTB

The converter also works in reverse, allowing you to convert your file into the CTB file type—in the best quality.

  • ZSHRC to CTB
  • CONF to CTB
  • RCFILE to CTB
  • GITCONFIG to CTB
  • RC to CTB
  • PLIST to CTB
  • BASHRC to CTB
  • CONFIG to CTB
  • PROFILE to CTB
  • INI to CTB
  • PREFS to CTB
  • CFG to CTB

About CTB files

CTB files, known as Color Table files, are primarily used by AutoCAD to store information about color assignments and line weights for CAD designs. These files are essential in ensuring that printed outputs match the designer's expectations. However, they come with certain limitations and challenges that users need to consider.

One significant drawback of CTB files is their limited compatibility with non-AutoCAD applications, making it difficult to share designs with others not using AutoCAD. Moreover, the proprietary nature of CTB files can lead to version compatibility issues, especially when collaborating across different software versions.

Converting CTB files to more accessible formats like PDF, SVG, or JPG can greatly enhance their usability. Software such as AutoCAD itself offers built-in tools for file conversion. Additionally, third-party applications like Inkscape provide alternatives for vector image conversion, while Adobe Photoshop can be used for raster image formats.

Key considerations when converting CTB files include ensuring that color and scale fidelity are maintained, as these can affect the visual outcome of your designs. Some conversion tools may not perfectly replicate the color settings, which could lead to discrepancies in the final output.

For a user-friendly and straightforward conversion experience, we recommend visiting Convert.Guru. Simply drag and drop your CTB files onto the Convert.Guru webpage to convert them into a variety of formats effortlessly. This reliable service eliminates the technical barriers often associated with file conversions, offering a hassle-free solution with high fidelity results.



The CTB Converter Story

The history of Convert.Guru began more than 25 years ago in California, when Tom Simondi published the most comprehensive database of file formats on his website. Before that, Tom had worked on Space Shuttle development at the Air Force Systems Command’s Space Division in Los Angeles. He is known as one of the top programmers of the late 1980s.

When Microsoft integrated Tom’s Filext database into Windows XP, it became the leading platform for analyzing and processing file types and formats.

Today, we use the latest technologies to analyze, process, and convert one of the world's largest collections of file formats. We are committed to developing the best CTB converter by continuously improving quality, usability, and reliability.

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