Convert.Guru

DEF Converter

Convert DEF files online for free


Drop or upload your .DEF file

How to convert your DEF file

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


Convert DEF to another file type

The converter easily converts your DEF file to various formats—free and online. No Visual Studio Code or extra software needed.

  • DEF to LIB
  • DEF to JS
  • DEF to TS
  • DEF to PY
  • DEF to JAVA
  • DEF to CPP
  • DEF to C
  • DEF to CS
  • DEF to PHP
  • DEF to RB
  • DEF to GO
  • DEF to RS

Convert a file to DEF

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

  • SH to DEF
  • PY to DEF
  • KT to DEF
  • PS1 to DEF
  • SWIFT to DEF
  • LUA to DEF
  • PL to DEF
  • JAVA to DEF
  • SCALA to DEF
  • JS to DEF
  • VBS to DEF
  • TS to DEF

About DEF files

DEF files, or Module Definition Files, are typically used in software development for defining various attributes of a program. These files primarily serve to provide the linker with details about the exported functions and data of a dynamic link library (DLL). While they are crucial in the development process, DEF files are not widely supported outside of specific development environments, making their conversion a bit challenging.

When it comes to converting DEF files, it's important to note that they are primarily text-based and can often be converted into text formats such as .TXT or .RTF for easier readability or documentation purposes. Converting DEF files into other programming-related formats like .DLL or .LIB is not straightforward and may require a detailed understanding of the software development process and the use of specific development tools.

For those who need to convert DEF files manually, software like GNU Compiler Collection (GCC) and Microsoft Visual Studio can be employed. These tools can process DEF files as part of compiling and linking operations. For more detailed information about DEF files, you can refer to the Wikipedia page on Module-definition files.

Users should be aware of the potential challenges and drawbacks of using DEF files, including compatibility issues and the technical expertise required to manipulate them effectively. Therefore, to avoid these complexities, you can use the free and easy online service Convert.Guru. Simply drag and drop your DEF files to the Convert.Guru interface to convert them to various formats effortlessly. This user-friendly platform is designed to make file conversions safe, reliable, and accessible for everyone.


The DEF 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 DEF converter by continuously improving quality, usability, and reliability.

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