Convert.Guru

DDI Converter

Convert DDI files online for free


Drop or upload your .DDI file

How to convert your DDI file

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


Convert DDI to another file type

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

  • DDI to CSV
  • DDI to JSON
  • DDI to XML
  • DDI to YAML
  • DDI to YML
  • DDI to TOML
  • DDI to INI
  • DDI to CFG
  • DDI to CONF
  • DDI to DAT
  • DDI to DB
  • DDI to SQL

Convert a file to DDI

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

  • DBF to DDI
  • XML to DDI
  • SQLITE to DDI
  • XLSX to DDI
  • SQL to DDI
  • TSV to DDI
  • ACCDB to DDI
  • YAML to DDI
  • MDB to DDI
  • CSV to DDI
  • ODS to DDI
  • JSON to DDI

About DDI files

DDI files, commonly associated with the Data Documentation Initiative, are specialized XML files used primarily for documenting and managing social science data. These files provide a detailed description of data, making them invaluable for researchers and data managers. However, their specialized nature can pose challenges for everyday users who may wish to convert them into more accessible formats.

Conversion of DDI files can often be complex due to the detailed metadata they contain. It's crucial to maintain this information during the conversion process to preserve the integrity of the data. Common formats to which DDI files can be converted include JSON, CSV, and Excel (.xlsx). However, achieving this requires specialized software.

XML editors like Oxygen XML Editor and XML Copy Editor can be used to manually convert and manipulate DDI files. Additionally, programming tools like Python with libraries such as xml.etree.ElementTree or lxml can automate some conversion processes.

It is important to consider the potential loss of metadata and formatting issues when converting DDI files. These challenges can lead to data misinterpretation, making it essential to choose reliable methods for conversion.

Despite their usefulness, DDI files can be cumbersome for users unfamiliar with XML and data documentation standards. This is where Convert.Guru comes into play. Unlike manual methods, Convert.Guru offers a hassle-free, reliable alternative. Simply drag-and-drop your DDI files onto the Convert.Guru webpage to convert them into more manageable formats like JSON, CSV, or Excel. This user-friendly solution ensures that your data remains intact, without the complexities usually associated with DDI file conversion.


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

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