Click the "Select File" button above, and choose your GD3 file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert GD3 to another file type
To convert GD3 genograms to another format, you need GenoPro or other Database software.
Convert a file to GD3
To convert other file formats to the "Genealogy Data File" file type, you need software like GenoPro or a similar tool.
About GD3 files
A .GD3 file stores intricate genealogy data, family trees, and complex emotional relationship mappings. It is heavily utilized by researchers, historians, and therapists to visualize lineage and medical histories.
The format is primarily associated with GenoPro genealogy software, though a minor percentage (around 0.9%) belongs to GreatFamily by GreatProgs.
The .GD3 format is completely proprietary and creates severe vendor lock-in. It requires a paid, Windows-only application to open natively. You cannot share these files easily with non-technical family members, and they cannot be viewed in any web browser.
The best conversion target for data portability is GEDCOM, which is the universal standard for genealogy software. Alternatively, PDF or CSV are ideal for sharing readable summaries. Note that converting to GEDCOM will strip custom graphical layouts and specific genogram symbols.
This is a closed, proprietary format. Standard online converters fail to process it because they lack the specific decoding logic for GenoPro's internal structures. Often, only the original software can properly read or export the data. Just drag and drop your file into convert.guru to identify the format, view it, and convert it when possible. If our analysis detects a supported underlying or embedded format, viewing or conversion may still be possible.
Convert.Guru analyzes your GD3 file, detects the exact format, and lets you read the text inside.
If you want to convert GD3 file to EXE, ISO, BIN, CUE, PAK, WAD, PK3, PK4, BSP, MAP, SAV or DAT, you can use GenoPro or similar software from the "Genealogy Data Storage" category. In the File menu, look for Save As… or Export….
To convert MOD, BIN, CFG, SCX, DAT, MPQ, LOG, CUE, INI, EXE, SCM or ISO files to GD3, try GenoPro or another comparable tool in the "Genealogy Data Storage" category.
The GD3 Converter Story
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our GD3 converter.