Visio VSDX to File Converter

A Python utility for batch converting Microsoft Visio VSDX files to other using the Visio COM interface

Possible file formats: "html", "png", "jpg", "gif", "tif", "bmp", "emf", "wmf", "svg"

Features

• Convert a single .vsdx file to individual files (one per Visio page)
• Batch-convert all .vsdx files in a directory
• Leverages the official Microsoft Visio COM interface for reliable conversion

Requirements

• Windows operating system
• Microsoft Visio installed (required for the COM Automation)
• Python 3.7+

Installation

pip install visioconverter

Clone or download this repository. Usage

1. Import and Use in Python from converter import Converter

Convert a single .vsdx file to other format

other_files = Converter.vsdx2other(
    src_path="diagram.vsdx",
    out_format="png",         # Possible: "html", "png", "jpg", "gif", "tif", "bmp", "emf", "wmf", "svg"
    out_dir="output_svgs",    # optional, defaults to same as source
    visible=False             # optional, show Visio UI?
)

Batch-convert all .vsdx files in a folder

Converter.folder_vsdx2other(
    src_folder="vsdx_files",
    out_format="png",          # Possible: "html", "png", "jpg", "gif", "tif", "bmp", "emf", "wmf", "svg"
    out_folder="output_files",  # optional, defaults to source folder
    visible=False   
)

2. From Command Line No CLI interface is included by default. See Python sample above or integrate as needed.

Reference

Converter.vsdx2other(src_path, out_dir=None, visible=False) -> list[str]
    src_path: Path to a .vsdx file.
    out_dir: Output directory (default: same as source file).
    visible: Whether to show the Visio UI (default: False).
    Returns list of file paths created.

Converter.folder_vsdx2other(src_folder, out_folder=None, visible=False)
    src_folder: Folder containing .vsdx files.
    out_folder: Where to save files (default: same as each source file).
    visible: Whether to show the Visio UI.

Notes

Requires Microsoft Visio to be installed and licensed on your system. Only Windows is supported (due to COM automation). Each page in a Visio document is exported as a separate SVG (_pageX.svg). Error messages are printed to stdout.