1
Template
The .odt file created in LibreOffice Writer with your styling and placeholders.
2
Data — one JSON per version
Drop several .json files at once (or click to choose them), or add a blank one and edit it directly. Each becomes one filled .odt.
No versions yet — drop JSON files above or add one manually below.
3
Export
Fills the template once per version. Each result gets its own download button; use "Download all" for a single zip.