OpenDocument text to Markdown
Convert a .odt file to .md. Free, no signup, and the file is deleted when the request ends.
Convert OpenDocument text to Markdown
Free, no signup, no credit charged. One file at a time.
This one sends your file. The converters are pandoc, LibreOffice and calibre, and none of them runs in a browser. Your document is converted in memory and deleted when the request ends — nothing is written to disk, logged or kept.