Here is a deep review of the available digital resources (PDFs) for these texts, focusing on the "new" digitized editions released by scholarly institutions.
: A full version of the Devi Mahatmya is available that discusses the Guptavati’s role in exploring hidden truths. guptavati pdf new
The Guptavati (literally "The Hidden One" or "Possessor of Secrets") is a definitive Sanskrit commentary on the Devi Mahatmya Here is a deep review of the available