eBay
eBay picture policy: watermarks, text, and 500 px minimum
eBay's picture policy requires listing photos to be at least 500 pixels on the longest side and says photos should not include text, artwork, borders, or watermarks.
Monthly Policy Index
Marketplace image policy changes for 2026-06
Amazon
Amazon main image requirements: white background and no overlays
Amazon main product image guidance centers on a clean product-only image, with a white background and no extra text, logos, or watermarks.
Etsy
Etsy listing image requirements source check
Etsy publishes listing image requirements and seller photo guidance; this row tracks source-backed listing-photo cleanup actions without inventing an effective date.
Shopify
Shopify product and theme image guidance source check
Shopify's help content gives storefront image guidance rather than a marketplace rejection rule; use this row for seller cleanup and sizing context only.
Depop
Depop product photo guidance source check
Depop's public help article gives product photo advice; exact hard dimensions were not verified in this pass.
Mercari
Mercari listing photo guidance source check
Mercari's public seller photo guide is tracked as guidance; exact current dimensions and file caps were not verified in this pass.
C2PA / Content Credentials
C2PA AI image disclosure tracker: marketplace deadline pending
C2PA publishes provenance standards for content credentials; no marketplace-wide August 2026 product-image deadline was verified.
EU AI Act
EU AI Act image transparency context for sellers
The EU AI Act is legal context for AI transparency; it is not a direct marketplace product-photo rule and this site does not provide legal advice.