Startup Idea: Multi-Platform Listing Software for Online Vendors

Startup idea to develop a software application that allows online sellers to simultaneously manage and create listings across multiple digital storefronts such as eBay, Poshmark, Mercari, etc. The software should minimize the time spent on administrative tasks like taking pictures, writing merchandise descriptions, and creating listings, by effectively streamlining these processes across all platforms.

I am a self-employed entrepreneur with many online storefronts across eBay, Poshmark, Mercari, etc. It is a very time consuming process that involves taking pictures, writing merchandise descriptions, and creating listings. This becomes even more time consuming when I have to do these steps separately across each platform. I think an application or software that can be used across multiple different apps/electronic storefronts to list items would be very popular. I would be willing to pay for such a service if it could cut down on time.