Placeholder APIΒΆ
In marketplace you have the ability to link with Placeholder API, these are the current one you can use:
%marketplace_last_[x]% will allow you to show the latest listings published on your server, you can use from 1 to 10 (1th being the latest and 10th the oldest)
With this placeholder you can do something like this
%marketplace_limit% show the published listings limit to that player
%marketplace_published% show the amount of published listings
%marketplace_limit_remaining% show the remaining slots (limit-published)