NixFifty - Classifieds 1.2.0

This add-on allows your users to list items for sale and trading. In addition to this, it also offers functionality to monetize these listings.
Features:

• Allow users to create new listings in configurable categories. Custom permissions allow you greater control over who can view a listing.
• Listing creation that is fully controlled by the permission system.
• Listings can generate associated discussion threads on creation.
• Support for multiple and configurable currencies.
• Packages can be created to charge for listings at varying price points and configure the length of time a listing should be live until it expires.
  • Listings attached to non-free packages will not display until the user has paid.
• Custom conditions can be created and enabled on a per-category basis.
  • Think "New", "Open box", "Used", etc.
• Custom listing types can be created and enabled on a per-category basis.
  • Think "For sale", "Wanted", etc.
• Custom fields are fully integrated within the add-on letting you capture custom data for different categories and display the data in a variety of locations.
• Locations can be attached to listings, letting you pull in mapping information from Google's APIs.
  • If enabled, locations can be auto-completed using Google's Places API.
  • Location based filtering to find listings close to the user.
• Grid / List view for listings depending on global option or category specific.
• Feedback system
  • Will give users ability to rate users they've had a transaction with.
• Integration with XenForo core functionality.
  • Full support for the purchasable system allowing you to set specific payment profiles for categories and charge a fee for new listings.
  • Support for content tagging.
  • Support for content watching.
  • Support for attachments.
  • Support for inline moderation.
  • Support for moderation queue and moderated listings.
  • Support for reactions.
  • Support for bookmarks.