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How to Export Your Auction Catalog to BidWrangler

How to export your auction catalog to BidWrangler: catalog from photos, export a ready-made BidWrangler file with photos matched by filename, then upload.

How to Export Your Auction Catalog to BidWrangler

Yes, you can build your catalog once from photos and export it straight into a BidWrangler sale. Gavelist writes the titles and descriptions from your lot photos and produces a ready-made BidWrangler file, so you upload a finished catalog instead of typing lots into the platform.

How to export your auction catalog to BidWrangler

The workflow is photo-in, catalog-out, then upload:

  1. Photograph the lots and upload the photos to Gavelist.
  2. Run the description pass. One action writes a title and description for every lot. Gavelist does 1,000+ lots in about 10 minutes on this pass.
  3. Review and edit the drafts, which is where your time goes instead of typing.
  4. Export the BidWrangler file. Gavelist produces a ready-made BidWrangler export, with photos matched to lots by filename convention, so the images line up with the right lots.
  5. Upload to BidWrangler using its catalog import, and your sale is populated.

According to AIM (2025), manual auction cataloging throughput runs 15-25 lots per hour depending on item complexity, at labor rates of $14-$28 per hour. According to Estimint's cataloging analysis, manual cataloging of a 200-lot sale takes 46-64 hours, and exporting a finished file removes the data-entry portion of that. Cataloging from photos is what removes most of the hand-work.

According to AuctionNinja's photography best practices guide, auction lots should have at least three photos, one main featured photo plus at least two secondary photos from varying angles, and the BidWrangler export carries all of them through matched to the right lots.

Catalog once, list on BidWrangler and everywhere else

The catalog you build is not tied to BidWrangler. Gavelist exports ready-made files for HiBid, LiveAuctioneers, Proxibid, and BidWrangler, plus a universal CSV/XLS formatted for import by AuctionZip, AuctionMethod, Wavebid, AuctionFlex 360, and any other spreadsheet-import platform. You catalog once and decide where the sale runs, rather than rebuilding for each platform. That is the case for platform-independent cataloging: the describe layer feeds your platform, it does not replace it.

Built for the way BidWrangler sellers work

BidWrangler is a mobile-first bidding platform known for white-labeled bidding apps, popular with equipment, estate, and farm auctioneers who run their own branded sales. BidWrangler gives you the bidding experience and its own catalog tools; Gavelist sits in front of that as the fast photo-to-description layer, and because the catalog stays portable, you are never locked to a single platform's roadmap.

According to Technavio (2025), the global online auction market is projected to grow by USD 3.98 billion from 2025 to 2029, at a compound annual growth rate of approximately 14%. Sellers reaching that growth increasingly run the same inventory across more than one platform, which is exactly what a catalog-once workflow supports.

Frequently asked questions

How do I upload lots to BidWrangler? Catalog the lots from photos in a tool like Gavelist, export a ready-made BidWrangler file, and upload it through BidWrangler's catalog import. The photos are matched to lots by filename, so images land on the right lots.

Does Gavelist export directly to BidWrangler? Yes. It produces a purpose-built BidWrangler export with the fields the platform expects and photos matched by filename convention.

Can I use the same catalog on BidWrangler and other platforms? Yes. The catalog exports to BidWrangler, HiBid, LiveAuctioneers, Proxibid, and any spreadsheet-import platform, so you are not locked to one.

Sources

  • Auction Item Manager, "Tracking Cost Per Lot." aimhq.com
  • Technavio, "Online Auction Market Growth Analysis" (2025). technavio.com

More: list one auction on multiple platforms and every platform Gavelist exports to.

Ben Cope

Founder of Gavelist. Building AI-powered auction cataloging tools for estate auctioneers. Previously in AI product development and computer vision.

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