BidJS
BidJS: A customizable auction platform for businesses that need APIs and multiple auction formats. Ranked #27 of 33 in Auction Software by our editors (6.7/10); pricing: Pricing on request; best for custom auction websites with APIs.
At a glance
- Editor score6.7 / 10
- PricingPricing on request
- Best forCustom auction websites with APIs
- Auction formatsBoth
- Facts checked20 Sep 2026
Where it wins
- Supports both timed and live webcast auctions
- Provides auction, bidding, analytics, and data-export APIs
- Offers custom styling, multilingual content, and automatic bidding
Where it doesn't
- Pricing is contract-based rather than published as fixed plans
- Website installation may require technical implementation
- Payment processing is not part of the stated feature set
Our verdict on BidJS
BidJS is an online auction plugin and platform for auctioneers running timed and live webcast auctions on their own websites. It is aimed at fine-art, antiques, real-estate, commercial, and industrial auction businesses. The platform combines real-time bidding with automatic bidding, Buy Now and Make Offer purchasing, invoices, sales modules, and data exports for users, bids, underbidders, and registrants. Installation options cover WordPress, Joomla, Drupal, and custom-built websites, making it a fit for organizations that want auction functionality within an existing web presence.
Its strongest differentiator is the combination of auction formats and developer access. Auction and bidding APIs support custom website experiences, while Bootstrap or CSS styling allows the interface to align with a brand’s design. Weglot supports multilingual content, Google Analytics provides tracking, and OAuth is among the listed integrations. These capabilities suit teams that need more control than a standalone auction marketplace provides, particularly when their website or internal processes need to connect with bidding and sales workflows.
BidJS uses a contact-sales pricing model. Annual plans are subject to contract, and a free demo is available, so the buying process is oriented toward a vendor discussion rather than fixed self-service tiers. The product should appeal to auction businesses that need both timed and webcast events, API access, and website customization. Organizations seeking a narrowly focused auction tool without technical installation work, or expecting a straightforward published price structure, may prefer to evaluate alternatives with those priorities.
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BidJS pricing
BidJS fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Not verified |
| Auction formats | Both |
| Automatic bidding | Yes |
| Seller accounts | Not verified |
| Payment processing | Not verified |
| Custom domain | Not verified |
| API access | Yes |
| Listing limit | Not verified |
| Deployment | Cloud |
| Platforms | Web |
| Support | Email, Phone, Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 3 integrations: Weglot, Google Analytics, OAuth |
| Pricing | Pricing on request |
| Website | bidjs.com |
| Facts checked | 20 Sep 2026 |
BidJS integrations
BidJS lists 3 integrations on its own site.
- Weglot
- Google Analytics
- OAuth
Alternatives to BidJS
- AuctionMethodA broad auction platform for growing businesses that need online, live, and integrated sales.9.4
- Auction FlexA broad auction back office with cataloging, bidding, payments, and checkout in one system.9.2
- RocketBidA broad auction-management platform for houses running timed, live, and simulcast sales.9.1
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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