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Opendock vs SlotMaster

Both stand on dock scheduling software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Opendock

Paid APIWeb

Choose Opendock if your facility needs dock appointments, driver check-in, and yard operations in one system. It is also worth considering for multi-client 3PL operations and connected logistics systems. Look elsewhere if you need a published price before engaging with a vendor.

Visit Opendock

SlotMaster

Free trial APIWeb

SlotMaster focuses on dock appointment scheduling, with carrier booking, configurable dock rules, and appointment status tracking. Its stated product boundaries matter: it is not a warehouse, transport, or yard management system.

Visit SlotMaster

The facts

OpendockSlotMaster
Free planNot publishedA free trial
Open sourceNot publishedNot published
Runs onAPI, WebAPI, Web
Lowest paid planFree or on requestEssentials: €99 a month
Plans published14
MakerNot publishedNot published
Websiteopendock.comslotmaster.app
On dock scheduling software#16 of 24#12 of 24

Opendock: what it does well

  • Carriers can book, reschedule, and update appointments through a self-service portal.
  • Driver check-in supports validation, kiosks, and appointment syncing.
  • Yard teams can track assets and assign moves with drag-and-drop.
  • SmartGate records arrivals and departures with AI-powered cameras.
  • APIs and webhooks support connections to operational and business systems.

What to know first

  • Pricing requires a request rather than displaying a numeric amount.
  • Customers and partners build integrations, with Opendock providing support and consulting.

SlotMaster: what it does well

  • Carriers can book slots without creating accounts.
  • Dock capacity rules can be configured separately.
  • Appointments have a defined status workflow.
  • Higher plans support REST API and webhook data exchange.

What to know first

  • Essentials is limited to one location and five docks.
  • WMS, TMS, and ERP data exchange is limited to higher plans.
  • It does not provide GPS tracking or AI optimization.

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