Side by side

Celerp vs Sellbrite

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

Celerp

Free plan APILinuxMac+3

Celerp combines broad ERP modules with local operation, APIs, connectors, and optional AI. The single-user free desktop limit and paid Connect tiers matter for teams needing simultaneous access.

Visit Celerp

Sellbrite brings multichannel listing, inventory, and fulfillment tasks into one interface, with a free tier and paid plans that vary by order volume. Check the plan limit against your expected orders and the integrations you need.

Visit Sellbrite

The facts

	Celerp	Sellbrite
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	API, Linux, Mac, Self-hosted, Web, Windows	API, Web
Lowest paid plan	Connect: $29 a month	Sellbrite for Shopify Pro 100: $19 a month
Plans published	3	8
Maker	Not published	Sellbrite
Website	celerp.com	sellbrite.com
On multichannel ecommerce software	#8 of 82	#4 of 82

Celerp: what it does well

Free plan includes core ERP functions
Local-first data storage on the customer’s computer
OpenAPI 3.1 endpoint for every interface action
Two-way WooCommerce, QuickBooks, and Xero connectors
Encrypted local backups and self-hosting option

What to know first

Free desktop app allows one signed-in user
Shopify sync is coming soon
Connect plans add monthly or annual fees
Online invoice payments carry a 1% fee

Sellbrite: what it does well

Bulk listings support product variations.
Central catalog can update connected channel listings.
Inventory syncs after orders to help avoid overselling.
Tracks stock across multiple warehouses.
Supports shipping labels and fulfillment routing.

What to know first

Free plan caps volume at 30 orders per month.
Paid plans have order limits.
Email and chat support hours are weekdays only.

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