App integrations

tax

Connect Avalara to the platforms you already sell with

Use Plandalf to connect Avalara with checkout pages, payment flows, email tools, CRM records, access systems, tax engines, and webhooks.

Popular connections

Avalara works with…

Use these as practical recipes, not just directory entries. Each one should explain the checkout, automation, payment, email, CRM, tax, or API handoff that matters.

How it works

Plandalf is the commerce layer between apps

Avalara keeps doing what it is best at. Plandalf handles the offer, checkout, buyer fields, payment context, invoice data, and post-purchase events that every other app needs.

Enterprise tax provider — better fit when you sell into 100+ jurisdictions or need VAT/GST/use-tax automation. AvaTax integration covers the calculation side; CertCapture covers exempt-customer documentation.

Search paths

Pages this hub can feed

Product surfaces to check before wiring Avalara

A useful Avalara integration page should show where the operator configures Offers, payment options, invoices, Automations, integrations, and API settings before a developer ships the flow.

The Numi offer editor showing layout, product, theme, automation, invoice, and settings controls.

Offer setup before anything syncs

Avalara receives cleaner data when the offer, product, price, checkout mode, invoice, and automation path are defined first.

The Numi integrations settings page showing Stripe, PayPal, TaxJar, and Avalara connection options.

Integration settings stay inspectable

Use the integrations surface to check Stripe, PayPal, TaxJar, Avalara, and test-mode routing before traffic hits a live checkout.

Feature detail