TaxJar TaxJar is a SaaS platform that automates sales tax calculations, reporting, and filing for online businesses. It's primarily used by e-commerce companies and developers who need to handle sales tax compliance across multiple states. Official docs: https://developers.taxjar.com/api/reference/ TaxJar Overview - Tax Calculation - Order - Calculate Sales Tax For Order - US Sales Tax Nexus - List Nexus Locations - Create Nexus Location - Delete Nexus Location - TaxJar Account - List TaxJar Account - Categories - List Tax Categories - Customer - List Customers - Create Customer - Show Custom…