Best Composable Commerce Platforms for Avalara

BigCommerce is an ecommerce platform built for businesses that want flexibility across storefront design, checkout, payments, product management, channels, and integrations. The platform supports a wide range of business models, including B2C, B2B, wholesale, multi-storefront, omnichannel, international commerce, headless commerce, and composable commerce. Merchants can build visually with drag-and-drop tools or use full API and code access when they need deeper customization. BigCommerce includes a customizable one-page checkout with digital wallets, one-click payments, buy now pay later options, and access to many payment providers. The platform also supports complex product catalogs, variants, bundles, restricted selling, age verification, compliance flows, subscriptions, and hybrid selling models. Businesses can manage multiple brands, regions, channels, and storefronts from one system. BigCommerce also offers services for migration, launch, solution architecture, implementation, data migration, technical account management, customer success, and growth support. Its ecosystem includes Feedonomics for syncing and optimizing product data across marketplaces, social commerce, and advertising channels, plus Makeswift for building visual web experiences with custom components. By combining open commerce infrastructure, storefront tools, checkout, payments, integrations, services, and AI-oriented commerce capabilities, BigCommerce helps brands grow without limiting how they sell.

fabric NEON is designed to prepare retail catalogs for the rise of agentic commerce and AI-powered shopping experiences. It helps brands understand how their products are interpreted and surfaced by AI search engines and shopping agents. Through continuous monitoring, the platform provides visibility into prompt performance, product coverage, and competitive benchmarks. Retailers can identify gaps in product content and optimize data to better capture shopper intent. fabric NEON streamlines SKU onboarding by enriching product attributes with insights derived from leading category prompts. Activation tools ensure optimized product data flows into multiple demand channels without disrupting existing systems. The platform integrates easily with tools like Shopify, product feeds, and emerging commerce protocols. By improving catalog clarity and relevance, brands can increase discoverability in AI-driven environments. fabric NEON supports faster merchandising decisions through actionable insights. It ultimately helps retailers stay competitive as commerce shifts toward intelligent agents.