For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
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Changelog

March 13, 2026
March 13, 2026

B2B Buyer Portal Updates

  • Brand new developer course covering the B2B Buyer Portal.
  • Learn the major pillars of the Buyer Portal architecture.
  • Explore multiple approaches for development, including interacting with the Buyer Portal JavaScript API as well as forking and customizing the portal.
  • Hands-on lab exercises.
March 13, 2026
March 13, 2026
March 13, 2026
March 13, 2026

Catalyst Core Updates

  • Updated the Internationalization Module to include information about the newly released Translation Management GraphQL API.
  • Updated links throughout the course to correctly reflect changes to Localization and Internationalization.
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March 16, 2026

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March 12, 2026

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Catalyst 1.5.0

Catalyst v1.5.0 is now available with the following highlights:

  • Next.js 16 — upgraded from Next.js 15, including cache API migration, TypeScript config updates, and middleware-to-proxy migration
  • Node.js 24 — Catalyst now requires Node.js 24 or later
  • Product gallery pagination — paginated image loading for products with many images
  • Uncached product inventory — real-time stock levels via a separate uncached GraphQL query
  • Canonical URLs and hreflang — proper SEO metadata with locale-aware alternates
  • Cart inventory messaging — out-of-stock, ready-to-ship, and backordered quantities on cart line items
  • DOMPurify migration — replaced isomorphic-dompurify with client-only dompurify

See the full 1.5.0 release notes for migration steps.