Guides, comparisons, and shipping insights for developers.
We're moving from a hosted shipping service to a provider-agnostic Node SDK. Here's why, what changed, and what it means for you.
A practical side-by-side of the three major shipping APIs: auth, rate shapes, label flows, webhook schemes, and the quirks that bite you in production.
Working HMAC verification code for every major shipping provider, plus the raw-body trap that silently breaks half of webhook integrations.
The design case for a typed, integer-cents, provider-agnostic rate shape, and how to keep the escape hatches without losing the abstraction.
Different providers expose different carriers. Here's the overlap matrix, what you actually gain by connecting multiple, and how to fan out without drowning in latency.