21CTO

May 8, 2026 · Backend Development

Node.js 26.1.0 Released with Temporal API Enabled by Default

Node.js 26.1.0 brings the long‑awaited Temporal API enabled by default, upgrades V8 to 14.6 with new TC39 proposals, updates the built‑in Undici HTTP client to version 8, deprecates several legacy APIs, raises build‑tool requirements, and adds platform support for Power 9 and s390x.