ITPUB
Jan 24, 2026 · Fundamentals
Why Does macOS Use the ‘Darwin’ Name? Uncover Its Open‑Source Roots
macOS, iOS and tvOS all run on the open‑source BSD‑based Darwin system, whose history traces back to NeXTSTEP and explains why many macOS‑related tools carry the Darwin label despite most macOS components remaining proprietary.
DarwinNeXTSTEPOpen source
0 likes · 5 min read