Soon We Can Finally Banish JavaScript to the ShadowRealm
SMRTR summary
The ShadowRealm API is a proposed JavaScript feature (currently at Stage 2.7) that creates isolated execution environments sharing the main thread, solving global scope pollution without multi-threading complexity. Unlike iframes or Web Workers, a ShadowRealm has its own global and built-in objects but runs on the host realm's thread, letting developers sandbox third-party code or run clean-room tests safely.
SMRTR provides this summary for quick context. The original article belongs to Daily.dev.
Read the original article