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Dev Tools · 1h ago

Hermes Memory Installer Fix Enables Dynamic Sidecar Loading

By Meridian48 News Desk · Summarised from DEV Community ·

The hermes-memory-installer project now allows runtime scripts to access memory sidecar modules, which are precompiled bytecode segments stored in memory. Previously, these modules were only loadable at installation time, limiting dynamic code splitting. The fix checks for matching sidecar identifiers during runtime resolution, bypassing slower file system reads.

Meridian48 take
This fix closes a key performance gap for React Native apps using Hermes, but its impact depends on adoption of the memory-installer pattern.
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hermes-memory-installer Fix: Loading Memory Sidecar Modules from Runtime Scripts →
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