$ rezi
Backend

Worker model

Rezi supports three backend execution modes via config.executionMode:

Rezi supports three backend execution modes via config.executionMode:

  • auto (default): inline when fpsCap <= 30, worker otherwise
  • worker: run native engine/polling on a worker thread
  • inline: run native engine inline on the main JS thread

High-level goals:

  • worker offload when needed, inline fast path when appropriate
  • deterministic backpressure when the app cannot keep up
  • avoid unbounded queue growth

Related:

Node/Bun backend

The Node/Bun backend owns:

Native Addon

@rezi-ui/native provides the Node.js binding to the Zireael C engine. It is built with napi-rs and ships prebuilt binaries for all supported platforms, so most users never need a C toolchain.