webserial-core v1Event-driven serial communication

Legacy version (1.x) — consider upgrading to v2 for full TypeScript support and multi-transport adapters.

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Event-driven

Rich event system covering connected, connecting, disconnected, timeout, message, error and more.

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v1 targets the Web Serial API. Includes optional Socket.io integration for remote/server-side serial bridging.

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Built-in sequential command queue with per-action timeouts ensures ordered communication with your device.

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The Devices registry tracks all active device instances and lets you connect/disconnect them in bulk.

Legacy version

You are viewing the v1 (legacy) documentation. v1 is now on security fixes only.

For new projects use v2 (latest) which adds: