The TraceLog event envelope: one definition of the wire format, its limits and its schemas.

A CSS-inspired language to select, sequence, and compose DOM events.

Event property attribution enrichment plugin for the Amplitude Browser SDK.

A node.js version of unix's `tail -f` command

Making binding and unbinding DOM events easier

Light-weight EventEmitter (less than 1KB when gzipped)

TypeScript/Node.js SDK for streaming data ingestion into Databricks Delta tables using Zerobus

TanStack Event Client is a lightweight event client for TanStack Devtools event bus.

No description provided.

A feature-rich Node.js event emitter implementation with namespaces, wildcards, TTL, async listeners and browser/worker support.

Get a KeyboardEvent.key-style string from an event

Provides a context-saving pub/sub channel to connect diagnostic event publishers and subscribers

Environment agnostic event emitter

Batches Unleash SDK impression and custom events in memory and ships them as NDJSON to an ingestion endpoint. Runs in Node (≥20) and the browser.

minimal implementation of a PassThrough stream

A better API for making Event Source requests, with all the features of fetch()

Strictly typed EventTarget that directly extends EventTarget to function as a drop-in replacement. It works with all Event-Types and accounts for basically no additional bundle-size.

High-priority task queue for Node.js and browsers

Event Emitting and Middleware Hooks

Langfuse ingestion REST API sink for @agentproto/telemetry. Dependency-free: maps EvalEvent batches to Langfuse trace-create and score-create objects over fetch.