Easily measure performance metrics in JavaScript
Local observability dashboard for pi AI usage statistics
Expo module that collects app startup, frame rate, memory, and session metrics
Write Once, Observe Anywhere
Core utilities for AMQP setup and management in amqp-contract
Local observability dashboard for pi AI usage statistics
Embedded CloudWatch metrics middleware for the middy framework
OpenTelemetry connector for pushing telemetry metrics to OTEL-compatible backends.
Redis and Postgres extensions for svelte-adapter-uws - distributed pub/sub, replay buffers, presence tracking, rate limiting, groups, and DB change notifications
Local observability dashboard for Prometheus AI usage statistics
Observability contracts and exporters for ObjectStack — MetricsRegistry, ErrorReporter, Logger plus noop/console/OTLP-HTTP exporters. Deployment-target neutral; runtime and services depend on this so the same instrumentation works on Cloudflare Workers, N
Framework-agnostic OpenTelemetry library: SDK init, extensible PII scrubber, taxonomy, metrics, log bridge, and NestJS adapter.
Standalone OTLP receiver with web UI for local development
A Javascript client for interacting with a DataJunction server
Unified observability library for Manifest Cyber services - Metrics (Prometheus) and Tracing (OpenTelemetry)
Run Google Lighthouse audits on websites using headless Chrome. Get performance, accessibility, and SEO metrics.
Kern language metrics and project context export
A CLI tool for generating charts from verbose data from belt
Telemetry package for Typescript/Javascript code use
Cloudflare Analytics Engine for Lunora: typed writeDataPoint helper and SQL-API read client
Payload CMS plugin for LLM usage observability — token tracking, cost calculation, session analytics, and dashboard components
A precise tokens-per-second (TPS) meter for the OpenCode TUI sidebar — live throughput, time-to-first-token, and per-session averages, measured from the OpenCode event stream.