Public API for OpenTelemetry
Client library to connect to the LangSmith Observability and Evaluation Platform.
Microsoft Application Insights module for Node.js
A client for the Phoenix API
The OpenTelemetry integration for the AI SDK collects tracing spans for AI SDK calls and sends them through your configured OpenTelemetry setup.
OpenInference instrumentation for Claude Agent SDK
Automatically trace OpenCode conversations to Braintrust. Captures user messages, assistant responses, and tool calls for observability.
DX-focused OpenTelemetry wrapper for Bun and Node.js: one-call setup, structured logging, span helper, and built-in PII scrubbing.
OpenInference instrumentation for Anthropic
Write Once, Observe Anywhere
W3C Trace Contexts made simple
Core utilities for AMQP setup and management in amqp-contract
Nwire — universal message envelope. messageId, correlationId, causationId, tenant, userId. Zero-dep; every nwire package depends on this.
Production utilities for the OpenAI Agents SDK — conversation persistence, tool caching, handoff tracking, tracing export, and guardrail presets
H3-based API library for storing and serving Playwright OpenTelemetry traces in S3-compatible storage.
The NodeJS agent for Apache SkyWalking
OpenTelemetry instrumentation for TanStack Start - automatic tracing for server functions, middleware, and route loaders
Standardized logging gateway for Node.js with PII sanitization, correlation trails, Shadow Logging for test/debug capture, scoping with text filters, story output, troubleshooting integration, and multi-format output (JSON/YAML/text)
A timelapse of every request — full request stack trace (traceId + before/after of each table change) for Node.js.
Embedded operations dashboard, workflow runner, feature flags, tracing, error capture, health checks, and AI diagnostics for Express backends.
Framework-agnostic OpenTelemetry library: SDK init, extensible PII scrubber, taxonomy, metrics, log bridge, and NestJS adapter.
The #1 OpenTelemetry package for Cloudflare Workers - complete bindings coverage, native CF OTel integration, advanced sampling
Laravel Telescope-style observability console for NestJS — core: watchers, recorder, correlation, SQLite store, headless API.
OpenTelemetry instrumentation for AWS