SigNoz / signoz

SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.

Effect-TS / effect

TypeScript library for building type-safe production applications with typed errors, dependency injection, structured concurrency, and schema validation.

openlit / openlit

OpenLIT is the open-source agent harness engineering platform: trace, evaluate, guard, and improve everything around the model in your AI agents, on OTEL.

neatlogs / neatroots

neatroots: see, check and replay your AI agent's runs on your machine while you build it. Local-first, by Neatlogs.

openobserve / openobserve

Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

hyperdxio / hyperdx

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.

open-telemetry / opentelemetry-js

OpenTelemetry JavaScript Client

open-telemetry / opentelemetry-demo

This repository contains the OpenTelemetry Astronomy Shop, a microservice-based distributed system intended to illustrate the implementation of OpenTelemetry in a near real-world environment.

open-telemetry / opentelemetry-js-contrib

OpenTelemetry instrumentation for JavaScript modules

artilleryio / artillery

The complete load testing platform. Everything you need for production-grade load tests. Serverless & distributed. Load test with Playwright. Load test HTTP APIs, GraphQL, WebSocket, and more. Use any Node.js module.

MapleTechLabs / maple

OpenTelemetry observability platform

superloglabs / superlog

Open-source observability tool that uses AI agents to self-heal your software

BetterDB-inc / monitor

Real-time monitoring, slowlog analysis, and audit trails for Valkey and Redis

dash0hq / otelbin

Web-based tool to facilitate OpenTelemetry collector configuration editing and verification

loglayer / loglayer

A modern logging library for Javascript / Typescript that routes logs to various logging libraries, cloud providers, files, StatsD, and OpenTelemetry while providing a fluent API for specifying log messages, metadata and errors.

FankChen / tracecrate

Local-first AI agent trace workbench. Inspect Claude Code, Codex and OTLP logs, compare runs, and export privacy-conscious reports. No backend or API keys.

AgentX-ai / AgentX-Trace-Eval

The trust layer for your AI agent on any platform. Trace and evaluate your agent. Full Observability. Run Model portability analysis. Autotune your agent.

SumantxD / shrike

See what your app actually does. Click anything and watch the trip through your code, database and services, with real values. AI-native: your agent sees it too and fixes the real problem.

telemetry-dev / telemetry

Trace AI applications and agents, and monitor token usage, cost, latency, and errors with OpenTelemetry.

loongsuite / dsh-plugin

OpenTelemetry tracing for DeepSeek Harness (dsh): turns each agent turn into a GenAI span tree — steps, LLM calls with TTFT, tool executions, token usage — exported over standard OTLP to Jaeger, Grafana Tempo, SigNoz, Langfuse, or any compatible backend.