#observability

Vector Remap Language

Observal is self-hosted registry for your coding agent extensions with a built in insight engine. Setup Observal, define the scope and share your Skills, MCPs and Agents with your peers.

🛵 The stylish Node.js middleware engine for AWS Lambda 🛵

Open source observability platform for logs, metrics, traces, RUM, 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.

Build production-ready applications in TypeScript

NVSentinel detects and remediates GPU faults on Kubernetes nodes

VictoriaMetrics: fast, cost-effective monitoring solution and time series database

AWS Distro for OpenTelemetry Collector (see ADOT Roadmap at https://github.com/orgs/aws-observability/projects/4)

Aya is an eBPF library for the Rust programming language, built with a focus on developer experience and operability.

The Python implementation of Connect: Protobuf RPC that works.

eBPF-based autoinstrumentation of web applications and network metrics

🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.

An application observability facade for the most popular observability tools. Think SLF4J, but for observability.

Microsoft Application Insights SDK for JavaScript

ApplicationInsights-dotnet

OpenTelemetry .NET Automatic Instrumentation

The CNCF sandbox for observability visualisation. Already supports Prometheus, Tempo, Loki and Pyroscope - more data sources to come!

Temporal TypeScript SDK

Multi-language agent runtime and library for execution scope management, lifecycle events, and middleware on tool and LLM calls.

Complete open-source monitoring and observability platform.

CLI to install, manage & troubleshoot Kubernetes clusters running Cilium

Microsoft Application Insights SDK for Node.js

Distributed tracing without code changes. 🚀 Instantly monitor any application using OpenTelemetry and eBPF

OpenTelemetry Auto Instrumentation using eBPF

OTel Weaver lets you easily develop, validate, document, and deploy semantic conventions

Main repository for Datadog Agent

Ruby library for Datadog Test Optimization

AI gateway / AI control plane / AI proxy written in Go. Unified OpenAI-compatible and Anthropic-compatible API for OpenAI, Anthropic, Gemini, Groq, xAI, Ollama, vLLM and more. A LiteLLM alternative with observability, guardrails, streaming, cost tracking, intelligent routing, sticky sessions, failover, real-time logs and usage tracking. Prod ready.

Fast and easy to use database for logs, which can efficiently handle terabytes of logs

APM, Application Performance Monitoring System