The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

Your window into the Elastic Stack

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool

A declarative JavaScript library for application development using cloud services.

highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.

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

A Manageable, Measurable and Traceable Node.js Application Manager represented by Alibaba powered by TypeScript

Web performance library for measuring all performance vitals metrics

OpenTelemetry JavaScript Client

Progressive web metrics at your fingertipz

The Open Source Observability Distribution

A dashboard front-end for graphite.

📐 Monitor and measure React Native performance

📆 Browser extension: counts lines of code on GitHub

The Branch React Native SDK for deep linking and attribution. Branch helps mobile apps grow with deep links / deeplinks that power paid acquisition and re-engagement campaigns, referral programs, content sharing, deep linked emails, smart banners, custom user onboarding, and more.

OpenTelemetry (Tracing + Metrics) module for Nest framework (node.js) 🔭

Traceo is a self-hosted bug tracking and performance monitoring system.

NestJS module for Prometheus

BI, API and Automation layer for your Engineering Operations data

A tool to track SLA, SLO and Error budgets