Datadog is a monitoring service for IT, Dev & Ops teams who write and run applications at scale, and want to turn the massive amounts of data produced by their apps, tools and services into a unified view of IT infrastructure. 120+ Integrations!.

Grafana Loki is a horizontally-scalable, highly-available, multi-tenant log aggregation system inspired by Prometheus. It is designed to be very cost effective and easy to operate. It does not index the contents of the logs, but rather a set of labels for each log stream.

Track JavaScript errors in real time from your frontend websites and applications. TrackJS monitors your website in real time so you know right when a user has a problem.

Honeybadger is an application health monitoring tool built by developers for developers. It's everything you need to keep production happy—and nothing you don't.

Rollbar collects errors that happen in your application, notifies you, and analyzes them so you can debug and fix them. JavaScript, Ruby, Python, PHP, Node.js, Android, Flash, .NET, and Java libraries are available.

Stackify offers the only developers-friendly cloud based solution that fully integrates application performance management (APM) with error tracking and log management.

Open source observability platform. SigNoz helps developers find issues in their deployed applications & solve them quickly.

The AppDynamics platform gives today’s software-defined businesses the ability to analyze and optimize digital business performance in real time.

Modern Log Management and Analytics, search and analyze your logs at any scale, on any budget. Sign-up, install, setup, save money and never miss an error in production with LogsHQ.io.

Logentries is a cloud-based service for log collection, correlation, and presentation in a meaningful way. Logentries is reliable and extremely scalable service providing real-time alerts, regular-expression search, graphing and visualization for thousands of users.

Loggly is a cloud-based log management service built on top of a powerful search engine. With Loggly, you can collect logs from your servers then quickly search them with an intuitive user interface. We make looking at logs fun again!

IQLECT is the creator of Ampere, a real-time big data analytics platform. Various apps for data center infrastructure monitoring, clickstream analysis, log analysis and others can be deployed on the platform.