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.

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.

XpoLog is a log analysis and management platform with super fast index and search, problems analysis and reports for mission critical operations.

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.

Otus is provider of SIEM, log management and event management equipment for enterprises.