bugsnag
Monitor everything you're building.
windows linux osx open-source ruby java python php nodejs errors
elmah.io
Cloud-based error management/logging for .NET web applications. Find bugs before you go live. Powerful search, API, integration with Slack, GitHub, Visual Studio and more.
windows commercial errors logging monitoring
OverOps
Know when, where, and why code breaks in pre-production and production.
linux osx windows java errors metrics visualization monitoring
Raygun
Raygun keeps a watchful eye on your web and mobile applications and tells you when problems arise.
windows linux osx open-source python nodejs java ruby errors
Rollbar
Detect, diagnose and defeat errors.
linux windows osx nodejs open-source ruby php java python errors
Sentry
Automate error tracking to find and fix issues before your users even experience a crash. Sentry is open-source, real-time, and loved by 100,000 developers around the world.
osx windows linux open-source errors nodejs ruby python php java monitoring