GlitchTip's open source platform makes monitoring software easy. Track errors, monitor performance, check site uptime all in one place. Compatible with Sentry client SDK but easier to run and entirely open source.




The best Error Logger alternative to Atatus is GlitchTip, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Atatus and 12 are Error Loggers so hopefully you can find a suitable replacement. Other interesting Error Logger alternatives to Atatus are Datadog, Sentry, Raygun and Errsole.
GlitchTip's open source platform makes monitoring software easy. Track errors, monitor performance, check site uptime all in one place. Compatible with Sentry client SDK but easier to run and entirely open source.




Monitor and visualize your IT and DevOps environments seamlessly with over 120 integrations, enabling real-time insight across on-premise and cloud deployments. Utilize robust analytics, graphing, and correlation tools for error logging and network monitoring. Improve collaboration and proactive IT management.




Sentry’s real-time error tracking gives you insight into production deployments and information to reproduce and fix crashes—before your users contact you.



Raygun error, crash, and performance monitoring helps customer-centric teams detect, diagnose, and resolve software issues impacting real end-users.




Errsole is a free open-source logger for Node.js applications. It comes with a built-in log viewer to view, filter, and search your application logs.




Pinpoint and solve performance issues in your Ruby, Java, .NET, PHP and Python apps with real user, application and server monitoring.

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.



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




Build and maintain your APIs with Less downtimes, Fewer support tickets, Faster time to resolution and always up to date insights into your APIs.


Unbloated, yet feature rich. CatchJS provides JavaScript Error Tracking the way it should be. It notifies you when new errors happen, and gives you stack traces, screenshots, click trails, source maps so you can reproduce and fix the error easily.



Mothership provides a way for you to schedule automated backups and then sync with those backups in your local development environment as well as collect applications logs and ping your website regularly to ensure it is rendering.




Warnly is an open-source exception monitoring platform designed for development teams that demand simplicity, speed, and transparency.