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

Warnly is described as 'Open-source exception monitoring platform designed for development teams that demand simplicity, speed, and transparency' and is a Error Logger in the development category. There are more than 50 alternatives to Warnly for a variety of platforms, including Web-based, SaaS, Self-Hosted, Android and Linux apps. The best Warnly alternative is GlitchTip, which is both free and Open Source. Other great apps like Warnly are Datadog, Sentry, HyperDX and Logstash.
Pinpoint and solve performance issues in your Ruby, Java, .NET, PHP and Python apps with real user, application and server monitoring.

ChaosSearch specializes in data analytics and indexing solutions for large-scale cloud object storage environments. The company is innovating in data indexing and search, making it easier to access and analyze vast amounts of application telemetry data efficiently.





Finotes is the most popular Android Tablet alternative to Warnly.
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.




Self-hosting Sentry is a nightmare. Telebugs makes it easy. Fully compatible with Sentry SDKs, it catches errors and exceptions and notifies you instantly.




Bugsink is a lightweight, self-hosted error tracking solution designed for privacy-conscious environments and teams seeking a resource-efficient alternative to traditional SaaS tools. It provides real-time error notifications, detailed stack traces, and automatic grouping of...



Light weight crash reporting solution, we find the needle in the haystack, even the exact line of code that your app crashed on.
Logit.io is used for a wide variety of use cases including log management, business intelligence, SIEM, APM, container monitoring, infrastructure monitoring, monitoring website uptime, measuring sales performance & vulnerability scanning.


Sumo Logic is the industry’s leading, secure and purpose-built cloud-based machine data analytics service that leverages big data for real-time IT insights.




Bugsnag automatically detects errors in your mobile, front-end, and back-end applications, and provides your team the tools to fix things fast. Bugsnag provides clear insights on the frequency and user impact of each error, so your team can make informed prioritization decisions.
