Warnly is an open-source exception monitoring platform designed for development teams that demand simplicity, speed, and transparency.
Bugsnag Alternatives
Bugsnag is described as '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' and is a Error Logger in the development category. There are more than 25 alternatives to Bugsnag for a variety of platforms, including Web-based, SaaS, Android, Self-Hosted and iPhone apps. The best Bugsnag alternative is GlitchTip, which is both free and Open Source. Other great apps like Bugsnag are Sentry, Shakebug, Rollbar and TrackJS.
Alternatives list
Catalyst will tell you when your webapp breaks and help you fix it, so you can spend more time building and less time keeping your webapp up.


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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.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)



bugstack is the worlds first self healing code platform that monitors your production errors 24/7, writes the fix, runs it through CI, and deploys it as a merged PR, before your users notice.
Cost / License
- Paid
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)


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Buglesstack is a debugging platform for browser automation tools like Puppeteer, Selenium, Playwright, and Cypress. It captures crash screenshots, HTML snapshots, and stack traces to help developers detect, log, and fix errors in headless browser scripts.
Cost / License
- Paid
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)


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Incident tracking solution that intelligently clusters runtime errors by route, release, or session for a single incident, with AI-generated briefs, stack traces, breadcrumbs, fingerprinting, Telegram alerts, a lightweight SDK, and generous free tier events per month.


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Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.
Cost / License
- Freemium
- Open Source (Apache-2.0)
Application type
Platforms
- Self-Hosted
- Docker
- Kubernetes
- Online
- Software as a Service (SaaS)


+5
A unified logger that routes logs to various logging libraries and cloud providers while providing a fluent API for specifying log messages, metadata and errors.

Mission Control will scan uptime, SEO, domain, SSL but also handle error logging, app alert notifications through Slack and email.



DeepTracer is an AI-driven error monitoring tool designed for developers to ensure the smooth operation of their production applications. This innovative solution leverages artificial intelligence to monitor applications 24/7, catching errors, investigating root causes, and...
Cost / License
- Freemium
- Open Source (MIT)
Platforms
- Online


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