What is Bugsnag?
MonitoringBugsnag is a monitoring or observability tool: Error monitoring by SmartBear. Tech Stack Detector identifies Bugsnag on any website by analysing the HTML source.
Bugsnag is a monitoring or observability tool (Monitoring). See websites using Bugsnag ↓
How Tech Stack Detector detects Bugsnag
Bugsnag is matched from these signals during a single, ordinary page request. Each one contributes to the confidence score shown on a scan.
- Html PatternBugsnag SDK
Websites using Bugsnag
No websites in our public index are known to use Bugsnag yet. Scan a site above that uses it to be the first. Your result becomes a shareable /site/… page.
Alternatives to Bugsnag
Other Monitoring technologies Tech Stack Detector detects: popular alternatives and related tools, most-detected first.
Compare Bugsnag
Side-by-side comparisons of Bugsnag with other Monitoring technologies.
Popular technologies
The technologies most often detected across all websites scanned on Tech Stack Detector.
Frequently asked questions
What is Bugsnag?
Bugsnag is a monitoring or observability tool: Error monitoring by SmartBear. Tech Stack Detector identifies Bugsnag on any website by analysing the HTML source. Its official website is https://bugsnag.com.
How can I tell if a website uses Bugsnag?
Enter any URL into Tech Stack Detector and it reports whether Bugsnag is present, with a confidence score and the exact evidence it matched. Detection is based on the HTML source. No login or crawling of the site is required.
What are some alternatives to Bugsnag?
Other Monitoring technologies Tech Stack Detector detects include New Relic, Pingdom, Sentry, Datadog, Dynatrace and AppDynamics. You can compare any of them side by side with Bugsnag.
Data last updated October 20, 2026 · based on 618 recently scanned websites.