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NuGet · #2265 most downloaded on NuGet
The Bugsnag Notifier for .NET gives you instant notification of exceptions thrown from your .NET applications. Any uncaught exceptions will trigger a notification to be sent to your Bugsnag project.
Last release 5 months ago
21 Apr 2026
Release timing varies
gaps range from 2 months to 2.8 years
Most releases are documented
notes for 17 of 19 stable releases
4 versions withdrawn
withdrawn after publishing
127 years old
24 releases · first in 1900
Amend secondary instance URL to bugsnag.smartbear.com
Set default endpoints based on API key
One column per quarter.
Removed/updated deprecated and vulnerable package dependencies.
Removed net35, net40 and netstandard1.3 TFMs. The new minimum TFM for .NET Framework is 4.6.2. If you still need to target older framework versions we recommend using v3.x.
| yousif-bugsnag
| #173
Removed the Proxy property from the Report object. Overriding the Proxy configuration for individual reports in a BeforeNotify callback is no longer supported.
| yousif-bugsnag
| #175
Removed/updated deprecated and vulnerable package dependencies.
| yousif-bugsnag
| #174
Added net6.0 TFM for Bugsnag and Bugsnag.AspNet.Core.
| yousif-bugsnag
| #179
Added new default delivery implementation using HttpClient.
| yousif-bugsnag
| #175
MetadataFilters are now case-insensitive.
| yousif-bugsnag
| #181
The Bugsnag and Bugsnag.AspNet.Core packages now officially support .NET Core 3.x, .NET 5 and .NET 6.
The Bugsnag and Bugsnag.AspNet.Core packages now officially support .NET Core 3.x, .NET 5 and .NET 6.
Ensure RemoveProjectRoots works for assemblies that are run on a OS that differs from their build OS.
The Bugnsag.dll , Bugsnag.AspNet.dll , Bugsnag.AspNet.Mvc.dll and Bugsnag.AspNet.WebApi.dll assemblies are now strong-name signed. The strong name key
The Bugnsag.dll, Bugsnag.AspNet.dll, Bugsnag.AspNet.Mvc.dll and Bugsnag.AspNet.WebApi.dll assemblies are now strong-name signed. The strong name key file Bugsnag.snk has been added to the repository. Bugsnag.AspNet.Core.dll remains unchanged. See the upgrade guide for more details.
Strong name sign assemblies
| yousif-bugsnag
| #151
Ensure breadcrumbs are returned in the correct order
| yousif-bugsnag
| #150
Set the delivery queue thread name.
Stop sending code snippets in error reports.
Stop sending code snippets in error reports.
| yousif-bugsnag
| #134
Assume default behaviour for UnobservedTaskExceptions when App.config does not exist.
| yousif-bugsnag
| #135
Handle any exceptions raised when reading files for code segments.
Handle any exceptions raised when reading files for code segments. | twometresteve | #123
Account for process termination behavior when handling UnobservedTaskExceptions. | twometresteve | #125
Add additional method of specifying ignore classes to allow for providing fully qualified assembly names in config files.
Only send session data when it exists
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
Allow the severity to be changed in callbacks
Allow the background thread used to deliver reports to be terminated
This is a major release to make the library clearer and easier to use and expand the support to new platforms. For upgrading instructions, see the upg
This is a major release to make the library clearer and easier to use and expand the support to new platforms. For upgrading instructions, see the upgrading guide.
Nothing published for this version
Track whether an exception was captured automatically
### Enhancements * Support offline storage
### Enhancements * Add async notify support
Nothing published for this version
Nothing published for this version
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