.NET Core sensor releases
Instana monitors .NET applications by using the Instana .NET sensor and provides insights into their health and performance.
For more information, see Monitoring .NET and .NET Core based applications.
Release 1.0.109
.NET Core sensor 1.0.109 is released on 19 June 2026.
Improvements
- Upgrades support for the following libraries and frameworks:
- Microsoft.EntityFrameworkCore 10.0.9
- Aerospike.Client 8.4.2
- Google.Cloud.PubSub.V1 3.36.0
- Adds support for base tracing Docker image for Alpine, Ubuntu (Noble and Resolute).
Release 1.0.106
.NET Core sensor 1.0.106 is released on 11 June 2026.
Features
Currency version upgrades
Fixes
This release fixes the memory leak issue in the Classic Profiler.
Release 1.0.105
.NET Core sensor 1.0.105 is released on 11 June 2026.
Features
This release upgrades support for the following libraries and frameworks:
- Microsoft.Azure.Cosmos 3.60.0
- Microsoft.EntityFrameworkCore 10.0.8
- StackExchange.Redis 2.13.17
- Npgsql 10.0.3
Fixes
This release fixes the following issues:
- Azure Functions Kafka headers propagation issue.
- Vector out of bounds error in ClrProfiler version-based rewrite checks.
Release 1.0.104
.NET Core sensor 1.0.104 is released on 1 June 2026.
Improvements
This release simplifies log collection by removing custom compression logic from the sensor code. The sensor now uses the LogCollector utility's native collect mode, which provides cleaner, more maintainable, and efficient code.
Release 1.0.103
.NET Core sensor 1.0.103 is released on 27 May 2026.
Features
This release upgrades support for the following libraries and frameworks:
- StackExchange.Redis 2.13.1
- CouchbaseNetClient 3.9.2
- MongoDB.Driver 3.8.1
- Aerospike.Client 8.4.1
For more information, see Supported libraries and frameworks for tracing.
Improvements
This release provides the following enhancements:
- Captures Request and Response HTTP headers on both HTTP entries and exits
- Refactores the instrumentation by modifying
ExtractCallDatato include thetypeNamein the data - Adds missing versions to the supported versions list
Release 1.0.101
.NET Core sensor 1.0.101 is released on 18 May 2026.
Improvements
This release removes outdated core libraries from the Instana agent path.
Release 1.0.98
.NET Core sensor 1.0.98 is released on 1 May 2026.
Features
This release provides the following features:
- Expanded package support for event-driven instrumentation
- Currency version upgrades
- Arm64 multi-arch support
Release 1.0.97
.NET Core sensor 1.0.97 is released on 28 April 2026.
Improvements
This release adds support for SLES 12 by checking ID instead of ID_LIKE for that version of SUSE.
Release 1.0.96
.NET Core sensor 1.0.96 is released on 16 April 2026.
Features
This release provides the following features:
- Event driven instrumentation
- Attribute based instrumentation
- Currency version upgrades
Release 1.0.95
.NET Core sensor 1.0.95 is released on 6 April 2026.
Features
This release adds regex‑based whitelisting support for .NET Rewriters. For more information, see Whitelisting processes.
Fixes
This release provides the following fixes:
- Prevents multiple startup hooks from attaching to same process.
- Extracts port number from the MSSQL connection string to correlate host.
Release 1.0.92
.NET Core sensor 1.0.92 is released on 30 March 2026.
Fixes
This release removes console logs generated during profiling and instrumentation.