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Eliot is a Python logging library that outputs log messages in JSON format.
Best Microsoft.Extensions.Logging Alternatives ranked by AI · updated May 2025
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Microsoft's logging abstraction for .NET Core and .NET 5+ applications.
Price: Free and open-source
Top 6 Microsoft.Extensions.Logging alternatives
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log4net is a tool to help the programmer output log statements to a variety of output targets.
NLog is a flexible and free logging platform for .NET applications.
Sejil is a simple ASP.NET Core app that allows you to view, search and filter your ASP.NET Core log files.
Serilog is a structured logging library for .NET applications.
Free and open-source
Logary is an open-source logging and metrics library for .NET and F# applications. It provides structured log events, contextual data, and configurable...
Pros
- F#-friendly API with functional composition
- Supports structured events, context, and multiple logging targets
- Combines logging and metrics in one library
Cons
- Smaller ecosystem than Serilog and NLog
- Fewer integrations and examples than mainstream .NET logging libraries
- F#-oriented design can feel unfamiliar to C# teams
Free, open source
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