API versioning is crucial for maintaining and evolving your APIs without breaking existing clients. In this post, we'll walk through how to implement API versioning in ASP.NET Core Web API using the Asp.Versioning NuGet packages.
Install Packages
Register Services
Versioning Controllers
Action Based API Versioning
Conclusion
API versioning is not just a good practice—it's essential for building scalable, maintainable, and client-friendly web APIs. With the help of the Asp.Versioning library in .NET, you can implement versioning using URLs, headers, query strings, or media types with minimal setup.
Whether you choose controller-based or action-based versioning, having a structured approach allows you to evolve your API without disrupting existing consumers. Start versioning today and future-proof your API architecture!
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