ASP.NET Modernization Assessment

Legacy ASP.NET applications often carry years of accumulated dependencies, custom infrastructure and undocumented assumptions. This assessment provides a structured, evidence-based view of an existing application’s architecture, dependencies and modernization constraints before any migration work begins.

The outcome is a pragmatic roadmap: which parts of the application can move to ASP.NET Core directly, which require refactoring first and where containerization or cloud-native patterns provide the most value - sequenced by risk and business impact rather than by technical preference alone.

From inventory to an executable migration plan

Together, we create a technical inventory of the application: runtime and framework versions, libraries, authentication, data access, background jobs, deployment pipelines, integration points and operational dependencies. We identify boundaries where a strangler approach, an incremental ASP.NET Core migration or a targeted rewrite is the safer choice. Particular attention is given to high-risk areas such as session state, legacy authentication, System.Web dependencies, synchronous I/O and tightly coupled databases.

The assessment connects architecture to delivery. Participants discuss testing strategy, observability, CI/CD, containerization and hosting options such as Azure App Service, Kubernetes or a hybrid platform. This reveals which prerequisites must be solved before a workload moves and where a small pilot can reduce uncertainty early.

The resulting modernization roadmap is designed for decision-making: clear options, dependencies, risks and recommended sequencing. Teams leave with a common understanding of why the migration matters, what “done” means for their application and how to move forward without stopping feature delivery.