Introduction

A cross-platform development platform by Microsoft:

• High performance
  • top-tier for HTTP APIs
  • Kestrel + async IO
  • Often benchmarks near Go and Rust for web APIs
• Strong typing & compile-time safety
• Enterprise-grade security
• Excellent tooling (Visual Studio, Rider)
• Async/await done very well

Can build:

• Web applications & APIs
• Desktop applications (Windows, cross-platform)
• Mobile apps
• Cloud & microservices
• Games (Unity)
• CLI tools & services

// Similar to: JVM = platform + Java = language

Old vs New

NET Framework