Ktor 3.0 introduces Kotlin 2.0 integration, a new IO library, 90% performance boosts, SSE support, StaticZip, CSRF protection, WebAssembly target, and updates to plugins and TestApplication class https://alternativeto.net/news/2024/10/ktor-3-0-launches-with-kotlin-2-0-enhanced-io-and-real-time-features/