Microsoft 

Provides a simple parser for server-sent events (SSE). Commonly Used Types: System.Net.ServerSentEvents.SseParser

Provides classes which read and write resources in a format that supports non-primitive objects. Commonly Used... More information

Provides support for importing and exporting xsd schemas for DataContractSerializer. Commonly Used... More information

Provides support for CBOR Object Signing and Encryption (COSE).

Provides types to perform speech synthesis and speech recognition. Commonly Used Types System.Speech.Synthesis.SpeechSynthesizer System.Speech.Recognition.SpeechRecognizer

APIs to help manage rate limiting. Commonly Used... More information