Top 7 discriminated-unions open source projects

Variant types in TypeScript

F# Event-Union Contract Encoding with versioning tolerant converters supporting System.Text.Json and Newtonsoft.Json

Discriminated Unions including Maybe (an option type) and Result for javascript with fewer bugs

A type-safe and space-efficient sum type for C# (comparable to discriminated unions in C or C++)

Helper function for exhaustive checks of discriminated unions in TypeScript

Utility function for exhaustiveness checking with typed JS (TS or Flow)

C# Analyzer Adding Exhaustive Checking of Switch Statements and Expressions