📚Write safer TypeScript using Maybe, List, Result, and Either monads.

Common Functional Programming Algebraic data types for JavaScript that is compatible with most modern browsers and Deno.

The place where PHP meets Functional Programming

A by the book DDD application with React/Redux and .NET Core. It features CQRS, event-sourcing, functional programming, TDD, Docker and much more.

A right-biased implementation of "Either a b" for Java, using Java 8 for mapping/folding and type inference.

A simple functional programming library for PHP

Functional error handling for Java

Result, Either, Try, and Maybe monadic types for Java

A small typed and safe library for error handling with functionnal programming concept in Dart and flutter project

Handle side-effects in Python like a boss. Implements functional types for Either, Option, Try, and Future.

A by the book Domain-Driven Design application.

🏺 Pithos — All-in-one TypeScript utilities ecosystem — 280+ utilities, schema validation (Zod alternative, 11× faster), Result pattern (Neverthrow alternative, 3× smaller). Zero dependencies, 100% test & mutation coverage.

Rusty Monad Results for JS

Common types and functions for functional and declarative development in TypeScript

Angular structural directives for fp-ts types (Option, Either).

Algebraic structure implementations, do-notation, and operators to truly live the fantasy

Either monad for Dart language and Flutter framework. The library for error handling and railway oriented programming. Supports `Monad comprehensions` (both `sync` and `async` versions). Supports `async map` and `async flatMap` hiding the boilerplate of working with asynchronous computations `Future<Either<L, R>>`. Error handler library for type…

Demo code and authorization server from "Experimenting with Kotlin and OAuth"

Haskell monad transformers and some other helpful stuff

Edoctor-MVI-Arrow-RxKotlin-Coroutines-Flow. Android Clean Architecture MVI Boilerplate