502 Open source projects that are alternatives of or similar to Scala

Functional programming tools for the shell

Javascript Generalized Parser Combinators

A functional-reactive style programming library for Clojure(script)

Power of object-oriented programming with the elegance of functional programming in PHP.

A suite of composable utility components to manipulate collections.

SwiftlyExt is a collection of useful extensions for Swift 3 standard classes and types 🚀

An OCaml based implementation of a Quil QVM

Immutable finite list objects with constant-time equality testing (===) and no memory leaks.

A powerful caching library for Python, with TTL support and multiple algorithm options.

Facsimile Simulation Library

Extended version of Rambda

Function bind syntax wrappers for mori

Scala FP configuration library with a focus on runtime clarity

Functional constructs for Kotlin

Fast [co]product types with a clean syntax. For Cats & Scalaz.

A functional programming language. Like LISP but focused around maps rather than lists.

⛪️ Church Encoding in JS

Functional programming library for TypeScript - https://gigobyte.github.io/purify/

Defines immutable, safe data structures for describing IP addresses, multicast joins, socket addresses and similar IP & network related data types

a Compileable statically typed Functional programming Language

Functional style JSON parsing in Kotlin

Non-trivial, real use case demo of a hierarchical state machine library with cyclejs

Functional programming and category theory for everyday JavaScript development

Tiny vdom app framework. Pure Redux. No boilerplate.

A purely functional library to build distributed and event-driven systems

Library containing useful tools for Java 8

Collection of fast and lazy operations

A toy xmonad

Typescript/Javascript implementation of Sodium FRP (Functional Reactive Programming) library

Composable Functional Programming in R

An elegant and simple curry(f) implementation in PHP.

A bunch of helper functions to ease the development of your applications.

A library that simplifies error handling for Functional Programming in Java

😎 The open-source, Haskell-built video editor for GIF makers.

A Reactive Programming library for JavaScript

A statically-typed, functional typesetting system

Transform and compose tagless final encoded algebras in scala

The Egison Programming Language

Categorical Query Language IDE

A library for functional programming in Rust

Functional programming language for signal processing and sound synthesis

Functional patterns for Java

Marble.js - functional reactive Node.js framework for building server-side applications, based on TypeScript and RxJS.

Expressive types for Spark.

A library for using the Frege programming language in Android development.

Specification for common algebraic structures in JavaScript based on Fantasy Land

Runtime type checking for JS with Hindley Milner signatures

The MLton repository

Code snippets for articles posted at 4comprehension.com

Functional optics: a (partial) porting of Scala monocle

Composable, purely functional healthchecks in Scala.

Dockerfile of Jupyter (IPython notebook) and IOCaml (OCaml kernel) with libraries for data science and machine learning

Purely Functional Algorithms and Data Structures in Scala

C backend for PureScript

Extraordinary JavaScript framework with unique declarative and functional architecture

🔮 A refreshing functional take on deep learning, compatible with your favorite libraries

Standard ML Compiler and Toolkit

What I Wish I Knew When Learning Haskell

🌳 A tiny language interpreter implemented purely in TypeScript's type-system

🍱 Y Combinator for Non-programmers: A Wild Introduction to Computer Science