A collection of well known Algebraic Data Types for your utter enjoyment.

• UpdatedJan 6, 2023
• JavaScript

Assertive programming for R analysis pipelines

• UpdatedApr 11, 2024
• R

The expressive declarative toolkit for composing predicates in TypeScript or JavaScript

• UpdatedMar 10, 2023
• TypeScript

The method reference is nothing but the simplified version of the lambda expression. Instead of providing an implementation body, a method reference refers to an existing available method

• UpdatedFeb 16, 2026
• Java

⛓ Functional .NET standard library with an declarative approach for common tasks.

• UpdatedNov 12, 2024
• C#

A utility for creating type-safe user-defined type guard for TypeScript

• UpdatedFeb 26, 2025
• TypeScript

Python-CLU: Common Lightweight Utilities

• UpdatedNov 26, 2025
• Python

A simple function emulating an interface so you can validate your argument objects.

• UpdatedJun 17, 2019
• JavaScript

predicate functions collection

• UpdatedJun 2, 2020
• JavaScript

PrimeFuncPack Primitives is a core library for .NET consisting of useful extensions and predicates making work with functional pipelines, Linq, strings, the nullable feature, etc. easier.

• UpdatedJan 27, 2025
• C#

Java 11 Predicate Interface.

• UpdatedJan 3, 2019
• Java

A script that implements a solution for the game Kakuro by assigning a variable to each empty square.

• UpdatedNov 15, 2019
• Prolog

Lodash (is) and additional Flow type %checks helpers.

• UpdatedMar 27, 2019
• JavaScript

Expressif is the variable substitution syntax combined with a library of predicates and functions. Initially designed for NBi.io, Expressif allows you to define variables, transformations of these variables (with expressions and functions), in plain text, which can then be interpreted by the engine. Same can be done with predicates.

• UpdatedFeb 19, 2026
• C#

Small exercises for programming Stream API predicates.

• UpdatedNov 2, 2023
• Java

Investigation of Pattern predicates methods: asMatchPredicate() vs asPredicate().

• UpdatedJan 25, 2019
• Java

Examples for learning Streams, functional ptogramming with Java8.

• UpdatedNov 18, 2023
• Java

A simple utility for creating flexible sorting predicates for arrays of objects in JavaScript and TypeScript.

• UpdatedOct 25, 2024
• TypeScript

A Single Player Game to be played between Player and Computer where each player choose from Rock/Paper/Scissor. Game ends in either player one winning or losing or a tie

• UpdatedAug 9, 2022
• Java

Encyclopaedia Metallum Genre Classifier

• UpdatedDec 15, 2025
• JavaScript