Awesome Django authorization, without the database

🎯 PredicateKit allows Swift developers to write expressive and type-safe predicates for CoreData using key-paths, comparisons and logical operators, literal values, and functions.

Hamcrest for Kotlin

Fast robust predicates for computational geometry in JavaScript

MOVED TO GITLAB

Predicate logic with rule composition

Curried Type Testing library, and Test Matchers for Jest

Boolean-valued predicate functions in Rust

Predicates for type checking, assertions, filtering etc

Data specification conformance and generation for Elixir

Simplify your TypeScript and JavaScript code. Use this lib and functional programming.

Java Predicate, supports SQL-like syntax

Schemas come to solve a simple problem. Sometimes we would like to have type-safe guarantee params when parsing HTTP parameters or Hash(String, String) for a request moreover; Schemas is to resolve precisely this problem with the added benefit of performing business rules validation to have the params adhere to a "business schema."

Test support functions for Emacs

DE-9IM spatial predicate library implemented in Javascript.

JSON serializable rules to match Jackson JsonNodes using JSON Pointers

Parser and dictionary for the eberban language.

Query language for JSON documents

Predicate expression language

Common predicates for validating objects