Detect whether the terminal supports Unicode

Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

General satisfiability solver for logic problems

CSS language support for the CodeMirror code editor

Isomorphic, functional type-checking for Javascript

Lightweight parser for human-readable filter expressions with boolean logic and wildcard matching

Polyfill of future proposal for `util.parseArgs()`

A lightweight React Hook intended mainly for AI chat applications, for smoothly sticking to bottom of messages

Console where you can enter boolean logic expressions and have it check to see if they are equivalent to other expressions, or just print out a truth table.

Detects if a file is binary in Node.js. Similar to Perl's -B.

Lightweight and performant natural sorting of arrays and collections by differentiating between unicode characters, numbers, dates, etc.

the complete solution for node.js command-line programs

"maybe" is like qubits in quantum computing, but apply to boolean logic. Qubits can be in a 1 or 0 quantum state, or they can be in a superposition of the 1 and 0 states. However, when qubits are measured the result of the measurement is always either a 0

Floating UI for the web

Positioning library for floating elements: tooltips, popovers, dropdowns, and more

Operators for RxJS for filtering with boolean logic

ESLint plugin for transforming negated boolean expressions via De Morgan’s laws

Minimal module to check if a file is executable.

TypeScript definitions for json-logic-js

Logic-less {{mustache}} templates with JavaScript