Easy-to-use regular expression builder, using a composable, function-oriented style. Supports all regular expression patterns accepted by the JavaScript RegExp engine.

Parse Spring Expression Language in JavaScript

Generate regular expressions from regjsparser’s AST.

Strip ANSI escape codes from a string

Custom tslint no-unused-expression rule supports chai's expect assertion

log-update fork that uses async-exit-hook internally

Convert a JavaScript value to an estree expression

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Regular expression for matching scoped npm package names

A toolkit of Nullable/Option/Result type implementation in ECMAScript. Their APIs are inspired by Rust's `Option<T>` and `Result<T, E>`.

Regexp acceptor for ECMAScript 2018

ObjectStack canonical expression engine — CEL (cel-js) + ObjectStack stdlib + dialect registry

Create a boolean expression that's safe to eval

Mathematical expression evaluator fork with exports map, prototype pollution and code injection security fixes

JavaScript expression parsing and evaluation.

Angular helper library for ngrx-json-api and crnk:

XML Schema pattern (regular expression) matcher

Capacitor plugin that assists with app updates on Android and iOS.

Liyad (Lisp yet another DSL interpreter) is very small Lisp interpreter written in JavaScript.

Schema-Inspector is a powerful tool to sanitize and validate JS objects.