**EDR**, or **Ethereum Development Runtime** in full, is a library for creating developer tooling on top of the Ethereum Virtual Machine (EVM), such as an EVM debugger or state inspector. EDR provides a performant API, written in Rust, with bindings for t

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

🐊 Pluggable and configurable code transformer with built-in ESLint, Babel and support of js, jsx, typescript, flow, markdown, yaml and json

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

Easily add OAuth 1.0a signing to your axios client

Register and recover PIN-protected secrets on behalf of a particular user.

Unbox a boxed JS primitive value.

Appium proxy for Remote Debugger protocol

Library for reporting click, conversion and view metrics using the Algolia Insights API

Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag

Which kind of boxed JS primitive is this?

Robustly get the byte length of a Typed Array

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

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

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

Robustly get the byte offset of a Typed Array

Is this value a JS ArrayBuffer?

Reusable building blocks for iterative solvers, multi-stage solver pipelines, and React-based solver debugging UIs.

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

What is the type of this builtin JS value?