Create errors with code and cause properties

Human-friendly process signals

Zero-Friction Universal Real-Time Multi-Format Repair & Token Optimizer for AI Agents (JSON, YAML, Markdown, HTML)

A library for creating resumable, interruptible async tasks.

Create a module not found error

A simple cache for a few of the JS Error constructors.

Format an error message for production.

KentutAI - AI Router CLI

useFileSaver

Angular directive for syncing form's data with URL query

Check if a value is an `Error` instance

Transform noisy terminal output into compact, structured signal. CLI toolkit for developers, automation pipelines, and AI agents. 68-99% token savings.

## Table of Contents

Device & capability detection + saver eligibility tiering for idle-screens. Pure decide (Node-testable) + a thin browser detector.

A tiny invariant function

群内存图/更图插件：仅引用存图，支持群共享/群内个人及管理员动态切换

A library that provides a basic ES6 error class.

Throw better errors.

Properly update an error's message

9Router CLI - Start and manage 9Router server