ai coding assistantsQuick Start ↓
Get Started with Is
Type check values with ease.
Getting Started
1
Read the official documentation
The Is team maintains comprehensive docs that cover installation, configuration, and common patterns.
Open Is Docs↗2
3
Review strengths, tradeoffs, and alternatives
Our full tool profile covers Is's strengths, weaknesses, pricing, and how it compares to alternatives.
View full profile→Best For
JavaScript and TypeScript developers who need a reliable way to check types in their applications.
Projects that require robust input validation for functions or APIs.