jackocnr/intl-tel-input — For entering, formatting, and validating international telephone numbers.

Description and use

A lightweight, open‑source library that provides a user‑friendly input field for entering, formatting, and validating international telephone numbers. It works out‑of‑the‑box with vanilla JavaScript and also offers ready‑made components for React, Vue, Angular, and Svelte, making it easy to integrate into modern front‑end applications.

Problem

jackocnr/intl-tel-input helps ship user-facing interfaces with less custom UI work.

Outcome

Medium: useful for prototypes or internal workflows, with dependency and maintenance checks before production.

Workflow

• build product UI faster
• reuse interface components
• improve frontend delivery

Evidence

For entering, formatting, and validating international telephone numbers. Available in vanilla JavaScript, or as React, Vue, Angular, and Svelte components.

Source