SupaFill – Context-aware autofill generating consistent test data

Summary: SupaFill generates realistic, consistent test data by creating complete personas with matching first name, last name, email, and username. It supports 10 languages, custom rules, and works entirely offline, improving form testing accuracy for developers and QA.

What it does

SupaFill detects form fields and autofills them with coherent data that belongs to the same persona, ensuring all fields like name and email match. It integrates with frameworks like React, Vue, and Angular, and allows custom field rules while operating 100% offline.

Who it's for

It is designed for frontend developers and QA engineers who require realistic and consistent test data for user flow and form testing.

Why it matters

SupaFill solves the problem of inconsistent, unrealistic test data that can break testing scenarios by providing coherent, persona-based autofill that enhances test reliability and privacy.