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Preview of FormSpackle

FormSpackle by Code A Program

Fill every form input on any page with realistic mock data one click. Built for developers and QA testers. Detects names, email, phone, address, dropdowns, date pickers, OTP fields, and custom components like React Select and Material-UI.

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Extension Metadata

Screenshots
One click fills all 29 fields instantlyTarget a specific form on pages with multiple forms — field inspector shows detected typesRight-click → FormSpackle menu or Right-click → focused input fillSave your personal details once in the settings page reuse them on any formManage saved profiles — edit, duplicate, or delete with one clickRight-click any page to fill with your saved profile
About this extension
FormSpackle — One-Click Form Autofill for Developers & QA

Fill any form on any website instantly with realistic data.
No more typing the same test inputs again and again.



⚡ What it does
  • One-click fill — instantly fills entire forms with realistic data
  • Smart detection — understands labels, placeholders, and field types
  • Works everywhere — inputs, dropdowns, checkboxes, radios, date/time, and more
  • Multi-form support — choose which form to fill or fill all at once
  • Fill only selected form — once you selected the form it will only fill selected form
  • Fill empty only — keeps existing data untouched



🧠 Built for real workflows
  • Test signup & login flows faster
  • Fill job applications instantly
  • Speed up QA and form validation
  • Debug forms with built-in field inspector



🛠 Extra features
  • Saved profiles — reuse your own data anytime
  • Field inspector — view and highlight detected fields
  • Custom component support — works with modern UI libraries
  • Dark / light mode



🔒 Privacy-first
  • No tracking
  • No external data storage
  • Everything runs locally in your browser



👨‍💻 Who it’s for

Frontend developers, QA engineers, and power users who work with forms daily.
Developer comments
Built with WXT + React + TypeScript. Uses @faker-js/faker for local mock data generation. No network requests are made.
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Permissions and data

Required permissions:

  • Access your data for all websites

Data collection:

  • The developer says this extension doesn't require data collection.
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More information
Add-on Links
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Version
1.0.0
Size
1.09 MB
Last updated
7 days ago (Mar 18, 2026)
Related Categories
  • Web Development
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License
MIT License
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