# FormSpackle

> 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.

Canonical page: [https://chrome-stats.com/d/formspackle-autofill](https://chrome-stats.com/d/formspackle-autofill)

## Overview

- **ID:** `formspackle-autofill`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Code A Program
- **Category:** web-development,appearance
- **Daily users:** 8
- **Weekly downloads:** 3
- **Version:** 1.0.0
- **Last updated:** 2026-03-21
- **First published:** 2026-03-18
- **Size:** 1.09 MB
- **Data as of:** 2026-09-15
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/formspackle-autofill/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/formspackle-autofill/privacy/](https://addons.mozilla.org/firefox/addon/formspackle-autofill/privacy/)

## Description

FormSpackle — One-Click Form Autofill for Developers & QA

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

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

🧠 Built for real workflows
<ul><li>Test signup &amp; login flows faster  </li><li>Fill job applications instantly  </li><li>Speed up QA and form validation  </li><li>Debug forms with built-in field inspector  </li></ul>

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

🔒 Privacy-first
<ul><li>No tracking  </li><li>No external data storage  </li><li>Everything runs locally in your browser  </li></ul>

👨‍💻 Who it’s for

Frontend developers, QA engineers, and power users who work with forms daily.

## Rankings

- #37,255 — Overall
- #90 — form
- #111 — component

## Permissions and access

### Permissions

- `activeTab`
- `scripting`
- `storage`
- `contextMenus`
- `<all_urls>`

### Content script matches

- `*`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [FormSpackle](https://chrome-stats.com/d/formspackle) — 8 users
- [Instant Form Filler](https://chrome-stats.com/d/instant-form-filler) — 1 users
- [FillFast](https://chrome-stats.com/d/fillfast) — 2 users
- [Form Secretary - Smart Autofill Assistant](https://chrome-stats.com/d/form-secretary) — 1 users
- [QuickFill](https://chrome-stats.com/d/quickfill) — 4 users
- [FakerFill](https://chrome-stats.com/d/fakerfill) — 88 users, 5.00 / 5
- [FormFiller](https://chrome-stats.com/d/smart-formfiller) — 45 users, 5.00 / 5
- [SupaFill](https://chrome-stats.com/d/supafill) — 6 users, 5.00 / 5
- [Form Filler: AI-Powered & Privacy-First](https://chrome-stats.com/d/form-filler-thuyydt) — 2 users
- [Super Form Filler](https://chrome-stats.com/d/super-form-filler) — 1 users
- [FormFlow](https://chrome-stats.com/d/formflow) — 1 users
- [Form Filler Buddy](https://chrome-stats.com/d/form-filler-buddy) — 6 users

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Source: [Chrome-Stats](https://chrome-stats.com/d/formspackle-autofill)