# Web Developer Form Filler

> This extension is used by developers to make it easy to save and fill forms for use in submission testing and validation.

Canonical page: [https://chrome-stats.com/d/web-dev-form-filler](https://chrome-stats.com/d/web-dev-form-filler)

## Overview

- **ID:** `web-dev-form-filler`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Eric Busch
- **Category:** web-development
- **Daily users:** 1,308
- **Weekly downloads:** 20
- **Rating:** 4.63 / 5 (24 ratings)
- **Version:** 1.3.0
- **Last updated:** 2023-06-10
- **First published:** 2019-02-22
- **Size:** 442 KB
- **Data as of:** 2026-09-03
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/web-dev-form-filler/)
- **Website:** [https://github.com/etbusch/web-developer-form-filler-ext](https://github.com/etbusch/web-developer-form-filler-ext)

## Description

The **Web Developer Form Filler** extension is a powerful tool designed for developers to simplify the process of saving and refilling web forms, primarily used during submission testing and validation. With just one click, you can save any form and quickly refill it whenever needed, boosting efficiency and reducing repetitive manual input.

Key features include filtering saved form fills by URL, domain, or globally, customizable hotkeys for instant form fills, support for exporting and importing saved form sets to transfer between browsers, and syncing capabilities across devices. Released as free and open-source software under the MIT license, it encourages community contributions and continuous improvement. This extension enhances productivity and streamlines workflow for web developers handling form-related tasks.

## Rankings

- #2,843 — Overall
- #317 — Web Development
- #5 — developer
- #6 — form
- #7 — developer tools
- #15 — development

## Permissions and access

### Permissions

- `tabs`
- `http://*/`
- `https://*/`
- `storage`

### Content script matches

- `*`
- ``

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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).

## Review summary

Users find the Web Developer Form Filler add-on very useful for saving time and automatically filling complex forms, even for non-developers. While it offers a comprehensive feature set, common issues include loss of saved data upon closing Firefox, shortcut hotkey malfunctions, and difficulty managing many saved entries due to missing filtering options. Some users also lack export/import or synchronization features and report occasional errors depending on specific form conditions.

### Pros

- Saves a lot of time when testing websites by automatically filling forms.
- Very useful and effective for filling complex forms automatically.
- Works well even for non-developers requiring simple form filling.
- Allows user-defined data to auto-fill form fields, aiding testing.
- Provides a full set of features expected from a form filler add-on.

### Cons

- All saved form filler data get deleted when closing Firefox, requiring re-entry.
- Shortcut hotkeys may not work properly or inconsistently.
- Lack of features to filter or sort saved form entries when many are stored.
- No export/import or sync of saved data with Firefox account.
- In some situations, the add-on does not work correctly depending on type or number of fields filled.

## Similar extensions and apps

- [Super Form Filler](https://chrome-stats.com/d/super-form-filler) — 1 users
- [Form Filler](https://chrome-stats.com/d/form-filler-addon) — 4 users
- [Form Filler](https://chrome-stats.com/d/frm-filler) — 526 users, 4.91 / 5
- [FormFiller](https://chrome-stats.com/d/smart-formfiller) — 48 users, 5.00 / 5
- [Data FillR](https://chrome-stats.com/d/data-fillr) — 1 users, 5.00 / 5
- [Form Filler Buddy](https://chrome-stats.com/d/form-filler-buddy) — 5 users
- [FFfD: Form Filler For Devs](https://chrome-stats.com/d/fffd-form-filler-for-devs)
- [WebApp Form Filler](https://chrome-stats.com/d/webapp-form-filler) — 1 users
- [Basic Form Filler](https://chrome-stats.com/d/basic-form-filler) — 17 users, 1.00 / 5
- [Form Autofiller](https://chrome-stats.com/d/form-autofiller) — 6 users
- [Form Autofiller](https://chrome-stats.com/d/form-autofiller-sp) — 5 users
- [Sebov Autofill](https://chrome-stats.com/d/sebov-autofill) — 7 users

---

Source: [Chrome-Stats](https://chrome-stats.com/d/web-dev-form-filler)