# HTMaiL: Insert HTML

> HTMaiL: Insert HTML into Gmail, Outlook and Yahoo Mail

Canonical page: [https://chrome-stats.com/d/htmail-insert-html](https://chrome-stats.com/d/htmail-insert-html)

## Overview

- **ID:** `htmail-insert-html`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** 32WIN
- **Daily users:** 18
- **Weekly downloads:** 2
- **Version:** 7.6.0
- **Last updated:** 2025-07-16
- **First published:** 2025-07-13
- **Size:** 402 KB
- **Data as of:** 2026-05-13
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/htmail-insert-html/)

## Description

Edit and easily insert HTML code into the body of your email message in Gmail, Outlook, and Yahoo Mail.

This extension will allow you to easily insert HTML code into the body of the message from your favorite webmail service: Gmail, Outlook, and Yahoo Mail.

There is no longer a need to limit yourself to the basic formatting options provided by webmail services.

Experiment and transform the way you create and send emails, making your messages more attractive and professional.

OUR WONDERFUL among other extensions:

★ The extension integrates seamlessly into the compose interface of your favorite webmail
★ It has an HTML editor that offers a simple and intuitive interface, where you can create/paste/import your custom HTML code and preview the result before inserting it into the body of the message
★ Insert HTML template from the selected text or the current cursor position
★ Converts internal and external CSS styles into inline styles ensuring HTML insertion without style leakage
★ Adaptive HTML Editor Theme with OS Theme

⚠ IMPORTANT ⚠
- Competitors, make a fair competition!!
- DO NOT RATE US NEGATIVELY for an issue encountered, please contact us at email darkziul@gmail.com, so that we can investigate and resolve the situation as soon as possible
- We do NOT publish ANYTHING on the web, if your file has an image, you will need to publish it on the web
- THIS EXTENSION DOES NOT REPLACE a mass mailer system

ENJOYED?

Give us a 5-star rating, a simple and painless action. Your positive review not only motivates us but also helps other users discover and enjoy the benefits our extension offers. Your feedback is fundamental to us and contributes to continuous improvement.

OBSERVATIONS:
<ul><li>The strategy of injecting HTML template into webmail has its limitations, compared to a massive mailer system. For example: use of CSS Media Query, External Fonts, [...]</li></ul>

## Permissions and access

### Permissions

- `storage`
- `tabs`
- `management`
- `https://mail.google.com/*`
- `https://inbox.google.com/*`
- `https://mail.yahoo.com/*`
- `https://*.mail.yahoo.com/*`
- `https://outlook.live.com/*`
- `https://outlook.office.com/*`

### Content script matches

- `mail.google.com`
- `inbox.google.com`
- `mail.yahoo.com`
- `*.mail.yahoo.com`
- `outlook.live.com`
- `outlook.office.com`

## Safety

- **Risk impact:** Very high risk impact
- **Risk likelihood:** High 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 is not longer available in the store

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

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Source: [Chrome-Stats](https://chrome-stats.com/d/htmail-insert-html)