# Javascript Bundle Size

> Automatically adds javascript bundle size data to npm and github project pages

Canonical page: [https://chrome-stats.com/d/javascript-bundle-size?hl=es](https://chrome-stats.com/d/javascript-bundle-size?hl=es)

## Overview

- **ID:** `javascript-bundle-size`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Viktor Razumov
- **Category:** web-development
- **Daily users:** 19
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 0.1.1
- **Last updated:** 2019-12-22
- **First published:** 2019-01-27
- **Size:** 22 KB
- **Data as of:** 2026-09-24
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/javascript-bundle-size/)
- **Website:** [https://github.com/vicrazumov/js-bundle-size/issues](https://github.com/vicrazumov/js-bundle-size/issues)

## Description

Javascript Bundle Size is a Firefox add-on that automatically fetches bundle size data for npm and github projects and displays it on the respective project pages. Frontend developers can easily choose libraries with minimal footprints using this extension.

## Rankings

- #25,563 — Overall
- #24 — javascript
- #41 — size
- #128 — script

## Permissions and access

### Permissions

- `https://bundlephobia.com/api/size`

### Content script matches

- `github.com`
- `www.npmjs.com`

## Safety

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

### Analysis details

- Request access to the following domains: bundlephobia.com, github.com, npmjs.com
- 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).

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Source: [Chrome-Stats](https://chrome-stats.com/d/javascript-bundle-size?hl=es)