# Blackfire Profiler

> Profile your PHP application from your browser

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

## Overview

- **ID:** `blackfire`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Blackfire
- **Category:** web-development
- **Daily users:** 770
- **Weekly downloads:** 10
- **Rating:** 4.60 / 5 (5 ratings)
- **Version:** 2026.9.0
- **Last updated:** 2026-09-04
- **First published:** 2017-03-16
- **Size:** 956 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/blackfire/)
- **Website:** [https://blackfire.io](https://blackfire.io/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/blackfire/privacy/](https://addons.mozilla.org/firefox/addon/blackfire/privacy/)

## Description

Blackfire Profiler is a powerful PHP performance management extension that enables developers to profile PHP applications right from their browser. With its easy-to-use interface, you can analyze how your PHP code executes and consumes resources, making it invaluable for performance tuning and debugging. The extension integrates seamlessly with your web pages, allowing profiling with minimal effort once installed. For detailed setup, comprehensive installation guides are available, and users can choose from free or paid subscriptions tailored to their profiling needs. Blackfire provides deep insights to help optimize your application's speed and efficiency effectively.

## Rankings

- #3,834 — Overall
- #5 — profile
- #99 — film
- #128 — file
- #150 — subscriptions
- #170 — discover

## Permissions and access

### Permissions

- `alarms`
- `webRequest`
- `webRequestBlocking`
- `activeTab`
- `storage`
- `tabs`
- `http://*/`
- `https://*/`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate 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 was recently updated in the past month. New updates 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/blackfire)