Blackfire Profiler

Profile your applications from your browser.

Users20K

Rating4.6

Reviews26

Manifest versionV3

7-day growth+10K

7-day growth rate+100%

Preview

Blackfire Profiler Media preview

2 assets

Trend

30-day user trend

Review user movement over the last 30 days.

User Growth Over Time

Rating trend

30-day rating change

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30-day rating change

Start

4.62

Latest

4.62

30-day rating change

0.00

2026年5月29日2026年6月4日

Growth overview

Daily, weekly, and monthly growth

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1-day growthFlat

00%

7-day growthGrowing

+10K+100%

30-day growthGrowing

+10K+100%

Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version2026.3.0

ManifestV3

Size2.06MiB

Languages1English

Published--

Store updated--

Last crawled--

Overview

Product summary

Review the store description, core capabilities, and common use cases.

Blackfire helps you monitor your web applications performance, visualise and understand the hot spots, directly during development as well as on production servers with a very low overhead.

The web browser companion makes it easy to profile any page within the browser.

Reviews

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The Chrome Web Store shows 26 reviews, but only 0 review bodies have synced into ExtScope so far. Showing the synced reviews available right now.

5★

4★

3★

2★

1★

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AI product read

Browser companion extension for the Blackfire Profiler service that enables developers to trigger performance profiling of web applications directly from the browser

Developers need to identify performance bottlenecks and hotspots in their web applications during development and in production, but doing so from the browser requires a convenient tool to initiate and manage profiling sessions

User installs the extension, signs into their Blackfire account, navigates to a web application they want to profile, then uses the extension popup or injected toolbar to trigger a performance profile. The extension collects profiling data and sends it to the Blackfire service for visualization and analysis.

Target users: Web developers / DevOps engineers / Performance engineers / Full-stack developers monitoring application performance

Source code is heavily minified into single lines, making detailed code analysis difficult
The exact login flow (OAuth redirect, API key input, or cookie-based) could not be determined from minified code
Cannot confirm whether the extension itself blocks any functionality based on Blackfire plan tier

Monetization

No paid features detected

The extension itself does not gate features behind payment, billing, subscriptions, or upgrades. The 'subscribe' keyword found in background-bundle.js and toolbar.js refers to EventEmitter2's event subscription method (not a paid subscription). The 'pro' matches are from words like 'profile', 'production', and 'props' — not pricing tiers. The 'license' matches are MIT/React library license headers. Blackfire as a service (blackfire.io) has paid plans, but the extension itself is a free companion tool that connects to the service.

Confidence: 75
Payment platform: --
Source: AI / Medium
Login required: Yes
Reason: The extension communicates with blackfire.io (DEFAULT_URL: 'https://blackfire.io') via externally_connectable and fetch calls. The popup UI includes a '.username' CSS class and '.impersonating' body state (background-bundle.js line 2), indicating authenticated user context. The extension acts as a browser companion for the Blackfire Profiler service, which requires a Blackfire account to store and view profiling results. The core workflow of profiling pages and sending data to Blackfire requires authentication with the destination service.

Permission risk

Medium-risk permissions

This estimate uses declared permissions and host permissions to assess access scope and sensitivity.

扩展能力较强：webRequest、activeTab、scripting、storage、tabs
同时具备浏览数据与站点访问能力

Publisher

Blackfire.io

Frédéric Plais (CEO)

Email: [email protected]
Phone: --
Address: 131 boulevard de Sebastopol Paris 75002 FR

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Permissions

Host access