Frontend Performance Probe

Unknown author · Developer Tools

Open in Chrome Web Store

Users

—

Avg rating

—

Ratings

—

Updated

May 28, 2026

Media

4 items

Description

JavaScript UI performance diagnostics tool. Frontend Performance Probe helps developers identify JavaScript and UI performance bottlenecks directly in the browser. Features include: • Long task detection • Slow event handler profiling • DOM mutation monitoring • Resource timing analysis • Navigation timing diagnostics • AJAX request timing • Optional jQuery instrumentation Designed for debugging modern frontend applications including React, Vue, Angular, jQuery, and vanilla JavaScript websites. All diagnostics run locally in the browser console. No user data is collected or transmitted.

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
26
Description length
Characters in the listing description.
597
Media assets
Screenshots and videos on the listing.
4
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
—

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.