Frontend360: Precision Made Easy for Developers and Designers

Unknown author · Developer Tools

Open in Chrome Web Store

Users

Avg rating

5.0

Ratings

Updated

Dec 4, 2025

Media

5 items

Description

Complete toolkit for frontend development. Customizable grids, mouse tracking, click-to-place lines, on hover CSS inspector. Complete toolkit for pixel-perfect frontend development. ✨ Features include: • 📏 Customizable grid overlays — fine-tuned vertical and horizontal guides with adjustable count, gap, alignment, position, and color • 🎯 Mouse crosshair tracking — visualize exact cursor coordinates with intersecting guide lines • ➕ Click-to-place custom lines — instantly add vertical or horizontal guides with individual colors • 🔍 On-hover CSS Inspector — view selected CSS properties on hover, highlight elements, and copy styles with a single shortcut Great for frontend developers, UI/UX designers, and anyone needing accurate layout measurements and quick CSS analysis.

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.
61
Description length
Characters in the listing description.
782
Media assets
Screenshots and videos on the listing.
5
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).
49

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

Description

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
61
Description length
Characters in the listing description.
782
Media assets
Screenshots and videos on the listing.
5
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).
49

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