Hover Box
Hover Box is a Firefox browser extension for inspecting webpage elements by outlining the element under the pointer and showing its HTML tag name and pixel size. It is intended for web developers and designers who need quick visual measurements while browsing.
Overview
5 featuresHover Box is a Browser DevTools & extensions project. It focuses on inspecting webpage elements and their dimensions without opening browser developer tools. It is built as a consumer product for web developers and designers. Hover Box costs nothing to use. It ships for the web, embeddable surfaces, macOS, Windows, and Linux.
It is developed by Bryan B. Dunlap, and it first shipped in 2026. Key capabilities include element outlining, tag name display, and pixel size display. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
- Element outlining
- Tag name display
- Pixel size display
- Hover inspection
- No data collection
Built with & integrations
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
Frequently asked questions about Hover Box
- What is Hover Box?
- Hover Box focuses on inspecting webpage elements and their dimensions without opening browser developer tools. It is catalogued under Browser DevTools & extensions on PulseGate.
- Who is Hover Box for?
- Hover Box is a consumer product built for web developers and designers.
- Does Hover Box have a free plan?
- Yes — Hover Box is free to use.
- What platforms does Hover Box run on?
- Hover Box runs on the web, embeddable surfaces, macOS, Windows, and Linux.
- Is Hover Box still active?
- Unverified. Hover Box has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
- Who makes Hover Box?
- Hover Box is developed by Bryan B. Dunlap.
- How long has Hover Box been around?
- Hover Box first shipped in 2026.
- What languages does Hover Box support?
- The interface is available in 32 languages, including Czech, German, and Greek.
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