# Selection Highlighter

> Highlight occurrences of selected text, with or without a keypress.

Canonical page: [https://chrome-stats.com/d/selection-highlighter-v2](https://chrome-stats.com/d/selection-highlighter-v2)

## Overview

- **ID:** `selection-highlighter-v2`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** neaumusic
- **Category:** web-development,search-tools
- **Daily users:** 132
- **Weekly downloads:** 4
- **Rating:** 4.27 / 5 (11 ratings)
- **Version:** 3.3.0
- **Last updated:** 2025-07-10
- **First published:** 2021-11-15
- **Size:** 493 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/selection-highlighter-v2/)
- **Website:** [https://github.com/neaumusic/selection-highlighter/issues](https://github.com/neaumusic/selection-highlighter/issues)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/selection-highlighter-v2/privacy/](https://addons.mozilla.org/firefox/addon/selection-highlighter-v2/privacy/)

## Description

Selection Highlighter is a powerful Chrome extension that instantly highlights all occurrences of the text you select on any webpage. Unlike traditional search, it requires no CMD+F keypress, preserving your current selection while enhancing text analysis. It offers configurable options via JavaScript, supports whole word and case-insensitive matching, and lets you set a "gate" key to control highlighting activation.

Perfect for developers and researchers, it supports popular sites like GitHub, StackOverflow, and HackerNews, facilitating quick keyword identification and code inspection. Additionally, it protects your browsing experience by blacklisting unwanted hosts and HTML elements. Being open source, it's transparent and adaptable to your needs. Explore Selection Highlighter to boost your productivity and streamline document analysis effortlessly.

## Rankings

- #10,114 — Overall
- #14 — selection
- #20 — highlighter
- #109 — section
- #126 — delight
- #142 — flight

## Permissions and access

### Permissions

- `storage`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions 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/selection-highlighter-v2)