# Regex Search & Replace

> Regex: T ultimate Regex search ⭐️ Simply use Regex on any page with familiar Ctrl+F visuals. ✓ Ctrl+Shift+F search field ✓ Regex query searching ✓ Permanently marking up or replacing anything. ✓ Open Source

Canonical page: [https://chrome-stats.com/d/regex-search-replace](https://chrome-stats.com/d/regex-search-replace)

## Overview

- **ID:** `regex-search-replace`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** code-for-charity
- **Category:** web-development,search-tools,appearance
- **Daily users:** 177
- **Weekly downloads:** 4
- **Rating:** 2.78 / 5 (9 ratings)
- **Version:** 2.0.0
- **Last updated:** 2023-03-27
- **First published:** 2023-03-27
- **Size:** 379 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/regex-search-replace/)
- **Website:** [https://github.com/code-for-charity](https://github.com/code-for-charity)

## Description

Regex Search & Replace is a powerful Chrome extension that enables you to perform regex queries directly in your browser with the ease of a Ctrl+F interface. By pressing Ctrl+Shift+F, an intuitive search field appears allowing regex-based searches on any web page.

The extension features the ability to highlight and permanently markup or replace text, navigate through search results with scrolling, and displays the number of matches per tab. Being open source and running offline, users can review, contribute to the development, and enjoy privacy-friendly operations without internet dependency. Perfect for developers, testers, and anyone needing advanced text search capabilities within browser pages.

## Rankings

- #8,719 — Overall
- #8 — replace
- #28 — replay
- #48 — reply
- #64 — relate
- #85 — query

## 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).

## Similar extensions and apps

- [Regex Search](https://chrome-stats.com/d/regexsearch) — 1,656 users, 3.09 / 5
- [Regex Finder](https://chrome-stats.com/d/regex-finder) — 25 users, 5.00 / 5
- [Regex-Search(fork-chrome)](https://chrome-stats.com/d/regex-search-fork-chrome) — 5 users, 1.00 / 5
- [Regex Finder](https://chrome-stats.com/d/regex-finder-2026) — 15 users
- [ctrl-f ULTRA – Find in page, regex, PDFs](https://chrome-stats.com/d/ctrl-f-ultra) — 45 users, 5.00 / 5
- [Regexer](https://chrome-stats.com/d/regexer) — 52 users, 3.50 / 5
- [Match and Replace](https://chrome-stats.com/d/match-and-replace) — 1 users
- [Text Replacer: Find & Replace Anywhere](https://chrome-stats.com/d/text-replacer-find-and-replace) — 26 users, 4.00 / 5
- [Find & Replace for Text Editing](https://chrome-stats.com/d/find-replace-for-text-editing) — 2,761 users, 3.64 / 5
- [RegexKit](https://chrome-stats.com/d/regexkit) — 2 users, 5.00 / 5
- [Find whatever - regex & auto re-find](https://chrome-stats.com/d/find-whatever) — 2 users
- [Replace](https://chrome-stats.com/d/replace) — 700 users, 4.59 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/regex-search-replace)