All extensions

Effortlessly create various types of QR codes with personalized designs using this easy-to-use software.

5.03

QR Code Generator — Create, Download & Export QR

Generate QR codes locally with high-quality PNG export.

QR Code Generator - Free & Fast

Generate QR codes from any text or URL. Custom colors, PNG & SVG. Right-click any link to generate a QR code.

QR + Logo Generator

Generates a QR code for a given URL, optionally including a logo, and allows downloading the result.

QR Studio

Scan and generate QR codes locally with a modern interface

Quantum Circuit Runner

Build and run small quantum circuits locally in your browser.

5.03

QuickAudit: web security checklist

Ten-point OWASP-style security checklist for the page you're on: headers, cookies, mixed content, exposed files, JS library CVEs.

QuickFavicon — Favicon Generator & Inspector

Inspect and download website icons, then open selected artwork in QuickFavicon.

QuickFill QA

Fill forms instantly with test data. One shortcut, all fields populated. Built for QA testers and developers.

Quick JSON Formatter

Format, validate, and minify JSON instantly.

QuickPipe

Minimalist, instant cross-device link sharing pipeline.

Quorion

Restoring Solana DAO quorum with in-context chat and smart notifications.

Quota Display — Companion

Les quotas Codex et Claude de votre Companion Mac, dans Chrome. Client de l’API du Mac source.

QuotaHush

Shows Claude Code, Codex, DeepSeek, and Z.AI usage through the QuotaHush local server.

QuoteClipper – Save & Cite Quotes

Save quotes from any web page with their source, then export them as plain text, Markdown, APA/MLA citations, CSV, or JSON.

RabbitLag: RabbitMQ Consumer Notifier

Monitor RabbitMQ queue lag, message rates, and consumer health with instant desktop notifications.

Rabta Connector

Saves, restores and closes your browser tabs as part of a task workspace. Local-only — nothing leaves your machine.

RAG-Markdown Extractor

Extracts main content from the current page and copies it to clipboard as clean Markdown for RAG pipelines.

RAI - AI Interaction Firewall

Ambient protection for every AI interaction. Zero data leaves your device.

Rails Cheatsheet

A fast, searchable Rails 8 reference with copyable snippets, favorites, and one-click links to the official guides and API docs.

Rainmojo Redirect Trace

Trace HTTP 301, 302, and 307 redirect chains hop-by-hop with per-origin security and response headers - by Rainmojo.

Ramble

Context layer for AI agents. Reads your browser tab, extracts structured DOM content, and exposes it via a local API for agents.

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RangRakete SEO-Check – On-Page-Analyse auf einen Blick

Prüft die geöffnete Webseite mit einem Klick auf ihre SEO-Grundlagen und zeigt das Ergebnis als klare Ampel.