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URL Tab Manager Logo
Manifest V3 • 100% Offline & Private • Zero Telemetry

Open & Collect Tabs
At Lightning Speed.

A zero-bloat Chrome extension for two everyday tab superpowers: batch open messy lists of URLs with instant deduplication, and export every open tab to your clipboard in a single click.

0ms Network Delay 100% Local Device Storage Safe 100+ Tab Batching Dark & Light Theme Sync

Test Drive the Extension Right Here

Try out the exact URL normalization logic, live deduplication counters, and tab export tools without leaving this page.

URL Tab Manager Icon
URL Tab Manager Open · Collect · Manage
Paste URLs (newline, comma, or spaces):
5 entered · 4 unique · 1 dup 4 ready
Currently Open Tabs in Browser: 5 Tabs
https://www.youtube.com/
https://www.hotstar.com/in/home
https://chrome.google.com/webstore
https://github.com/pawanmall
https://pawanmall.in/portfolio

Intelligent Input Parsing & Batch Guard

Paste text from emails, Slack, spreadsheets, or code. The parser normalizes messy inputs on the fly while safeguarding your browser.

  • Smart Deduplication: Instantly strips duplicate links and trims empty whitespace tokens.
  • Restricted Protocol Guard: Blocks accidental execution of hazardous internal chrome:// links.
  • Responsive Batch Engine: High volume (50+ URLs) yields briefly between tabs to prevent browser freezing.
  • Keyboard Shortcut: Hit Ctrl / Cmd + Enter to launch immediately.

Crafted with Precision & Elegance

Designed with modern dark & light aesthetics, sleek micro-interactions, and a clean user-first interface.

Extension Popup popup.html

Open & Collect Interface

Instant live counters, quick action buttons, and preview of currently open tabs.

URL Tab Manager Popup Interface
Preferences options.html

Preferences & Privacy Panel

Toggle duplicate filtering, background tab focus, system/light/dark themes, and review security permissions.

URL Tab Manager Options and Preferences

Engineered for Clarity & Delight

Every icon, typography choice, and color token has been curated to match modern browser aesthetics. Lightweight, accessible, and high contrast in both dark and light environments.

Crisp Vector SVG Icons Native Color Tokens High DPI Ready
URL Tab Manager Brand Showcase

Built for Daily Tab Productivity

Everything you need to streamline tab multitasking without any unnecessary weight or complexity.

Multi-Format URL Parsing

Accepts URLs separated by newlines, commas, or spaces. It validates syntax, isolates malformed links, and trims trailing junk.

All-Window Tab Harvester

Scans tabs across all active Chrome windows in their natural order and copies clean URLs directly to your clipboard.

100% Offline & Private

Zero backend servers. Zero analytics or tracking telemetry. Your URLs and profile data never leave your local machine.

High-Volume Batch Engine

Opening 100+ URLs? The extension yields smoothly between batches and shows live progress so Chrome never stutters.

Restricted Scheme Shield

Automatically flags and filters dangerous chrome:// and devtools:// schemes so your browser stays safe.

Adaptive Dark & Light Theme

Seamlessly adapts to your OS theme preference or lets you choose manual Light, Dark, or System modes in settings.

Install in 60 Seconds

Select your preferred browser below to view tailored step-by-step instructions. Works natively on all Chromium-based engines.

01
Source

Get Extension Files

Download or clone the project directory to your computer. No compiling needed.

copy_open_all_url/
assets/icons/
src/ [url-parser.js]
popup/ [popup.html]
manifest.json MV3
copy_open_all_url/
02
Omnibox

Open Extensions Tab

Open a new tab in Chrome and enter the extensions management URL.

Extensions
chrome://extensions/ Enter ↵
Opens Extensions Manager
chrome://extensions/
03
Developer

Toggle Developer Mode

Switch on the Developer mode toggle located at the top-right corner.

Extensions
Search...
Developer mode
Unlocked: Unpacked & Dev Tools
Developer mode → ON
04
Ready

Load Unpacked

Click Load unpacked and select the directory. Pin it to your toolbar!

icon
URL Tab Manager 1.0.0 • Manifest V3
Select build/ or root

Privacy & Security Architecture

Engineered from day one with strict zero-trust privacy boundaries.

  • Zero Network Requests: No fetch(), XHR, or WebSocket connections exist.
  • No Remote Code: All icons and scripts are locally bundled. Zero external CDN dependencies.
  • No Content Script Injections: The extension never modifies or inspects webpage content.
  • No DOM Injection Hazards: Sanitized with textContent; no innerHTML or eval().

Transparent Permissions

Only the minimal essential Chrome APIs are requested:

Permission Purpose
tabs Read tab URLs for copying; create tabs for opening.
storage Persist user preferences and theme settings locally.

* No <all_urls>, no webRequest, no cookies, no browsing history permissions.

Frequently Asked Questions

Yes, 100%. There are no subscriptions, in-app purchases, or ads. The entire codebase is built with vanilla ES modules and can be audited directly.
Never. The extension does not contain a single network call. All URL parsing, tab creation, and clipboard writes happen purely within your browser process.
Yes! Any Chromium-based browser supports Manifest V3 extensions. Simply enable Developer mode on your browser's extensions page and click "Load unpacked".
URL Tab Manager includes a built-in safety confirmation prompt when opening over 50 URLs, and opens tabs in asynchronous throttled batches to prevent freezing your browser.