New Tab Same Group is a Firefox extension that improves tab organization by automatically inserting new tabs into the same group as your current active tab — right after it, at the beginning, or at the end of the group, based on your preference. This extension only works with native tab grouping v138+ 🚀 Features

✅ Automatically groups new tabs with the active one
🎯 Choose where new tabs are inserted:
After active tab (default)
At the beginning of the current group
At the end of the current group
🧠 Smart tracking of the source tab to ensure consistent behavior
🖤 Fully supports Firefox's native tab groups
🔒 Zero tracking, zero external dependencies
🧩 Works perfectly with both vertical tab layouts and classic horizontal tabs

🛠 Requirements

Firefox 138 or higher
The browser’s native tab grouping system must be enabled

⚙️ How to Enable Tab Groups in Firefox This extension works with both classic horizontal tabs and vertical tabs in the sidebar. If you don’t see tab groups:

Open the sidebar via F1 or View → Sidebar → Tabs
Right-click on a tab and choose Move Tab to New Group

If tab grouping is missing entirely:

Go to about:config
Search for browser.tabs.grouping.enabled
If it exists, set it to true
Restart Firefox

🟣 Note: This extension only works with native tab grouping, not third-party tab managers.

🧩 Installation Download from addons.mozilla.org 📝 License MIT — see LICENSE.txt

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