By: xcv58
Search, group, move, and clean up tabs across browser windows with a keyboard-first workflow
Features & Capabilities
User Growth & Download Statistics
- By:
- xcv58
- Daily users:
- 114
- Rating:
- 4.13 (15)
- Version:
- 2.3.0 Last updated: 2026-04-03
- Version code:
- 6206293
- Creation date:
- 2019-04-23
- Risk:
- Moderate risk impact Moderate risk likelihood
- Permissions:
- Size:
- 271.98KB
- Email:
- fi*****@xcv58.com
- URLs:
- Website
- Full description:
- See detailed description
- Source:
- Firefox Add-ons Store
- Data ingested on:
- 2026-06-23
- Compare stats and ranking:
- Tab Manager v2 vs Tab Manager Plus
- Tab Manager v2 vs Tabs Manager Pro
- Tab Manager v2 vs Many Tabs Manager
Ranking
For Developers
Contact the developer
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Permission Change History
2026-03-15: Version 1.25.3 → 2.0.1
Add Permissions: tabGroups
User Reviews
Had to revert back from the new 2.0.1 version. Granted I have multiple windows with a few thousand discarded tabs, which is still manageable. After the update, the interface dramatically slowed down, even affect speed of other addons likely due to much increased CPU, very delayed display painting in the manager window. Selecting and moving groups of tabs is slow. Lost darkened highlight of the active tab in a window, probably related to the not really needed lightened box background for each window. Didn't check if one annoying bug was fixed where selecting a tab in a tall list one jump the screen like there was an anchor point. Was too distracted by the negative changes. So, for now sticking to the previous version unless I hear of massive improvements, but this ain't it even though I very much would like to see improvements since I don't really like how other addons try to tackle the same features.
by En*****, 2026-03-15
by 敬念*****, 2025-03-31
by 天灭*****, 2025-03-01
Is Tab Manager v2 Safe?
Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.
Tab Manager v2 requires a few sensitive permissions. Exercise caution before installing.
Risk impact analysis details
- Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- High ****** ********* ** * ****** ******** ******** ********** * ******* ******* *****
- Medium ******* ***** *********** ***** ****** ********* *** ***** ********* **** **** ************** *** ********
- Low ****** ***** ** ******* ****** ********** **** ** ** ******** ******* ** **** ***** *************
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.
Tab Manager v2 is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
- Medium **** ********* *** ******* ** *** **** * ******* *** ******* *** *** ** ****** ** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
- Good **** ********* *** **** **** *******
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