Zen Auto-Close Tabs — Matt B

Zen Auto-Close Tabs automatically closes inactive, unpinned tabs after a chosen interval.

It is designed for Zen Browser users who want Arc-style automatic tab cleanup, but it uses standard Firefox WebExtension APIs.

Features:

• Defaults to 12 hours
• Supports 24 hours, 7 days, 30 days, Off, and Custom seconds
• Preview eligible tabs before closing anything manually
• Run cleanup manually from the popup
• Checks shortly after browser startup and periodically while running
• Skips pinned tabs
• Skips active tabs
• Skips audible tabs
• Skips private tabs
• Skips internal browser pages

This is an unofficial add-on and is not affiliated with Zen Browser.

No data is collected or transmitted.