TabMark version history - 5 versions
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 1.2.3
Released Sep 1, 2026 - 32.72 KBWorks with firefox 140.0 and later, android 142.0 and later- Added an overwrite button to every saved tab set.
- Added a confirmation dialog before replacing a saved tab set with the current window.
- Added descriptive tooltips for the restore, overwrite, and delete buttons.
- Added the extension version to the popup title; it now updates automatically from the manifest version.
- Improved the overwrite dialog with full-width action buttons.
Source code released under Mozilla Public License 2.0
Older versions
Version 1.2.2
Released Aug 31, 2026 - 30.27 KBWorks with firefox 140.0 and later, android 142.0 and later- Fixed a Firefox manifest warning caused by the unsupported
windowspermission. - Fixed saved tabs not loading when restoring into a new window.
- Fixed saved tab groups not being recreated after restoration.
- Restored each group's title, color, and collapsed state.
- Restored the previously active tab.
- Prevented a tab-group restoration error from closing an already restored window.
Source code released under Mozilla Public License 2.0
- Fixed a Firefox manifest warning caused by the unsupported
Version 1.2.1
Released Aug 30, 2026 - 29.63 KBWorks with firefox 140.0 and later, android 142.0 and laterTabMark 1.2.1
Fixed a restore regression where only one tab could open instead of restoring the full saved window.
Restored tabs are now created explicitly in order to preserve all saved entries.
Added a regression check for multi-tab restore behavior.
Verified with the project test suite: node tests/tabs.test.js passed.Source code released under Mozilla Public License 2.0
Version 1.2.0
Released Aug 30, 2026 - 29.68 KBWorks with firefox 140.0 and later, android 142.0 and laterAtomic save replacement with staging and rollback protection.
Metadata v2 associates groups with bookmark IDs.
Sync/import fallback uses URL, title, and duplicate occurrence.
Bookmark reordering no longer changes group assignments.
Legacy metadata v1 and flat saves remain supported.
Partial restore windows are removed after failure.
Concurrent button operations are prevented.
Errors, warnings, and success messages appear in the popup.
Unsupported tabs remain saved as ordinary bookmarks with a warning.
Correct metadata identification prevents page-title collisions.
Accessible buttons, labels, focus styling, dialog semantics, and reduced-motion support.
Added the required no-data-collection declaration.Source code released under Mozilla Public License 2.0
Version 1.0.2
Released Mar 3, 2025 - 26.98 KBWorks with firefox 113.0 and later, android 120.0 and laterAdded delete confirmation dialog.Source code released under Mozilla Public License 2.0