v3.3.0-beta

This release updates the regex pattern for Slack to include enterprise and SSO support. Before being promoted to a production release, adding this as a beta release for extension testing prior to release to the App Store, Chrome Web Store, and Edge Add-on Store.

For Chrome:
Download Source code (zip) of this release and unzip it. Then navigate to chrome://extensions/ and enable "Developer mode" using the toggle in the top right corner. Upload the extension manually by pressing "Load unpacked" and selecting the unzipped TabCloser folder.

For Edge:
Download Source code (zip) of this release and unzip it. Then navigate to edge://extensions/ and enable "Developer mode" in the left sidebar, it's near the bottom. Upload the extension manually by pressing "Load unpacked" and selecting the unzipped TabCloser folder.

For Safari:
tabcloser-3.3.0-macos.zip is available for download here. TabCloser.app was created using Xcode and signed for Direct Distribution, however there are a few steps you'll need to take to enable it. With this release, the minimum deployment target for macOS is now macOS Sonoma 14.6.

1.) You can unzip this and drag TabCloser.app to your Applications folder.

Finder.mp4

2.) Once you install TabCloser you'll need to launch Safari and go to Safari > Settings > Advanced and check Show features for web developers. Once you've done that, go to the Developer tab and enable Allow unsigned extensions.

EnableExtension.mp4

You can also download the core files here and use Xcode to convert it to a Safari extension on your own. Read this article from Apple to learn how.