Search all Tabs is a free Chrome extension developed by lunu.bounir. It falls under the category of Browsers and is a part of the Add-ons & Tools subcategory. This extension provides a powerful offline indexing and searching tool to find matching terms in tab's title and content.

With Search all Tabs, you can easily find the relevant tab among many open ones. It supports search operators like "AND" and "OR" to refine your search. The extension also allows you to index local files and supports parsing content from around 30 languages. It displays a preview (snippet) for the matching results, and you can directly activate the container tab by clicking on each search entry.

Some notable features of Search all Tabs include the ability to copy all URLs to the user's clipboard, group all matched tabs as a new window, and keyboard-only controls. It also supports a dark theme and does not search on duplicated tabs. Additionally, you can search inside PDF tabs and enable deep search to display more matching snippets for a single tab. The extension even allows you to close the selected tabs from the search results.

Please note that this extension works offline and stores the indexing database in your browser memory. There is no server-side interaction involved. It supports two different indexing engines: Xapian (a C++ engine) and Lunr (a pure JavaScript engine). Make sure to read the FAQs page to familiarize yourself with the search operators and keywords.

Overall, Search all Tabs is a valuable tool for efficiently searching and managing your open tabs in Chrome, offering a range of useful features and customization options.