Cryonics is a free Chrome extension developed by Jing Li. It falls under the category of Browsers and is categorized as an Add-ons & Tools subcategory. This extension offers a convenient solution for users who want to save all their opened tabs and easily access them later on any computer.

One of the standout features of Cryonics is its ability to automatically sync saved data with Chrome sync. This means that users can access their saved tabs on any device without the need for another account. The extension boasts a neat user interface, powered by Twitter's Bootstrap, ensuring a smooth and intuitive user experience.

When saving tabs, users have the option to add a hint, which can be a word or phrase to remind them of the content of the tabs. If no hint is provided, the saving identifier will consist of a timestamp and the number of tabs. This feature allows for easy organization and retrieval of saved tabs.

Another useful feature of Cryonics is that it does not close the Chrome window after saving tabs. This allows users to continue working on the tabs if they wish. Additionally, the extension allows users to save their tabs as many times as they want, with each save being stored as a different entry.

Overall, Cryonics is a valuable extension for Chrome users who want to save and resuscitate their opened tabs effortlessly. Its seamless synchronization, intuitive interface, and convenient features make it a must-have tool for efficient browsing.