Osyaburi is a free Chrome add-on designed to enhance your experience with connpass events by notifying users of specific attendees. This tool can track the presence of designated usernames among event participants and will alert you if the specified user is present. Such notifications help in staying connected with relevant attendees during events, making it easier to network and engage with desired individuals.

The add-on streamlines the process of monitoring participant lists by providing real-time alerts, ensuring that users do not miss out on important connections. Osyaburi is particularly useful for those who frequently attend connpass events and want to keep tabs on specific individuals, thereby enhancing the overall event experience.