tawk.to - tawk.to is a free live chat app that lets you monitor and chat with visitors on your website or from a free customizable page
SeamlessDesk - SeamlessDesk is a cloud-based service desk software solution that makes it easy to manage customer support operations of any size.
ChatWoot - Open-source omnichannel customer engagement platform
Elevio - Learn how elevio can help bring all your support channels into one, to provide the best support possible for your users
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.
Lighthouse Desktop - KMS Lighthouse offers world class search technology, providing instant answers to questions to reduce time to accurate knowledge.