Updatify
Deliver release notes to your customers through widget, receive feedbacks
Updatify is a tool to communicate your product updates to your customers through embedded widget, receive feedbacks, and reactions, includes full featured blog and email subscriptions for your customers to also get notified via email
Using integrations you can use various sources for your update notes - such as GitHub, Jira, etc and deliver them to different channels, like slack, discord, email, etc
If you run open source application, I'm happy to provide free lifetime subscription
