Web and mobile push notification system. The panel lets you create messages and manage their delivery. There is also a reporting module which lets you track deliverability (bounces) and click through rate.
It lets you gather user subscriptions and send them targeted push notifications (web and mobile)
It has user segmentation modules that lets you group users based on their devices or geographical locations. It also lets you track deliveries and their effectivenses in reporting module.
System is similar to OneSignal or PushCrew. It's working with Google Firebase, technology stack - Golang, Mongodb, AWS/GCP, Vue.js