gorush - A push notification server written in Go (Golang).

A push notification micro server using Gin framework written in Go (Golang).

• Support Firebase Cloud Messaging using go-fcm library for Android.
• Support HTTP/2 Apple Push Notification Service using apns2 library.
• Support YAML configuration.
• Support command line to send single Android or iOS notification.
• Support Web API to send push notification.
• Support graceful restart & zero downtime deploy using facebook grace.
• Support HTTP/2 or HTTP/1.1 protocol.
• Support notification queue and multiple workers.
• Support /api/stat/app show notification success and failure counts.
• Support /api/config show your YAML config.
• Support store app stat to memory, Redis, BoltDB, BuntDB or LevelDB.
• Support p12 or pem formtat of iOS certificate file.
• Support /sys/stats show response time, status code count, etc.
• Support for HTTP proxy to Google server (FCM).
• Support retry send notification if server response is fail.
• Support expose prometheus metrics.
• Support install TLS certificates from Let's Encrypt automatically.
• Support send notification through RPC protocol, we use gRPC as default framework.