HyraxHub is described as 'Share clipboard with PC and transform android notifications to desktop notifications'. There are seven alternatives to HyraxHub for a variety of platforms, including Windows, Android, Android Tablet, Online / Web-based and iPhone. The best alternative is Pushbullet, which is free. Other great apps like HyraxHub are AirDroid (Freemium), AirMore (Free), Gotify (Free, Open Source) and Pushover (Paid).
AirDroid is an intelligent device management platform for remote control, files transfer, managing documents, receiving and sending text, receiving notifications, and even screen mirroring on the computer.
Join is a mobile and desktop application that lets you remotely control many aspects of your Android phone through Tasker integration, as well as send and receive files, SMS, screenshots. It also has universal copy/paste and screenshot mirroring.