Asheron's Call Rare Hunter Decal Plugin
It will keep track of kills per hour and rares found for each session. When a rare is found, and if you enable it, it will send you an email or notify you in a webhook discord channel.
Download DLL: https://github.com/Oonej/RareHunter/releases
Its preconfigured to use gmail, but gmail requires you to authentic third party 'non-safe' applications to use their service. Simple use the link below: https://www.google.com/settings/security/lesssecureapps
Edit channel, Select webhooks, create webhook, copy the URL provided into the decal plugin. All notifications from the app will be sent to this discord channel.