back end part implemented using springboot framework. please, make sure you that you change paths found in some classes to the location where you download this project, the project folder was named EmailBackServer. the application supports many features :
- sending emails
- staring emails
- mark an email as important
- making a custom folder where you can put some emails but up to 1 folder
- trashing emails
- make an email as draft
- resend the drafts
- sending attachments with email
- deleting the trashed emails after about 30 days from the trashing process date
- searching for some users
- adding users as friends