HappyCoders 🌱 Stack Backend Stack Springboot 2.2.4 Spring Security JavaMailSender Gmail SMTP Frontend Libraries Thymeleaf Bootstrap 4.4.1 Jdenticon 3.1.1 Summernote 0.8.20 Tagify 4.9.0 Cropper 4.1.0 DB stack JPA Spring Data JPA PostgreSQL External Libraries FireBase (FCM)