GeeTest is a CAPTCHA and bot management provider, protects websites, mobile apps, and APIs from automated bot-driven attacks, like ATO, credential stuffing, web scalping, etc.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Nuxt is a Vue framework for developing modern web applications.
Open Graph is a protocol that is used to integrate any web page into the social graph.
Vue.js is an open-source model–view–viewmodel JavaScript framework for building user interfaces and single-page applications.