Maintenance solution for modern Progressive Web Apps (PWAs) and Single Page Applications (SPAs): - Pre-rendering with the support of ES6/7 for search engines, social networks, and other web-crawlers - Availability Monitoring — Be the first to know when a website is down - Infrastructure Monitoring via SNMP — Predict and get alerts about malfunction and over the limit hardware resources consumption, get SMS upon new SSH login - Web Analytics — Lightweight, privacy-friendly, and GDPR compliant visitor's tracking solution, with 100% open sourced tracking code - WebSec — Integrity monitoring for DNS, Whois, and SSL certificate - Web CRON — Serverless tasks scheduling