Oxity - The all-in-one workspace for your book notes
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Summarize - Online Automatic Text Summarization Tool - Autosummarizer is a simple tool that help to summarize text articles extracting the most important sentences.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
Vemari - Helping creators monetize their book notes
Better Uptime - We call you when your website goes down