SIXA - Personal cloud computer, built for developers
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Oatfin - Painless cloud infrastructure
StatusGator - Monitor all your hosted applications, vendors, and websites, and keep your team informed of outages. StatusGator is the world's premier status aggregator, status page, and website monitoring tool.
Marshal - Quickly scan your cloud for exposed sensitive information.
IsDown App - Monitor all your cloud services status pages in one place