Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.
GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.
AppDynamics - Get real-time insight from your apps using Application Performance Management—how they’re being used, how they’re performing, where they need help.
MkDocs - Project documentation with Markdown.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
Docusaurus - Easy to maintain open source documentation websites