JMS is a CMS based on Angular that is fully configurable through JSON schema-s. JMS is very opinionated especially when it comes to things like templating engines and email services, even though this should be easily interchangeable.
A live example can be found here.
For more information consult our wiki.
Note: JMS is in active development and shouldn't be used in a production environment. Progress towards our production ready goal can be tracked here.