Fuse IDE can currently edit any existing routes at runtime.
... as well as delete any existing routes.
Adding a new route at runtime is on the roadmap.
I am not sure its exposed easily in the UI, but the underlying technologies makes it possible.
There is API on CamelContext to add/remove routes at runtime in Java and JMX.
You can expose those APIs using a REST/SOAP API yourself.
The JMX API is on ManagedCamelContext.
See this example for adding a new route at runtime
What about camel-web?
I found these related to camel-web not being distributed with ActiveMQ anymore:
Are the licensing issues fixed? I noticed that 3329 says that they reverted to an older version due to size, but I cannot find it in the latest ActiveMQ releases.