A partial implementation of HKP is running here.
You can specify options by adding the
options GET parameter. They're comma-seperated.
mr- Return Machine Readable respesentations
x-json- Return JSON representations (Without
mr, pretty JSON will be returned)
x-clude-sks- Don't ask the SKS network
x-clude-keybase- Don't ask Keybase
The source code is available on Github.