Naja is a command line tool that helps you set up a workspace for your vyper projects and compile and generate ready to use json files for your contracts. It will soon support automatic contract deployment python script creation and vyper contract testing.
You can install the latest release using pip:
pip install naja-cli==0.6
naja init => will set up a workspace in the current location
naja init --path => will set up a workspace in the specified path
naja compile => compile all the contracts in the Contracts folder
naja compile --contract => compile the specified contract in the Contract folder