jsrpc
this is a json-rpc server that is meant to work with a jrpc server https://gfx.cafe/open/jrpc
what that means is a json-rpc2 server over either https or websocket. that also supports ethereum-rpc style subscriptions
it should work both in node and on the web
it allows you to define type safe api client
you will need to install ws if you want to use it in node