npm install --save @types/connect
This package contains type definitions for connect (https://github.com/senchalabs/connect).
Files were exported from https://www.github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/connect
Additional Details
These definitions were written by Maxime LUCE https://github.com/SomaticIT, Evan Hahn https://github.com/EvanHahn.