Online repositories for node.js packages/modules which are searchable on. Command line utility to install Node.js packages, do version management and dependency management of Node.js packages. NPM comes bundled with Node.js installables after v0.6.3 version. 26/03/2017 · typings install --save --global dt~d30.0.020160907005744 While the typings utility works these days, looking forward it seems like this utility is being phased out in general node.js and npm development and developers are now standardizing on using the regular npm install command to install typed definition files from the Definitely Typed project. Yarn uses checksums to verify the integrity of every installed package before its code is executed. Super Reliable. Using a detailed, but concise, lockfile format, and a deterministic algorithm for installs, Yarn is able to guarantee that an install that worked on one system.