my-ua-parser
Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment
ember-useragent
An Ember addon for Fastboot-enabled userAgent parsing via UAParser.js.
js-use-core
JavaScript Comprehensive tool library, including full screen, copy and paste functions
udger-nodejs
NodeJS User-Agent String Parser based on Udger SQLite databases https://udger.com/products/local_parser