| Name | Description | Author(s) |
|---|
| uam | Unhosted application manager | Mike Cantelon |
| uam-example | Example uam local web application and package.json | Mike Cantelon |
| uasync | micro async library for lodash or underscore | Andrew Volkov |
| uax11 | Convert between full/half-width ASCII characters | Audrey Tang |
| ub.uku.js | A Backend Server for Unblock-Youku | zhuzhuor |
| ubb2html | a module for translate the form of ubb into the form of html | kai han |
| ubelt | utility belt was (Dominic's Utilities) | Dominic Tarr |
| uber-cache | Async caching module that can support any caching engine: Memory, Memcached, Redis, MongoDB | Paul Serby |
| uber-cache-redis | Redis Engine for uber-cache | Paul Serby |
| uber-compiler | Compiler for client-side JS and CSS using Google Closure and LESS | Alex Kennberg |
| uberand | A wrapper for the quantum random number generator by Chris Bumgardner (@chrisbumgardner). | Richard Key |
| uberblic | A wrapper for the uberblic.org API | Isaac Wolkerstorfer |
| uberclass | A class framework based on JavaScriptMVC $.Class and John Resig's Simple JavaScript inheritance. | David Luecke |
| uberclass-clouseau | A subclass of uberclass that adds profiling support | David Ellis |
| uberproto | JavaScript object inheritance sugar: Easy extension, mixins, super methods, proxies | David Luecke |
| uberscore | uBerscore js is (now) an early experiment: a 'higher' level data manipulator for all kinds of js collections (objects+arrays); it offers functionality & shortcuts that underscore doesn't, wouldn't, shouldn't have. | Agelos Pikoulas |
| ubersmith | Ubersmith API client wrapper | Luke Arduini |
| ubigraph | | Joshua Marshall Moore |
| ubiquity | Command line & services utility for Web development | Jean-Sébastien Tremblay |
| ubiquity-class | Client/Server javascript class module | Jean-Sébastien Tremblay |
| ubiquity-require | Client/Server async require | Jean-Sébastien Tremblay |
| ubjson | Universal Binary JSON packer/unpacker for Node.js | Oleg Efimov |
| ubuntu-ami-locator | locate ubuntu AMI ids (ala http://cloud-images.ubuntu.com/locator/ec2/) | Ken Woodruff |
| ubuntu-server-api | API to perform Ubuntu Server admin tasks via HATEOS or Websockets | David Feinberg |
| ucd | ucd - Unicode Character Database for JavaScript | ynakajima |
| ucengine | ucengine client for node.js | Mathieu Lecarme |
| ucss | Find unused CSS rules | Øyvind Håkestad |
| udc | UltraDeepClone - A complete (as possible) deep-clone algorithm that can clone objects with cycles. | Jon-Carlos Rivera |
| udev | Bindings to libudev | Henri Tuhola |
| udid | Return a string that uniquely identifies the current device, for a given app. | 'Dominic Tarr' |
| uDom | A simple DOM framework focusing on providing a minimum set of features in the smallest size possible. | Sean Clark |
| udon | Practical functional programming in JavaScript. | Benedict Eastaugh |
| udp-client | Send fire-and-forget UDP | Brian M. Carlson |
| udp-directory-service | | Unknown |
| udp-header | UDP header serialization | Ben Kelly |
| udp-proxy | UDP-Proxy for node.js. Supports both IPv6 and v4 (and proxies between them) | Olli Kankare |
| udp-rpc | A simple UDP-based RPC server built on Node.js for low-bandwidth IPC. | Unknown |
| udp-stream | UDP header serialization object stream. | Ben Kelly |
| udt | A pure JavaScript implementation of UDP-based Data Transfer Protocol. | Alan Gutierrez |
| ueberDB | transform every database into a object key value store | Peter 'Pita' Martischka |
| ueberDB-couch | transform every database into a object key value store - with couch | Azul |
| uebermongodb | transform every database into a object key value store. This is a fork from Anh Nguyen to support MongoDB | Peter 'Pita' Martischka |
| ueberRemoteStorage | unhosteds RemoteStorage backends used as a object key value store | Azul |
| uflow | Very small and unfancy control flow function | Espen Notodden |
| ufo | UFO is a develope environment for front-end developer | UFO Team of Sogou-inc. |
| ugc-roster-scraper | scrape ugc team's roster for steamids | babofitos |
| uge-example | A test module for showing off NodeJS | Bret Little |
| uglifile | This is a wrapper around the uglify.js code that produces a single file to be rendered out of express. | Sugendran Ganess |
| uglify-js | JavaScript parser, mangler/compressor and beautifier toolkit | Mihai Bazon |
| uglify-js-brunch | Adds Uglify minifying support to brunch. | Paul Miller |
| uglify-js-middleware | Connect middleware for automatic uglification of JS files. | Jake Wharton |
| uglify-js-papandreou | JavaScript parser, mangler/compressor and beautifier toolkit | Mihai Bazon |
| uglify-js2 | JavaScript parser, mangler/compressor and beautifier toolkit | Unknown |
| uglifyast | Helpers for converting back and forth between UglifyJS 2 ASTs and JavaScript objects. | Andreas Lind Petersen |
| uglifycss | Port of YUI CSS Compressor to NodeJS | Franck Marcia |
| uglifyjs-middleware | UglifyJS Middleware for connect. | Brandon Frohs |
| uglifyjs-watcher | A simple watcher for uglify-js - refer to git for how-tos | Moon |
| ugly-blanket-brunch | Brunch.io optimizer that creates separate .min.js (UglifyJS) and .cov.js (blanketjs) files. | Jeremy Fowler |
| ugofornode | UNIX permission converter | Nicolas Alessandra |
| ugurphone-ttfm-bot | Interactive bot to play hits from http://turntable.fm/ugurphone | Evin Ugur |
| uhura | server-to-server event emitter wire protocol | Stephen Belanger |
| uhyoooooo | socket.io game engine module | Unknown |
| ui | platform agnostic ui models | Marcus Westin |
| ui-juggling | ERROR: No README.md file found! | Unknown |
| ui-translator | Translator server for RequireJS i18n files. | Unknown |
| ui.js | A jquery using style template engine for javascript | aleechou |
| uiautomation-runner | require('uiautomation-runner').build_and_test { build_dir: "#{__dirname}/build/xcode" results_dir: "#{__dirname}/results/#{strftime.strftimeUTC('...')}" script_path: "#{__dirname}/all-the-tests.js" xcode_workspace: "#{__dirname}/../MyAwesomeProduct.xcworkspace" xcode_scheme: 'myawesomeproduct' xcode_configuration: 'Test' app_filename: 'My Awesome Product.app' delete_simulator_apps: true } | Unknown |
| uid | generate unique ids of variable length | Matthew Mueller |
| uid-number | Convert a username/group name to a uid/gid number | Isaac Z. Schlueter |
| uid-util | a simple method to create UIDs (unique identifiers) | skovalyov |
| uid2 | strong uid | Unknown |
| uijs | A controvertial canvas based ui system for real mobile apps | Elad Ben-Israel |
| uijs-controls | Basic control toolkit for uijs | Ram Greenberg |
| uijs-core | A controvertial canvas based ui system for real mobile apps | Elad Ben-Israel |
| uijs-devtools | Toolchain (build, debugger) for uijs | Elad Ben-Israel |
| uinexpress | Enables underscore templates in express 2 and 3. By Harald Rudell. | Harald Rudell |
| uint8 | Convert between Uint8Array and Buffer without memory copy in Browserify. | Tõnis Tiigi |
| uitest | 基于DOM的javascript测试框架 | zhangquan |
| UkGeoTool | Simple package which provides methods to convert between lat/long and easting/northings | David Bamber |
| ukijs | Simple client side app framework | Vladimir Kolesnikov |
| ukraine | Open Source Node.js PaaS with automatic Proxy and CLI client | Unknown |
| ulfsaar | Lightweight mustache template compiler | Alexander Nazarov |
| ulimit | ulimit is a tiny node module for parsing `ulimit` output. Useful when you want to know more about your app's limitations (number of open files, etc.) | Maciej Małecki |
| ulog | The minimal logger. | Felix Geisendörfer |
| ulsparser | Helper library for parsing ULS database files (from http://wireless.fcc.gov/uls/index.htm?job=transaction&page=weekly) | Richard Bateman |
| ultimate | Dependency library for `ultimate-seed`. | Pilwon Huh |
| ultimate-seed | The ultimate JavaScript/Node.js full-stack seed that makes web developers insanely productive. | Pilwon Huh |
| ultra-repl | Starting with Node's built in REPL, add in a completely redone inspect formatter, actual functioning separate V8 contexts, keybindings to create, switch, and delete between them, combine it with a bunch of color. ULTRA REPL. | Brandon Benvie |
| ultraproxy | Horribly agressive caching proxy | Daniel Schwen |
| uluru-js-sdk | ERROR: No README.md file found! | dennis zhuang |
| uluru-sdk | ERROR: No README.md file found! | dennis zhuang |
| um | shorten URLs naturally, without external link shorteners | Andrew Pennebaker |
| umbrella | Lightweight express framework - provides structure while preserving flexibility | John Granström |
| umbrella9 | Multi-project wrapper for local installations of Cloud9 IDE | Lalo Martins |
| umd | Universal Module Definition for use in automated build systems | ForbesLindesay |
| umecob | JS template engine available in both Browsers and Node.js supporting asynchronous methods with JSDeferred. | SHIN Suzuki |
| unanet-client | Unanet client. | Joe Ferner |
| unanimity | Making backbone.js and nano seamlessly work together! | Maciej Hirsz |
| uncanny | static blog generator | jesse keane |
| uncharted | Server side highcharts charting library | Greg Allan |
| uncommon | uncommon is a build tool for compiling a single browser compatible script from a CommonJS project | Michael Jeffery |
| uncss | Remove unused CSS styles | Giakki |
| under_score | Add more utilities to underscore | zed zhou |
| underarm | Underscore meets Reactive Programming | Kevin Beaty |
| underdash | Because it's the fairest possible solution. | Jeff Williams |
| underground | JavaScript base library | Enrico Marino |
| underload | Force a function to accept a maximum number of arguments | Blake Embrey |
| underprime | ERROR: No README.md file found! | Garrick Cheung |
| underpub-js | Simple pubsub lib | TJ Eastmond |
| undersc_rext | a couple extemporaneous additions to everyone's fav_rite javascript library | Aaron Stacy |
| underscore | JavaScript's functional programming helper library. | Jeremy Ashkenas |
| underscore_extended | lots of fun functions for use with underscore.js | Paul Iannazzo |
| underscore-aop | A fork of dojo/aspect that works w/ underscore-like libraries. | Joshua Newman |
| underscore-awesomer | Awesome Extensions to Underscore.js (or Lo-Dash). | Kevin Malakoff |
| underscore-brunch | Adds Underscore.js templates support to brunch. | Daniel Trojanowski |
| underscore-cli | Command-line interface to underscore.js - useful for shell scripting and JSON processing | Unknown |
| underscore-contrib | underscore-contrib
================== | Fogus |
| underscore-data | Practical tools to manage schemaful mongodb documents | Vladimir Dronnikov |
| underscore-express | underscore-express ================== | Casey Foster |
| underscore-ext | Some internal extensions to underscore | Martin Wawrusch |
| underscore-fire | Fires multiple asynchronous functions with a single callback | Unknown |
| underscore-inherit | underscore-inherit ================== | Casey Foster |
| underscore-injection | | Elliot Lai |
| underscore-object-tools | Extra functionality which can be mixed in to underscore.js for work with deep objects, etc. | Andrew Cherry |
| underscore-proto | Improvement to underscore-prototype with the latest version of underscore.js | Will Brady |
| underscore-prototype | Extends native JS object prototypes with underscore methods | Cezary Wojtkowski |
| underscore-query | Lightweight Query API mixin for Underscore | Dave Tonge |
| underscore-template-additions | Template related additions to the underscore js library (inter template includes, AMD compilation, express helpers) | mySociety |
| underscore.date | Underscore.date is a javascript date library that helps create, manipulate, and format dates without extending the `Date` prototype. | Tim Wood |
| underscore.deferred | jQuery style Deferreds | Sam Breed |
| underscore.gu | Set of Gujarati language helpers as underscore.js mixins. | Samyak Bhuta |
| underscore.inflections | Port of ActiveSupport::Inflector::Inflections for underscore.js | Robby Colvin |
| underscore.inspector | A javascript object/value inspector mixin for underscore.js | Unknown |
| underscore.kv | Key-value pairs serialization (aka "www-form-encoding") of objects for Underscore.js | David Schoonover |
| underscore.logger | Cross-browser and Node.js empowered logging. Use as Underscore.js mixin if desired. | Lance Pollard |
| underscore.nest | Underscore.Nest is an extenstion for converting flat data into nested tree structures | Irene Ros |
| underscore.nested | Nested and Delegating Accessors for Underscore | David Schoonover |
| underscore.normalize | Data normalization mixin for underscore.js. | Unknown |
| underscore.plus | Underscore extensions | Jakob Mattsson |
| underscore.string | String manipulation extensions for Underscore.js javascript library. | Unknown |
| underscore.transparent | Push Underscore.js and Underscore.string functions to native JavaScript Objects. Yep! You have Sugar JS code styling but with Underscore | Unknown |
| underscore.url | Coffeescript + Jasmine + Node.js Template for Packaged Javascript Libraries | Unknown |
| underscorec | Command line precompilation for underscore.js templates | Liam McLennan |
| underscored | Bringing underscore, underscore.string, and some other functions together under one roof | Unknown |
| UnderscoreKit | A port of Haskell's standard prelude to Javascript | Unknown |
| underscorem | Extensions to underscore. | Liam Doherty |
| UnderscoreMatchersForJasmine | Underscore and backbone Matchers for Jasmine-Node | Reg Braithwaite |
| underscorePlus | thin wrapper over underscore + mixins | Dave Dopson |
| underscorex | underscorex are some basic extensions for underscore.js | Andreas Kalsch |
| underscorify | an itty bitty curry utility | Isaac Z. Schlueter |
| understudy | action interceptor for dynamic extensible systems | bradleymeck |
| undertow | An extension to underscore | dreamind |
| underverse | underverse is simple backlog management and administration module | Arnout Kazemier |
| undirender | render undirected graphs in the terminal | James Halliday |
| undo-redoer | Simple and robust CoffeeScript/JavaScript library for undo/redo features on plain state object. Full test coverage. | Se7enSky studio |
| undone | Do, undo and redo library for javascript | dsimard |
| undress | Normalize accented unicode code points. | Erik Lundin |
| uneval | uneval approximation for node.js/v8. convert objects to code. don't use if you don't know all the things that could go wrong with this. | Chakrit Wichian |
| unexpected | **Warning: this is not totally ready for prime time yet** | Sune Sloth Simonsen |
| unfreeze-ps | Unfreeze photoshop on macs | Dave Eddy |
| unfuddle | Light javascript wrapper around Unfuddle's REST API. Asynchronous, makes use of Promises/A compliant promises. | Tom Nightingale |
| unhtml | Turn HTML-escaped characters and tags back into plain text. | Hugh Kennedy |
| unico | Unico Framework is an HTML5 CoffeScript based clientside framework for developing applications on multiple devices | Unknown |
| unicode | unicode lookup table | dodo |
| unicode-categories | Unicode categories regExps | Paul Miller |
| unicode-eastasianwidth | Counting the unicode characters based Unicode East Asian Width database. It includes some tools for dealing with characters. | ENDOH takanao |
| unicode-tokenizer | Unicode Tokenizer for line breaking. | Bram Stein |
| unicoder | detect and normalize encodings of text | Trevor Caira |
| unid | Uniquely unique IDs | Jacob Chapel |
| unidecode | ASCII transliterations of Unicode text | Francois-Guillaume Ribreau |
| unified2 | unified2 parser | Jen Andre |
| uniform | Uniform is a view model for CoffeeScript | Luke Morton |
| Uniform | Uniform is a ViewModel for CoffeeScript | Luke Morton |
| unify | An Efficient Javascript Unification Library | Richard Klafter |
| unik | Generate sortable unique IDs | Ricardo Tomasi |
| unimate | A robot | Gabriel Farrell |
| unimod | A small npm package for spawning a JS module pre-built for exporting to multiple environments. | John Newman |
| unio | One REST API Client for All. | Tolga Tezel |
| union | A hybrid buffered / streaming middleware kernel backwards compatible with connect. | Nodejitsu Inc. |
| union-find | A union-find data structure for maintaining disjoint sets. | Mikola Lysenko |
| union-option-set | | GalileoScope,Inc |
| uniq | Removes duplicates from a sorted array in place | Mikola Lysenko |
| uniq-component | array uniq | Damian Suarez |
| unique | a unique id generator for node | Ethan Setnik |
| unique-selector | Given a DOM node, return a unique CSS selector matching only that element | Eric Clemmons |
| uniquegroup | Generate lists, where a list can be a part of another list | Lajos Koszti |
| UniqueList | UniqueList creates an array that guarantess the uniqueness of each element | Takashi Mizohata |
| uniques | Filter out duplicates in an array | Azer Koçulu |
| unison | | Fedor Indutny |
| unistroke | Algorithmically equivalent but more Javascripty version of the Washington $1 Unistroke Regognizer | Damon Oehlman |
| unit | unit testing for node & the browser | Brian Carlson |
| unit-test | Utility to run unit tests | Steve King |
| unit-testling | Testling is a very basic tool to help in unit tesing. | Unknown |
| unite | Your databases. United. | Brandon R. Stoner |
| united | QUnit and PhantomJS based testrunner and code coverage generator | Based on jscoverage@siliconforks.com; Modified by asciidisco |
| unitize | Takes unitless numbers and converts them to a specificed unit. Also provides some simple formatting methods to display converted numbers to users. | Modulus |
| unitology | Easy conversions between units | Unknown |
| units | Module-like system with two step initialization | Dmitry Smolin |
| unittest-jslint | JSLint test case for unit testing | Mike Bannister |
| unittesting | ERROR: No README.md file found! | Jackson Tian |
| universal-analytics | A node module for Google's Universal Analytics tracking | Jörg Tillmann |
| universal-canvas | small wrapper to use canvas across environments easily | Nathan Zadoks |
| universal-jst | Pre-compiled JavaScript Templates | wookiehangover |
| universal-reloader | Ultra-compatible command-line tool for autoreloading most browsers on file changes | omphalos |
| universe | Project directory structure | Stéphan Kochen |
| uniweb | Uniweb Server Library | Anton Salikhmetov |
| unix | Simple framework for testing unix apps | Veselin Todorov |
| unix-dgram | Unix datagram socket | Ben Noordhuis |
| unix-dgram-papandreou | Unix datagram socket | Ben Noordhuis |
| unix-socket-credentials | Get the uid, gid and pid of a client that connects to your unix socket server | spion |
| unix-stream | Unix stream socket | Santiago Gimeno |
| unixgroups | Provide bindings for getgroups and initgroups | Joe Rozner |
| unixlib | Native Linux utilities for Node.js, currently PAM authentication, flock() and mkstemp | Ditesh Shashikant Gathani |
| unixtime | microlib to get current unixtime | Frederico Silva |
| unixy | ERROR: No README.md file found! | Unknown |
| unlimit | allows for chaining with native JavaScript objects without extending objects' prototypes | Lime |
| unmagnify | Node client for Unmagnify | Andrew Cherry |
| uno | The simplest unit testing framework possible. | Evan Moran |
| unoconv | Wrapper for converting documents with unoconv. | Graham Floyd |
| unofficial-nest-api | A simple API for accessing the very unofficial Nest thermostat APIs | Aaron |
| unorm | JavaScript Unicode Normalization - NFC, NFD, NFKC, NFKD. Read <http://unicode.org/reports/tr15/> UAX #15 Unicode Normalization Forms. | Matsuza |
| unpack | | Andrey Sidorov |
| unpack-element | unpack an element's children based on their id | Raynos |
| unpack-html | Unpack html source into elements | Raynos |
| unql | SQL-like frontend for CouchDB | Sam Gentle |
| unql-online | SQL-like frontend for CouchDB, ported to be usable in web apps | Unknown |
| unravel | Streaming recursive directory reading | Bradley Griffiths |
| unreadable | An intelligent/CSS-aware HTML Minifier and Optimizer | Jamie Mason |
| unrequire | Module inclusion system | Matt Glazar |
| unroll | A helper tool to easily iterate through test data against a test method with verbose output about each iteration. | Lawrence Carvalho |
| unshorten | A simple URL unshortener. | Mathias Bynens |
| unshortener | A simple library that can unshorten any short url | Swizec |
| untar | a simple tar file unpacker | Jake Rosoman |
| unterproto | Simplest possible prototypal inheritance sugar. For node and browser. | fragphace |
| untested | Orders tests for a source code change based on code coverage analysis. | Gleb Bahmutov |
| until | An event collector of nodejs' EventEmitter | Patrick Wang |
| until-stream | A PassThrough stream that stops piping when a pattern is reached | Evan Oxfeld |
| untiny | Untiny a URL | Dave Eddy |
| unused | A module which reports unused variables in your code. | Tomaz Muraus |
| unzip | Unzip cross-platform streaming API compatible with fstream and fs.ReadStream | Evan Oxfeld |
| up | Zero downtime reloads for Node HTTP(S) servers. | Unknown |
| up-client | Node.js client for the (unofficial) Jawbone UP API | Andrew Sliwinski |
| up-hook | | Unknown |
| upbeat | One stop show to your dashboard | Jeff Su |
| upbeat-dashboard | ERROR: No README.md file found! | Jeff Su |
| upbeat-health | Health check strategies for upbeat | Jeff Su |
| upbeat-server | Server for running upbeat. | Jeff Su |
| upcast | Upcast is a low-level JavaScript type checking and casting library | Rowan Manning |
| update-exchange-rates | Update exchange rates | Patrick Paul-Hus |
| update-notifier | Update notifier for your package | Sindre Sorhus |
| updater | be notified if your app is out of date | Sam Saccone |
| updoc | the flexible javascript documentation generator | Greg Smith |
| upfront | Helps setup your front end. Precompiles templates to send them to the browser | Darcy Murphy |
| upgrade | A simple Node websocket library to handle http upgrades. | Dan Cobb |
| upgrade-ex | Response object for HTTP Upgrade/CONNECT | Stéphan Kochen |
| upload | Asynchronous file uploading using HTML5 file uploading or background iframes | Andrew McCollum |
| upload-component | file upload and progress api | Unknown |
| upload-hash-name-middleware | upload to hash rename expressjs middleware | Oleg Korobenko |
| upload-middleware | upload middleware for express running on top of node-formidable | Tugdual de Kerviler |
| uploadcare | Library for uploadcare.com. | Rex Morgan |
| uploader | File sharing platform built on Nodejs and Amazon S3 | Bradley Griffiths |
| uploadfog | Expressjs upload manager.. | Ayhan Kuru |
| uploadfs | Store files in a web-accessible location via a simplified API. Can automatically scale images. Includes both S3-based and local filesystem-based backends with the most convenient features of each. | Thomas Boutell |
| uploads | Stream-based file upload middleware for Node.js. | Jared Hanson |
| upnode | transactional connection queue for dnode | James Halliday |
| upnp | A (crude) UPnP client and server | Nicholas Libby |
| upnp-client | A Client Library to interface with UPnP compliant devices. | Nathan Rajlich |
| upnp-device | Create UPnP devices in Node.js | Jacob Rask |
| upon | varied reference frame | Orlin M Bozhinov |
| upper-bound | Find the index of the first element greater than x in a sorted array | Mikola Lysenko |
| upper-rangedel | A LevelUP plugin providing a native rangeDel() method via downer-rangedel | Unknown |
| upperscore | underscore extension | Bruno Windels |
| upsilon | up your silo to a boon of zeus proportion | Orlin M Bozhinov |
| upstage | Utility to crawl an entry URL and produce a static copy of the site. | James Weston |
| upstarter | Easily create upstart services for your node apps | Carlos Rodriguez |
| uptime | Process supervision | Silas Sewell |
| uptime-robot | A simple node.js API for uptime robot | ForbesLindesay |
| uptime-webhooks | A webhooks plugin for Uptime | Paul Dixon |
| uptimed | Access the uptime with node.js | Joshua_Giraffe |
| upto | Simple app for todo lists | Lars-Magnus Skog |
| upy | Upy is a easy to use machine uptime module for node.js build C++ | Fredrik Forsmo |
| upyun | Node.js module for upyun.com REST APIs. | James Chen |
| uquery | This is a port of some jQuery functions exported to Node.js as mixins to the underscore library. Primarily this was started to incoporate the jQuery.extend function into Node.js (jQuery.extend was ported as _.merge) | Nathan A Sculli |
| urban | Simple API and command line for Urban Dictionary | Murilo Santana |
| urban-airship | Urban Airship API wrapper. | Christopher John |
| urbane | Restart your app like a gentleman | Jonathan Crossman |
| ureal | urls are serialised data structures; this library lets you treat them that way | Unknown |
| ureddit | API Wrapper for the University of Reddit | Gaurav Mali |
| urequire | Javascript Module converter: write modular code once, convert to UMD and run/test on AMD (browser/requirejs) & nodejs. | Agelos Pikoulas |
| uri | | webr3 |
| uri-js | An RFC 3986 compliant, scheme extendable URI parsing/validating/resolving library for JavaScript. | Gary Court |
| uri-parser | Module that has utilities for URI parsing | Stuart Hudson |
| uri-template | Parse and expand URI templates as defined by http://tools.ietf.org/html/rfc6570 | Stephen Sugden |
| uri-template-w-unescaped | Parse and expand URI templates as defined by http://tools.ietf.org/html/draft-gregorio-uritemplate-08, with the additional, non-RFC {%unescaped} expression | James Zetlen |
| URIjs | URI.js is a Javascript library for working with URLs. | Rodney Rehm |
| uriparser | Fastest uriparser, written in C | Jakub Lekstan |
| uritemplate | An UriTemplate implementation of rfc 6570 | Franz X Antesberger |
| url | Node.JS url module | Joyent |
| url-expander | An URL expander | Daniel Hofstetter |
| url-express-crud | URL express resource CRUD helper, helping you simply and quickly expose basic CRUD operations for your express projecs | Uroš Lates |
| url-helper | Rails' UrlHelper ported to Javascript | Mark Huetsch |
| url-join | Join urls and normalize as in path.join. | José F. Romaniello |
| url-loader | url loader module for webpack | Tobias Koppers @sokra |
| url-parser | url parser that works uniformly on all javascript platforms | Unknown |
| url-pattern | url-pattern matches urls with patterns and extracts named url segments | Maximilian Krüger |
| url-shortener | Spawn up a simple webserver to act as a URL shortener | Dave Eddy |
| url-template | This is a simple URI template implementation following the [RFC 6570 URI Template specification](http://tools.ietf.org/html/rfc6570). The implementation supports all levels defined in the specification and is extensively tested. | Bram Stein |
| url-title | Generate a humanized title from a url | TJ Holowaychuk |
| url-util | JavaScript AMD library for working with URLs for use on client-side or server-side | Unknown |
| url-whitelist | url-whitelist can create whitelists by including and excluding url patterns and check urls against them | Maximilian Krüger |
| url.js | URL building and parsing. | Kevin Cox |
| url2 | Node's URL module plus relative pathing | Kris Kowal |
| url2image | A Node.js module to create images from websites | Karl Skomski |
| url2path | Convert urls into valid file paths | Adam Ahmed |
| url2png | node.js API for the URL2PNG online service | Forbes Lindesay |
| url2png-murally | node.js API for the URL2PNG online service | Forbes Lindesay |
| urlencode | encodeURIComponent with charset | fengmk2 |
| urlexpand | Expand the shorten url, handle all the 30x http redirect and get the original url. | fengmk2 |
| urlfile | Parse and create .url (bookmark) files | Dave Eddy |
| urlgrey | urlgrey is a library for url querying and manipulation | Unknown |
| urlgrey-connect | [](http://travis-ci.org/cainus/urlgrey-connect) [](https://coveralls.io/r/cainus/urlgrey-connect) [](http://badge.fury.io/js/urlgrey-connect) | Gregg Caines |
| urlify | simplifies converting utf8 strings to ASCII strings which can be used as readable URL-segments. | Enno Boland |
| urllib | Help in opening URLs (mostly HTTP) in a complex world — basic and digest authentication, redirections, cookies and more. | fengmk2 |
| urlmaster | URL, Web, testing | Avi Deitcher |
| urlmatch | URL host/port/path matching (kind of like fnmatch) | Andrey Tarantsov |
| URLON | URL Object Notation. JSON-like encoding for URLs | Vjeux |
| urlparse | URL parsing, validation, normalization, and matching | Lloyd Hilaiel |
| urlparse-cache | Parse a url string using Node's builtin module and cache the results | Dave Eddy |
| urlparse.js | Flexible node.js url.parse replacement. Parsed URLs like a browser would and fills in the missing pieces | Bob Corsaro |
| urlresolve | Resolves paths against URL patterns | Jonathan Buchanan |
| urlrouter | connect missing router middleware, support express format routing. | fengmk2 |
| urls | Enhancing urls for express.js. | Nikolai Aleksandrenko |
| urlsafe-base64 | URL Safe Base64 encoding | RGBboy |
| urlship | Urlship API for nodejs | urlship |
| urlship-bees | urlship-bees ============ | urlship |
| urlshortener | url shortener(goo.gl, bit.ly) for node.js | khiro |
| urltester | test url redirects with a result and confirm they are working | Mark Willis |
| urlWatch | | Unknown |
| urn-parser | Module that has utilities for URN parsing | Stuart Hudson |
| ursa | RSA public/private key crypto | Dan Bornstein |
| urturn-expression-api | Urturn.com expression API | Webdoc |
| urturn-sandbox | urturn-sandbox ============== | Unknown |
| urturn-toolbelt | Command Line Using Node | Webdoc, Pier-Loïc Doulcet, Olivier Amblet |
| urun | The minimal test runner. | Felix Geisendörfer |
| urza | Urza is a node.js framework built for rapid development. | Jesse Ditson |
| us-atlas | Roll your own TopoJSON from the National Atlas one million-scale dataset. | Mike Bostock |
| usage | simple way to lookup linux process usage | Arunoda Susiripala |
| usain | A simple task runner tool. Named after the best runner in the world, Usain Bolt. | Henry Lawson |
| usb | Library to access USB devices | Nonolith Labs |
| usb-detection | List USB devices in system and detect changes on them. | Unknown |
| usbmaestro | Used to access the Maestro USB servo controller | Unknown |
| use | DRY version of require() | Kurt Griffiths |
| use-impromptu | Use impromptu, a better prompt. | Impromptu Team |
| use-require | Import your node files without specifying their full path | Giovanni Donelli |
| use-strict | Makes all modules in Node get loaded in strict mode. | Isaac Z. Schlueter |
| useful | A collection of useful utils for server and client side | Roman Landenband |
| useful-functions.js | Useful functions for everyday javascript. | S |
| useless | NodeJS framework that does everything and nothing at the same time | Contra |
| usenode-release | Release script for releasing usenode projects | Richard Hodgson |
| user | User | Unknown |
| user-agent | user-agent string parser | TJ Holowaychuk |
| user-agent-parse | user agent parser to get browser type, os, mobile etc.. | Jujhar Singh |
| user-agent-parser | Lightweight JavaScript-based user-agent string parser | Faisal Salman |
| user-agents | Exports a list of various user-agents, useful for scraping | Vitaly Aminev |
| user-bee | Framework to trigger emails based on user behavior | Jason Bosco |
| user-data | Very simple User Data Model. Saves user data to json file | Camilo Tapia |
| user-stream | Simple twitter user stream client. Only one dependency (oauth). | Aivis Silins |
| user-voice | A library for making UserVoice API calls | Brian Collins |
| useradd | | Maciej Małecki |
| useragent | Fastest, most accurate & effecient user agent string parser, uses Browserscope's research for parsing | Arnout Kazemier |
| useragent_parser | Browser useragent parser. | Michael Shapiro |
| useragent-node | useragent-node
============
app.js
````
var express = require('express'), app = express();
app.set('view engine', 'm')
app.engine('m', require('hogan-express'))
app.set('views', '.')
app.listen(3000);
console.log('running on 3000') | C Borkert |
| useragent-parser | A NodeJS User Agent Parser. | Unknown |
| useragent-wtf | JUST TELL ME THE USERAGENT! | Dominic Tarr |
| useragents | Generate user agent strings | Karl Böhlmark |
| userauth | user auth abstraction layer middleware. | fengmk2 |
| userbadges | UserBadges.com client for Node.js | Daniel G. Taylor |
| userbar | Simple lib to create classic Userbars | Anton Bravin |
| usercloud | User credential management aaS | Unknown |
| usercycle | JavaScript USERcycle API for Node.JS | Mike de Boer |
| usererror | A base class for V8 JavaScript errors | Michael Jackson |
| usergrid | A Node.js module for making API calls to App Services (Usergrid) from within Node.js | Rod Simpson |
| userhome | A platform independent path to the user's home | Kyle Robinson Young |
| userid | Lookup uid and gid information in node.js. Uses native POSIX bindings, not processes. | Jen Andre |
| usermod-pg | User access module linked to connect-pg | Jeff Baskin |
| userplane | Userplane API wrappers | Matthew Turner |
| users-manage | users-manage ============ | Pablo Novas |
| users-node | Simple user management for Node.js | C Borkert |
| usersonline | List the most recent 100 users visiting your site: Date, Time, IP Address, User Agent, Landing Page, Referring Url. | Kory Becker |
| usertiming | W3C UserTiming polyfill | Nic Jansma |
| uservoice | Easy integration with Uservoice | Campbell Anderson |
| uses | DSL to use your values as you wish. | Irakli Gozalishvili |
| uslug | A permissive slug generator that works with unicode. | Jeremy Selier |
| uso | Programatic Userscripts.org HTTP wrapper. | Unknown |
| usr | User and groups management rest webservice | Luc Boissaye |
| utc | Simple underscore.js template compiler. | nowamasa |
| ute | Common layer on top of Express node web framework. | Cliffano Subagio |
| utensil | a utensil to fork and monitor servers across cpus | Unknown |
| utest | The minimal unit testing library. | Felix Geisendörfer |
| utf7 | Converts text to and from UTF-7 (RFC 2152 and IMAP) | Konstantin Käfer |
| utf8 | Basic Utf-8 encoding/decoding library to alleviate confusion among people. | Ryan McGrath |
| util | Node.JS util module | Joyent |
| util-ext | Common & useful functions that extend the Util class in NodeJs | Johnny Halife |
| util-extend | Node's internal object extension function | Unknown |
| util-js | General additional functionality for native types. | Martin Gallagher |
| util-marc | This NODE module enables you to read existing MARC records from a file, string, or from a Z39.50 source. You can also use this package to create new MARC records. | Tolga Akyuz |
| util4js | The util4js library contains JavaScript utilities. | Gediminas Backevicius |
| utile | A drop-in replacement for `util` with some additional advantageous functions | Nodejitsu Inc. |
| utilhex | hex buffer tools - way not ready for anything usefull | iskedk |
| utilikilt | Seriously simple prototyping | Pete Hodgson |
| utilities | A classic collection of JavaScript utilities | Matthew Eernisse |
| utility | A collection of useful utilities. | fengmk2 |
| utility-belt | This package adds ruby-like chained casting methods to javascript objects. | David W. McKelvey |
| utils | some handy utility functions | Robert Graczyk |
| utils_poh | ERROR: No README.md file found! | Unknown |
| utils-collection | A collection of utilities from other people | Aung L Oo |
| utilskit | Helpers for Node.Js. | Unknown |
| utilxi | UtilXI, a utility library extends underscore. | Logan Howlett |
| utilz | Various Small Utility Functions for Node.js | Juraj Vitko |
| utml | Express compliant templating for underscore.js | Mike Frey |
| utoria | Project UtoRIA | Andrey Yamanov |
| utuber | Nodejs HTTP server and browser bookmark to make downloading Youtube videos to your server easy. | LrdGrmRpr |
| uubench | A tiny asynchronous JavaScript benchmarking library | Aleksander Williams |
| uuid | Rigorous implementation of RFC4122 (v1 and v4) UUIDs. | Robert Kieffer |
| uuid-js | A js library to generate and parse UUIDs,TimeUUIDs and generate TimeUUID based on Date for range selections | Patrick Negri |
| uuid-lib | A UUID generator and validator. | Dan Dean |
| uuid-pure | Random ID generator. NOT RFC COMPLIANT!! (see: node-uuid) | Aaron Blohowiak |
| uuid-time-uri | Create a short URI based on UUID and current time | Kenneth Kan |
| uuid-v4 | A simple v4 UUID generator | James Brumond |
| uuid-v4.js | random uuid (rfc-4122 v4) generator | Unknown |
| uuid.js | Wrapper on libuuid | Subbu Allamaraju |
| uuu | xhello world test app | Unknown |
| uva-node | UVa Command Line Tool | Lucas Tan |
| uvrun | Bindings to the uvrun functions in libuv to node.js. | Tim Caswell |
| uxer | library of user interaction modules, under construction | johhnyscript.us |
| uxer-flat-dial | a flat dial / knob / spin event for touch and mouse | johnnyscript.us |