DefinitelyTyped 
The repository for high quality TypeScript type definitions.
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Other means to get the definitions
- NuGet packages
- TypeScript definition package manager
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List of Definitions
- Ace Cloud9 Editor (by Diullei Gomes)
- AmCharts (by Covobonomo)
- AngularJS (by Diego Vilar) (wiki)
- Arbiter (by Arash Shakery)
- async (by Boris Yankov)
- Backbone.js (by Boris Yankov)
- Backbone Relational (by Eirik Hoem)
- Bootbox (by Vincent Bortone)
- Bootstrap (by Boris Yankov)
- bootstrap-notify (by Blake Niemyjski)
- bootstrap.datepicker (by Boris Yankov)
- Box2DWeb (by Josh Baldwin)
- Breeze (by Boris Yankov)
- CasperJS (by Jed Hunsaker)
- Cheerio (by Bret Little)
- Chosen (by Boris Yankov)
- Chrome (by Matthew Kimber)
- CodeMirror (by François de Campredon)
- Commander (by Marcelo Dezem)
- d3.js (from TypeScript samples)
- domo (by Steve Fenton)
- dust (by Marcelo Dezem)
- EaselJS (by Pedro Ferreira)
- ember.js (by Boris Yankov)
- EpicEditor (by Boris Yankov)
- expect.js (by Teppei Sato)
- Express (by Boris Yankov)
- Ext JS (by Brian Kotek)
- Fabric.js (by Oliver Klemencic)
- Fancybox (by Boris Yankov)
- File API: Directories and System (by Kon)
- File API: Writer (by Kon)
- Finite State Machine (by Boris Yankov)
- Firebase (by Vincent Bortone)
- FlexSlider (by Diullei Gomes)
- Foundation (by Boris Yankov)
- FPSMeter (by Aaron Lampros)
- FullCalendar (by Neil Stalker)
- Gamepad (by Kon)
- glDatePicker (by Dániel Tar)
- GreenSock Animation Platform (GSAP) (by Robert S.)
- Grunt JS (by Basarat Ali Syed)
- Google API Client (by Frank M)
- Google App Engine Channel API (by vvakame)
- GoogleMaps (by Esben Nepper)
- Google Geolocation (by Vincent Bortone)
- Google Page Speed Online API (by Frank M)
- Google Translate API (by Frank M)
- Google Url Shortener (by Frank M)
- Hammer.js (by Boris Yankov)
- Handlebars (by Boris Yankov)
- Highcharts (by damianog)
- History.js (by Boris Yankov)
- Humane.js (by John Vrbanac)
- i18next (by Maarten Docter)
- iCheck (by Dániel Tar)
- Impress.js (by Boris Yankov)
- Intl (by Jeffery Grajkowski)
- iScroll (by Boris Yankov)
- jake (by Kon)
- Jasmine (by Boris Yankov)
- jQRangeSlider (by Dániel Tar)
- jQuery (from TypeScript samples)
- jQuery Mobile (by Boris Yankov)
- jQuery UI (by Boris Yankov)
- jQuery.autosize (by Jack Moore)
- jQuery.BBQ (by Adam R. Smith)
- jQuery.contextMenu (by Natan Vivo)
- jQuery.clientSideLogging (by Diullei Gomes)
- jQuery.Colorbox (by Gidon Junge)
- jQuery.Cookie (by Roy Goode)
- jQuery.Cycle (by François Guillot)
- jQuery.dataTables (by Armin Sander)
- jQuery.dynatree (by François de Campredon)
- jQuery.Flot (by Matt Burland)
- jQuery.form (by François Guillot)
- jQuery.Globalize (by Boris Yankov)
- jQuery.jNotify (by James Curran)
- jQuery.noty (by Aaron King)
- jQuery.pickadate (by Theodore Brown)
- jQuery.scrollTo (by Neil Stalker)
- jQuery.simplePagination (by Natan Vivo)
- jQuery.timeago (by François Guillot)
- jQuery.Timepicker (by Anwar Javed)
- jQuery.TinyCarousel (by Christiaan Rakowski)
- jQuery.TinyScrollbar (by Christiaan Rakowski)
- jQuery.Transit (by MrBigDog2U)
- jQuery.Validation (by Boris Yankov)
- jQuery.Watermark (by Anwar Javed)
- jScrollPane (by Dániel Tar)
- JSDeferred (by Daisuke Mino)
- JSONEditorOnline (by Vincent Bortone)
- jStorage (by Danil Flores)
- JWPlayer (by Martin Duparc)
- KeyboardJS (by Vincent Bortone)
- Knockback (by Marcel Binot)
- Knockout.js (by Boris Yankov)
- Knockout.Mapping (by Boris Yankov)
- Knockout.Postbox (by Judah Gabriel)
- Knockout.Validation (by Dan Ludwig)
- Knockout.Viewmodel (by Oisin Grehan)
- ko.editables (by Oisin Grehan)
- KoLite (by Boris Yankov)
- Leaflet (by Vladimir)
- Libxmljs (by François de Campredon)
- ladda (by Danil Flores)
- linq.js (by Marcin Najder)
- Livestamp.js (by Vincent Bortone)
- Marked (by William Orr)
- Modernizr (by Boris Yankov and Theodore Brown)
- Moment.js (by Michael Lakerveld)
- Mousetrap (by Dániel Tar)
- Mustache.js (by Boris Yankov)
- Node.js (from TypeScript samples)
- node_redis (by Boris Yankov)
- node_zeromq (by Dave McKeown)
- node-sqlserver (by Boris Yankov)
- Numeral.js (by Vincent Bortone)
- PhantomJS (by Jed Hunsaker)
- PhoneGap (by Boris Yankov)
- Platform (by Jake Hickman)
- PouchDB (by Bill Sears)
- PreloadJS (by Pedro Ferreira)
- QUnit (by Diullei Gomes)
- Restify (by Bret Little)
- Rx.js (by gsino)
- Raphael (by CheCoxshall)
- Restangular (by Boris Yankov)
- require.js (by Josh Baldwin)
- Sammy.js (by Boris Yankov)
- Select2 (by Boris Yankov)
- Sencha Touch (by Brian Kotek)
- SharePoint (by Stanislav Vyshchepan and Andrey Markeev)
- SignalR (by Boris Yankov)
- Sinon (by William Sears)
- socket.io (by William Orr)
- SockJS (by Emil Ivanov)
- SoundJS (by Pedro Ferreira)
- Spin (by Boris Yankov)
- Store.js (by Vincent Bortone)
- Sugar (by Josh Baldwin)
- SwipeView (by Boris Yankov)
- Tags Manager (by Vincent Bortone)
- Teechart (by Steema)
- three.js (by Kon)
- Toastr (by Boris Yankov)
- trunk8 (by Blake Niemyjski)
- TweenJS (by Pedro Ferreira)
- tween.js (by Adam R. Smith)
- twitter-bootstrap-wizard (by Blake Niemyjski)
- Ubuntu Unity Web API (by John Vrbanac)
- Underscore.js (by Boris Yankov)
- Underscore.js (Typed) (by Josh Baldwin)
- Underscore-ko.js (by Maurits Elbers)
- Viewporter (by Boris Yankov)
- Vimeo (by Daz Wilkin)
- WebRTC (by Ken Smith)
- YouTube (by Daz Wilkin)
- YouTube Analytics API (by Frank M)
- YouTube Data API (by Frank M)
- Zepto.js (by Josh Baldwin)
- Zynga Scroller (by Boris Yankov)
- ZeroClipboard (by Eric J. Smith)