UI Design Guideline Collection (Apple, Google, Microsoft, Salesforce, Facebook...)

Apple

• iOS Human Interface Guidelines https://developer.apple.com/library/ios/#documentation/UserExperience/Conceptual/MobileHIG/Introduction/Introduction.html
• iOS Human Interface Guidelines（日本語訳） https://developer.apple.com/jp/devcenter/ios/library/documentation/UserExperience/Conceptual/MobileHIG/BasicsPart/BasicsPart.html#//apple_ref/doc/uid/TP40006556-CH2-SW1
• iOS X Human Interface Guidelines http://developer.apple.com/library/mac/#documentation/UserExperience/Conceptual/AppleHIGuidelines/Intro/Intro.html
• Apple Watch Human Interface Guidelines https://developer.apple.com/library/prerelease/ios/documentation/UserExperience/Conceptual/WatchHumanInterfaceGuidelines/index.html

Google

• Google Design http://www.google.com/design/
• Material Design http://www.google.com/design/spec/material-design/
• Android Developer Material Design Pattern http://developer.android.com/design/patterns/index.html
• Android Design Guideline（翻訳 by kenji matsuoka） http://firespeed.org/diary.php?diary=kenz-1462
• Android Design Guideline（翻訳 by umeda kaoru） https://sites.google.com/a/techdoctranslator.com/jp/android/practices/ui_guidelines

Microsoft

• Windows UX Guideline http://msdn.microsoft.com/ja-jp/library/aa511258.aspx
• Windows ランタイム アプリのガイドライン https://msdn.microsoft.com/ja-jp/library/windows/apps/hh465424.aspx
• Design UWP apps https://dev.windows.com/ja-JP/design
• Metro Design http://dev.windows.com/ja-jp/design
• Windows Phone UX Design Guideline http://msdn.microsoft.com/library/windows/apps/hh202915(v=vs.92).aspx
• Windows Phone Design Library http://msdn.microsoft.com/ja-jp/library/hh202915.aspx
• Microsoft Surface 2 Design and Interaction Guide http://www.microsoft.com/en-us/download/details.aspx?id=26713
• Windows Phone 7 Series “Metro” book giveaway http://www.istartedsomething.com/20100325/windows-phone-7-series-metro-book-giveaway/

Salesforce

• Product Style Guide, Visual guidelines for Salesforce1 http://sfdc-styleguide.herokuapp.com/

HP

• Grommet http://grommet.io/

Facebook

• Using Facebook Brand Assets https://www.facebookbrand.com/

Amazon

• User Interface Guidelines and Conventions https://developer.amazon.com/appsandservices/apis/earn/in-app-purchasing/docs/cx-ux-guidelines
• Design and User Experience Guidelines https://developer.amazon.com/public/solutions/devices/fire-tv/docs/design-and-user-experience-guidelines

SAP

• OpenUI5 http://sap.github.io/openui5/

Mozilla

• Mozilla Style Guide https://www.mozilla.org/en-US/styleguide/

Oracle

• Oracle Alta UI http://www.oracle.com/webfolder/ux/middleware/alta/index.html

BlackBerry

• UI Guidelines http://docs.blackberry.com/en/developers/deliverables/27299/Design_for_a_limitless_canvas_1340687_11.jsp

Samsung

• Samsung Smart TV UX Guideline http://www.samsungdforum.com/UxGuide/2014/01_principles_for_designing_applications_for_samsung_smart_tv.html#ux-01