Yahoo! Open Strategy (YOS) Documentation
This page contains links to all documentation for YOS, including examples, tutorials, and FAQs. YOS is a set of complementary platforms that allow developers to rapidly access Yahoo! network data and develop applications for Yahoo! Users via OAuth, an open authentication standard.
Learning Resources
To learn about YOS and start developing applications, begin here:
Overview Documents
- Introducing the Yahoo! Open Strategy (YOS)
- Yahoo! Application Platform Developers Guide (PDF)
- Yahoo! Query Language (YQL) Guide (PDF)
- Yahoo! Query Language (YQL) Overview (PDF)
- Glossary
- Yahoo! Application Platform Release Notes
Examples, Tutorials and FAQs
Technologies
View the YOS documentation organized by technology:
Yahoo Open Strategy (YOS)
Yahoo! Social Platform (YSP)
- Yahoo! Social Platform API Reference
Opensocial
Yahoo! Application Platform (YAP)
- Yahoo! Application Platform Developers Guide
- Yahoo! Markup Language (YML)
- Yahoo! Application Platform Release Notes
Yahoo! Query Language (YQL)
OAuth for Yahoo! APIs
YOS SDKs
Recent Blog Articles 
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Reminder: We are Retiring pre-Rev A OAuth on Monday, November 9th
Fri, 06 Nov 2009
Yahoo! describes its cloud infrastructure at 2009 Cloud Computing Expo
Fri, 06 Nov 2009
Recap of PayPal X Innovate '09 Conference
Thu, 05 Nov 2009
Expert Yahoo! Developers on Elance
Thu, 05 Nov 2009
Tech Thursday - words, galleries, gardens, images and wrong shifts
Wed, 04 Nov 2009
Yahoo! Forum Discussions
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YQL html extracted output is garbled
Thu, 20 Aug 2009
Tue, 14 Jul 2009
Tue, 07 Jul 2009
Tue, 02 Jun 2009