The Wayback Machine - https://web.archive.org/web/20150331041958/https://dev.twitter.com/

Introducing

Fabric

The easiest way to build the best apps.

Build high quality apps using the world’s most advanced crash reporting and analysis tools

Monetize your app with the world’s most powerful mobile ad exchange

Use the real-time public conversation on Twitter to scale your app.

Join us in a city near you to learn more about Fabric.