PayPal | Developer

The PayPal Developer program is the face of technology innovation at PayPal. Using open source foundations in their technology stacks, PayPal is constructing new breeds of payment platforms, API standards, and identity systems to support the next generation of disruptive technology. 
With a focus on cross-platform and native mobile development, PayPal Developer is empowering deeply integrated mobile commerce initiatives, providing companies with the tools they need to create rich monetization experience within their mobile businesses.