Occurrence of analogs to which among other payment systems upon criteria of functionality, reliability and safety is unlikely within the next few years. The Uquid engineers have created such tool which allows any business structure to organize any on-line process of sale of products, services or access to content with maximum easiness and safety. 

If you want to accept payments online on your site please read:

uquid.docx  version 1.0 (backward compatible)
or : api.pdf

Sample scripts demonstrating the use of the Uquid API are available here:
Php sample  version 1.0 (backward compatible)