PesaPI is an unofficial open source API for mobile money systems, released under the BSD(lite) license.
The system currently support:
The API supports both PUSH and PULL versions. The PHP version of the API is generally the most mature and recomended at this point - the system is build using Mysql and Curl.
For further information please visit http://www.pesapi.com or the the public mailing-list "pesaPi" on Google-groups: http://groups.google.com/group/pesapi