Payment Gateways
WHMCS
Free / Open Source
To transact in South African Rands as the native currency, a couple of Payment Gateways exist.
PayFast

PayFast has an open source WHMCS module on GitHub that works with WHMCS.
Release Notes
Sage Pay (South Africa)

Sage Pay has a WHMCS module for their Pay Now product, although WHMCS is not on their list the source code is still on Github:
3rd Party Solutions
Debitze

Debitize has developed a debit order module for WHMCS.
WHMCS Smarters

WHMCS Smarters has an Axxess module for WHMCS.
Axxess
This module is widely advertised on the internet. We cannot find a current landing page for WHMCS Smarters on the WHMCS marketplace but it seems to have existed at one stage.
WHMCS Global Services

WHMCS Global Services develops numerous modules for WHMCS, amongst them an iVeri gateway module. This module can be bought annually for $80, or open source for $150. This module is not in their WHMCS Marketplace.
iVeri
Other
PayGate

Paygate offers credit card processing services for the South African market.
