"It's something we keep coming back to. There are questions over the revenue model and whether we will be undercutting our own revenue by doing so," he said. "There will still be a lot of revenue to be made and customers already see it as paying for the service not a licence fee - which is tiny compared to big enterprise software vendors."

Oxer said there will be benefits to releasing SiteBuilder's source code, but IVT needs to make sure the decision is right and everything is in place as "you can't put the genie back in the bottle."

"The major advantage of open source for the local ICT industry is it allows local companies to compete by having direct access to underlying technologies necessary to build services on top of that technology," he said.