Here you find the C++ source code of ContaCam and FreeVimager. Those projects started together and share a good amount of source code, that's the reason why both are in the same repository. For historical reasons the main solution file is named uImager.sln, and when opening this file in Visual Studio, its possible to choose between the ContaCam and the FreeVimager Solution Configurations.
ContaCam and FreeVimager executables are Donationware, it is requested to donate $10 USD per installation to cover the costs. The source code is published under the terms of the GNU GENERAL PUBLIC LICENSE.