All API downloads include fully documented examples. Please refer to the installation guide.
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|NuCaptcha for Java|
The NuCaptcha Java Library easily integrates into your existing Java applications.
|NuCaptcha for .NET|
The NuCaptcha .NET Library easily integrates into your existing .NET applications. Works with Visual Basic, C# or C++ applications built with the .NET framework.
|NuCaptcha for PHP|
The NuCaptcha PHP Library easily integrates into your existing PHP applications.