Sure thing. Here’s the link: http://www.paradox.com/Downloader/?T=URL&URL=/Documentation/SpecialDownloads/Paradox%20API%20-%20SDK%20V2.11.zip\
Please note this from Paradox:
“The Only available SDK we are handing out at the moment is the Paradox API-SDK v.2.11 [you can download it Here ] subject to these Terms and conditions.
The SDK is a Windows DLL. The package contains all documentation, as well as a Demo application – working with Windows OS only.
Please note that we do not offer further support in the SDK implementation.
If Bugs are find and validated – we may correct them, according to availability / priority, resulting in an SDK update, however – no update notifications will be sent to developers.”
The terms and conditions link: