It's unofficial wrapper around Sterling Trader API. You can use some Sterling Trader Pro API calls in apps that doesn't support COM objects. E.g. WealthLab, Multicharts.
You will use this code on your own risk!
I EXPRESSLY DISCLAIMS ALL REPRESENTATIONS AND WARRANTIES, EXPRESS OR IMPLIED, WITH RESPECT TO THE CODE, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND OF FITNESS FOR A PARTICULAR PURPOSE. UNDER NO CIRCUMSTANCES INCLUDING NEGLIGENCE SHALL I BE LIABLE FOR ANY DAMAGES, INCIDENTAL, SPECIAL, CONSEQUENTIAL OR OTHERWISE (INCLUDING WITHOUT LIMITATION DAMAGES FOR LOSS OF PROFITS, BUSINESS INTERRUPTION, LOSS OF INFORMATION OR OTHER PECUNIARY LOSS) THAT MAY RESULT FROM THE USE OF OR INABILITY TO USE THE CODE, EVEN IF I HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
Clone and compile project. Add reference to generated dll in your project (or in platfrom like Multicharts) and enjoy.