Riskman 1.9.003 that could have been downloaded from our website for free. The actual developer of the free program is Queen's Printers for Ontario. The most popular versions of the program 1.9 and 1.0. Riskman lies within Education Tools, more precisely Science Tools. Riskman.exe or Riskman3.exe are the frequent file names to indicate the Riskman installer.
From the developer:
RISKMAN is a tool for researchers and managers to assist in quantifying the risk that human activities pose to wildlife populations. This tool is a generalized simulation model that is structured to employ population parameters that can be readily measured in the field.
You may want to check out more software, such as Maxima and Minima, DAC Express or IUCLID5, which might be similar to Riskman.