Downloading CORVID 5.1 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions of the program are 5.1, 4.0 and 3.4.
The CORVID installer is commonly called Corvid.exe or Corvid_Eval.exe etc. The software lies within Education Tools, more precisely Science Tools. The actual developer of the software is Exsys Inc. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
Exsys CORVID is the flagship "Knowledge Automation" paradigm resulting from a close examination of what is needed to build and field decision-making systems in today's Internet-oriented world. CORVID is designed to allow knowledgeable" experts" to develop and deploy powerful, interactive online advisory applications quickly and easily.
Most decisions are thought of and described by experts in terms of "If..
You may want to check out more software, such as GenealogyJ, GenScn or Illusionae, which might be similar to CORVID.