Allows users to visualize the resulting "virtual plants" in 3D.

Based on available information, appears to be a compressed archive file (using the 7-Zip format) that is most commonly associated with Meta-L , a specialized software tool used for L-system modeling and botanical simulations. File Overview Name: MetaL083.7z Format: .7z (7-Zip compressed archive) Primary Association: Meta-L (version 0.83)

You will need a utility like 7-Zip or WinRAR to open and extract the contents.

L-system string processing and 3D plant growth visualization. Key Components of Meta-L

Because .7z files are containers, their safety depends entirely on where they were downloaded. If you obtained this from an official academic repository (such as a university's computational biology department), it is likely legitimate software.