The FSharp.Formatting package includes libraries and tools for processing F# script files, markdown and components for documentation generation. The primary tool is "fsdocs".
See https://fsprojects.github.io/FSharp.Formatting/
.\build.cmd
./build.sh
One built you can run the command-line tool to self-build the docs for this directory using
dotnet build
src\FSharp.Formatting.CommandTool\bin\Debug\net5.0\fsdocs.exe watch
src\FSharp.Formatting.CommandTool\bin\Debug\net5.0\fsdocs.exe build --clean