User Guide
Install it, run it, and read the exit code.
ReadDocumentation
Six manuals covering installation, the command line, the Verilog subset, waveforms, the compiled backend and the shipped examples. The same text ships as markdown inside the download.
Install it, run it, and read the exit code.
ReadEvery option, the exit codes, and the runtime environment variables.
ReadWhat the language front end accepts, and the known gaps.
ReadGetting a VCD out of a run, and using the waveform viewer.
ReadCompiling the design to C with -native, and what that buys.
ReadA walk through the six shipped designs.
ReadEvery manual on this page is also in the download, under manuals\, as plain markdown. They are readable in any editor and need no viewer, so the documentation travels with the tool rather than depending on this site.