Scriv2Fic.com
A Javascript-powered online tool that compiles Scrivener projects into single documents and converts them to BBCode. Runs entirely in the browser. Simply upload a .scriv folder, select what documents you want to include in compilation and what level of the hierarchy to split into separate chapters, and run.
Online here.
Building
$ npm run-script build
To use locally, open docs/index.html in any modern desktop browser.