Static version of the old PHP site, served by GitHub Pages from docs/.
php/: the old site's PHP sources (updated to run on PHP 8).build/build.py ib.com: regeneratesdocs/. Only needsphpandpython3: it runs the PHP pages with PHP's built-in server (build/router.phpemulates the old.htaccessrewrites) for each locale and OS.
Pages without a /<locale>/ prefix are en-US for Windows. A small script sends JS-enabled visitors to their language, and adapts download links and screenshots for Mac and Linux.