The following 6 issues were identified by seobility.net and I’ve provided what may be simple solutions beneath. Lets fix these and see if it helps get Keyman on the first page.
Just add this to the header:
<meta name="description" content=”Unlock the power of your language with Keyman's customizable keyboard software. Available for Windows, Mac, and mobile devices, we support over 1,000 languages to make communication seamless and meaningful.”>
The language is not specified in the HTML markup.
The analysis site I used was complaining about a 1.08 second response time, claiming it should be less than 0.4 seconds. You probably have bigger fish to fry, but maybe the suggestion below will help.
The site pulls in 4 different javascript files. Maybe these could be combined into one?
18 images have no alt attribute! The content of alt attributes is used by search engines and you are penalized by Google without them.
The following are all the headings on the home page: