Below are some helpful free tools for working with this repository.
Screenshot Machine Screenshot Generator This tool is helpful for making an og:image for your profile page you create. This will make your page show up nice if you post it to social media. You can use 1200 (width) x 630 (height) as a JPG to make the right size for an og:image. You can upload it to img/yourusername/ and link it in the meta tags of your page.
<meta property="og:image" content="img/yourname/social.jpg">
Favicon Favicon Generator This tool will help you to make a favicon for your page. It may or may not show up (YMMV). A favicon is 32 (width) x 32 (height) and in ico format. Meta URL Debugger Use this tool to verify if your meta-tags on your page are as expected.