Programming language is html with optional CSS, JavaScript, jquery, and/or PHP.
If you have 1 personal page the companies like Google (Google sites) can host it for free.
If you are doing it commercially or for a group you can host it yourself or through an ISP (google ISP and companies like GoDaddy shows up)
To get it known:
1. Get a domain (through an ISP)
2. Find services to tell search engines about your site (Google SEO search engine optimization)
