If you want to view an HTML attachment, you want to open it in your favorite web browser. If you're trying to edit it, either a plain text editor, or any of the WYSIWYG editors will do.
HTML is not used for making programs. It is used for making websites.
notepad
A HTML Program is one used to create a web page. It is used to post on server to make the web page live.
PHP, Html
An HTML Converter is a program that will take your HTML files and modify them to be able to be used with PHP, Javascript or ASP.
Java script
No is the simplest answer. HTML is a markup language, which can't be used to program apps. -- Some you know from the site......
Simply notepad, you need to learn the language HTML
You can use various text editors for forming HTML files. IDE like Eclipse can also be used for that.
Tapestry is used in the Java programming language to monitor changes to Java pages or HTML templates and hot-swap them into the application being run without needing a reboot. It is an open source program.
Easy one. <script type="text/javascript"></script>.
HTML, or Hyper Text Mark-Up Language, is used to create web pages. If you want to create one, you can start with a text -editing program such as notepad or textpad, or a program like Adobe Dreamweaver or Microsoft Frontpage.