> For the complete documentation index, see [llms.txt](https://muradkarakas.gitbook.io/sodium_documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://muradkarakas.gitbook.io/sodium_documentation/language-reference/program-structure/form-file.md).

# Form File

Form files are actually HTML files. All standard HTML tags and other features work as is.

However, with Sodium,

* New Sodium specific TAGs and their attributes have been created
* New attributes are also added to the standard HTML tags.

Some notes on frmx file.

* Form files' content must be well formed.
* Form files must be UTF8 encoded.