> For the complete documentation index, see [llms.txt](https://xoops.gitbook.io/xoonips-tutorial/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xoops.gitbook.io/xoonips-tutorial/3installation/1readme/12decide_functions_of_the_website.md).

# 1.2. Decide functions of the website

Decide what kind of functions are necessary to be implemented based on the planning.

XOOPS is operated various functions by the "modules".

Refer to the XOOPS official site, etc. and decide the necessary modules for the website. The following shows the examples of the module.

* BBS, forum, etc.
* Posting news articles
* Calendar
* Inquiry form
* Uploading other sites' contents by RSS.