| name | mediatype | type | date released | Extension | Latest version | Magic number | Open format | Standard | Website | file |
|---|---|---|---|---|---|---|---|---|---|---|
| .nfo | Text | Text | 06/02/1990 | .nfo | Website | |||||
| BBCode | Text | Program | 28/10/2013 | HTML [HTML] | There is no standard document | Website | ||||
| Cache manifest in HTML5 | Text | .appcache | Yes | HTML5 | Website | |||||
| CSS | Text | Text | 17/12/1996 | .css | CSS 1, CSS 2, CSS 2.1 | Website | ||||
| Comma-separated values | Text | Unspecified | After 2005 | .csv or .txt | RFC 4180 | Website | System/info |