This is the Babel userbox template. It is used to implement userbox templates so that they are consistent in style and behaviour.
Parameter
Description
{{{lang}}}
Set to the article in this encyclopedia for the language in question.
{{{iso}}}
The ISO 639-1 two-digit language code for the language in question.
{{{level}}}
The level at which this user can contribute: 0=none, 1=basic, 2=intermediate, 3=advanced, 4=near-native, N=native. This controls the background colors. Level 0 means that the user is added to [[Category:Useriso-0]] but not to [[Category:Useriso]] since s/he doe not speak that language.
{{{levelfirst}}}
Optional: default true. Determines whether the category link for the user's language level comes first.
{{{text1}}}
The first block of language-specific text. Use for trailing spaces.
{{{levellabel}}}
The text used as the label on the link to the category for the user's language level.
{{{text2}}}
The text between the two category links in the description. Use for leading and trailing spaces.
{{{langlabel}}}
The text used as the label on the link to the category for speakers of this language.
{{{text3}}}
The final block of language-specific text. Use for leading spaces.