Ha, I was just writing about my confusion, thank you for clearing this up.

So how about I add those four to Wikipedia and the ConTeXt wiki?

Am Mi., 5. Feb. 2020 um 10:23 Uhr schrieb Hans Hagen <j.hagen@xs4all.nl>:

> On 2/4/2020 8:27 PM, kaddour kardio wrote:
> > Since ConTeXT is closer to plain TeX than LaTeX, it is more legitimate
> > to got the "dot tex" than latex :)
> >
> > Le mar. 4 févr. 2020 à 17:57, Pablo Rodriguez <oinos@gmx.es
> > <mailto:oinos@gmx.es>> a écrit :
> >
> >     On 2/3/20 3:28 PM, Hans Hagen wrote:
> >      > On 2/3/2020 3:07 PM, Philipp A. wrote:
> >      >> Hi!
> >      >>
> >      >> Most text editors have LaTeX specific syntax highlighting, so it
> >     makes
> >      >> sense to give your ConTeXt file a ending it can be distinguished
> >     with.
> >      >> Is there a blessed one?
> >      >>
> >      >>   * .ctx: Would mirror the semi-common .ltx, but is used for XML
> >     files
> >      >>     inside of ConTeXt itself
> >      >
> >      > context ctx files are xml files indeed
> >      >
> >      >>   * .mkiv: Is that just for ConTeXt or all LuaTeX stuff? Would
> >     it make
> >      >>     sense to give text documents that extension?
> >      >
> >      > you can do that (or mkvi or lmtx or ...)
> >
> >     Since there are already *.mkxl files in the ConTeXt distribution, I
> >     think it may make sense to name the LMTX version MkXL.
> >
> >     In any case, MkXL is simpler and clearer that MkIV with LMTX.
> mkiv (four)   : files that expect mkiv (or lmtx)
> mkvi (six)    : mkiv (or lmtx) files that pass a filter
> mkxl (fourty) : files that expect lmtx
> mklx (sixty)  : lmtx files that pass a filter
>
> (there are some more, like template files and so)
>
> I suppose that latex syntax highlighting filters support tex and sty and
> maybe suffixes i'm noti aware of. So a context specific highlighter
> could support mkiv, mkvi, mkxk and mkvi. At least that's what I do here.
>
> Hans
>
>
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