Try out public Gist.

alsoafile.c

#include <stdio.h>

int main(int argc, char **argv){
    printf("Hello World\n");
    return 0;
}

Test Public Gist

Here is some text that I have typed in the body.

I wonder if this also supports _GML_...
Looks like it is meant mainly for code.

Another change, for the sake of change.

Commenting on the second commit -
Markdown test