t.scm are html-lint and C-lint.  html-lint reads an HTML file looking for
Scheme code.  If any is found, it runs s7 and then lint over it, reporting troubles.
Similarly C-lint reads a C file looking for s7_eval_c_string and running lint over its string.
</p>

<div class="header" id="schemerepl"><h4>repl.scm and nrepl.scm</h4></div>

<p>There are three or four repls included with s7.
repl.scm is a textual interface based on vt-100 codes, and nrepl.scm is an
improvement of repl.scm based on the notcurses-core