hamen

CmdUtils.makeSearchCommand({
  name: "devmo",
  description: "Search developer.mozilla.com for your words",
  author: {name: "Ivan Morgillo", email: "imorgillo [at] sanniolug [dot] org"},
  homepage: "http://hamen.org",
  license: "GPL v3",
  url: "https://developer.mozilla.org/Special:Search?search={QUERY}&type=fulltext",
  parser: {container: "div#searchResults > ul > li", title: "div.title > a + a", preview: "div.searchpreview"
}
});

hamen

CmdUtils.makeSearchCommand({
  author: {name: "Ivan Morgillo", email: "imorgillo [at] sanniolug [dot] org"},
  homepage: "http://hamen.org",
  license: "GPL v3",
  description: "Search Bing for your words",
  name: "bing",
  url: "http://www.bing.com/search?q={QUERY}&form=QBLH&filt=all",
  parser: {container: "div#results > ul.sb_results > li",
           title: "div.sb_tlst h3",
           preview: "p"}

hamen

CmdUtils.CreateCommand({
  name: "latex",
  description: "Write LaTex and render it with mimetex ",
  help: "Write down some LaTex statement, i.e. \frac{1}{S^2 - 1}",
  author: {name: "Ivan Morgillo", email: "imorgillo [at] sanniolug [dot] org"},
  license: "GPL v3",
  homepage: "http://hamen.org",
  arguments: {object: noun_arb_text},
  preview: function(pblock, args) {
    var postdata = args.object.text;