• `navigator.userAgent`
  • Function decompilation
  • `Array.prototype` extras
  • DOM Level 0
  • DOM Level 1
  • DOM Level 2
  • DOM Level 3
  • HTML5
  • ECMAScript 5
  • Rendering engine
  • Non-sandard "magic" properties
  • ECMAScript Harmony
  • Non-standard elements access
  • IE specific
  • Host objects inspection
  • Misc properties