- external\contributions\: test contributions to Test262 from external entities such as Microsoft and Google.
This directory consists of the external tests without any modifications
- test\harness\: test harness used to run Test262 tests. Presently web-based
- test\suite\: suite of vendor-neutral ECMAScript test cases conforming to the ES5 spec
- tools\: among other things this includes a set of tools used to convert various external test
contributions to a format the Test262 test harness can consume
- website\: an archived copy of the http://test262.ecmascript.org website
