PyPy directory cross-reference

Here is a fully referenced alphabetical two-level deep directory overview of PyPy:

Directory	explanation/links
pypy/bin/	command-line scripts, mainly pypy/bin/pyinteractive.py
pypy/config/	handles the numerous options for building and running PyPy
pypy/doc/	text versions of PyPy developer documentation
pypy/doc/config/	documentation for the numerous translation options
pypy/doc/discussion/	drafts of ideas and documentation
pypy/goal/	our main PyPy-translation scripts live here
pypy/interpreter/	bytecode interpreter and related objects (frames, functions, modules,…)
pypy/interpreter/pyparser/	interpreter-level Python source parser
pypy/interpreter/astcompiler/	interpreter-level bytecode compiler, via an AST representation
pypy/module/	contains mixed modules implementing core modules with both application and interpreter level code. Not all are finished and working. Use the --withmod-xxx or --allworkingmodules translation options.
pypy/objspace/	object space implementations
pypy/objspace/std/	the StdObjSpace implementing CPython’s objects and types
pypy/tool/	various utilities and hacks used from various places
pypy/tool/pytest/	support code for our testing methods
*/test/	many directories have a test subdirectory containing test modules (see Testing in PyPy)
_cache/	holds cache files from various purposes