CodeGuru - ATL/WTL Programming - Source code, examples and articles for ATL and WTL programming.Chris's Developer Tools - A collection of ATL utility code pieces including: TraceHook - a member function call tracing delegator. CAspPtr - pull the ASP intrinsic objects from the MTS context. SmartEnumVARIANT - Buffer collection items to be enumerated. And others... (Chris Sells)
ATL/AUX Library - A source library that provides utility patterns for developing ATL-based COM projects.
CBstr - A BSTR wrapper-class with string manipulation members. It extends _bstr_t with the interface of the MFC CString class. (Gary Olliffe)