visual studio에 딸려오는 Spy++과 같은 계열의 프로그램입니다.
소개 페이지엔 Spy++에서 귀찮은 거 빼고 편리한 거 넣었다네요. ^^

사용 및 (패키지 형태의) 배포 역시 free!

Spy & Capture

Version 2.70 spy.zip (241 kb)

Author: Krichmar Kobi

Spy & Capture is a spying tool for Windows 9x/NT.  It uses direct mouse positioning to get window properties and all it's objects, styles, classes and process information.  If the window is a control you get it's control styles. Also included: System Active Windows. System Active Processes (with Modules dependencies). Window Capture (Included region capture). Color-Spy (supports HTML color format). Grabb Password Fields ("***" fields). Web Update support.

Spy & Capture Snapshot: