# MS Windows Specific Services

This chapter describes modules that are only available on MS Windows platforms.

- `msvcrt` — Useful routines from the MS VC++ runtime
  - File Operations
  - Console I/O
  - Other Functions
- `winreg` — Windows registry access
  - Functions
  - Constants
    - HKEY_* Constants
    - Access Rights
      - 64-bit Specific
    - Value Types
  - Registry Handle Objects
- `winsound` — Sound-playing interface for Windows
  - Functions
  - Constants