For contributors, please review the Introduction to the OS/2 API Documentation.

OS/2 API Documentation by Category

• Control Program
  • Data Types
  • Control Programming
  • Vio and Kbd

• Kernel
  • DevHlp API
  • Kernel Execution Environment (Available in OS/2 Warp 4.5 and above / eCS 1.0 and above.)
  • IFS API

• Drivers
  • Resource Manager (Available in eCS 1.1 and above.)
  • OEM Helper
  • ASPI Router
  • USB stack driver (usbd)

• Languages
  • Runtime Libraries
    • C Library Reference
    • EMX (Available in eCS 1.1 and above.)
    • Unicode Support
  • Language Support
    • REXX
    • Java Native Interface

• Graphics
  • Graphics Programming Interface

• Multimedia
  • DART
  • DIVE
  • MCI
  • Real Time MIDI
  • OpenGL

• Presentation Manager
  • Presentation Manager
    • eClock (Available in eCS 1.1 and 1.2.)
    • eStyler (Available in eCS 1.1 and above.)
  • System Object Model (SOM)
    • SOM Kernel
    • Interface Repository
    • Distributed System Object Model API
    • Workplace Shell
    • eWorkplace (Available in eCS 1.1 and above.)
    • eSchemes (Available in eCS 2.0 and above.)
    • OpenDoc (Available in OS/2 Warp 4 only. Not included in eCS.)
    • Open Scripting Architecture
    • Taligent classes (Available in OS/2 Warp 4 and above.)

• Network
  • TCP/IP

• Environment Calls
  • Desktop Management Interface

• Others
  • Guided Procedures (Available in eCS 1.1 and above.)

OS/2 API Documentation by Category (DESIGN)