The Checkers game had been updated to version 1.1.

- HobbesGram
- Github

"Checkers is a 32-bit Presentation Manager checkers game for OS/2 and ArcaOS.

Originally written by Charles Petzold and published in Microsoft Systems Journal, September 1990.
This version is an Open Watcom port with enhanced menus, keyboard shortcuts, 6-language support, and settings persistence.
Open source under the GPLv3 license."

Checkers

Changelog: 

Version 1.1 (2026-09-10)
--------------------------
- FCF_ACCELTABLE added to frame flags; Ctrl+N, Ctrl+Q, Ctrl+X now work
- Ctrl+F shown as key hint on Frame Controls menu item
- Frame Controls toggle rewritten after Asteroids pattern: private object
window, all four frame controls hidden (FID_TITLEBAR, FID_SYSMENU,
FID_MENU, FID_MINMAX), WinInvalidateRect on restore
- New Game dialog now translates to the active language at open time
- Window title set to "Checkers" in WinCreateStdWindow
- Background Run option removed (AI runs in its own thread regardless)
- Compiler warnings resolved: NULLHANDLE for handle parameters, cast for
GpiSetBitmap/DevOpenDC/GpiCreateBitmap, thread function pointer cast
- Application icon added: checkers.ico (16/32/48 px, FCF_ICON)
- BLDLEVEL updated to 1.1

Version 1.0 (2026-09-10)
--------------------------
- Open Watcom port (wcc386/wmake/wrc); ULONG msg in all window procedures
- Folder structure: src/, bin/, doc/, legacy/
- Menu restructured: Game / Options / Help
- Keyboard accelerators: Ctrl+N (New Game), Ctrl+Q (Quit Game),
Ctrl+X (Exit), Ctrl+F (Frame Controls)
- 6-language runtime support: English, Spanish, Dutch, German,
French, Italian; language selection persisted in OS2.INI
- Default window size: 1024 x 768 (centered on desktop)
- Frame Controls toggle (hide/show title bar and menu)
- Save Settings on Exit option (persists to OS2.INI)
- BLDLEVEL string added
- makefile.wat and compile-wat.cmd added
- About dialog updated to Version 1.0

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