Open Watcom 1.9 mirror

Binaries, sources and documentation of Open Watcom 1.9 are mirrored here.

Official Open Watcom C/C++ & Fortran 77 website: https://openwatcom.org/ 

Icon  Name                          Last modified      Size  Description
[PARENTDIR] Parent Directory                                   -   
[DIR] devel/                        2023-01-17 21:02    -   
[   ] wgmlref.pdf                   1993-04-15 03:00  625K  
[   ] open-watcom-c-dos-1.9.exe     2022-09-08 23:17   80M  
[   ] open-watcom-c-linux-1.9       2022-09-08 23:18   80M  
[   ] open-watcom-c-os2-1.9.exe     2022-09-08 23:18   80M  
[   ] open-watcom-c-win32-1.9.exe   2022-09-08 23:18   80M  
[   ] open-watcom-f77-dos-1.9.exe   2022-09-08 23:19   63M  
[   ] open-watcom-f77-os2-1.9.exe   2022-09-08 23:19   63M  
[   ] open-watcom-f77-win32-1.9.exe 2022-09-08 23:20   63M  
[   ] open_watcom_1.9.0-src.tar.bz2 2022-09-08 23:20   27M  
[   ] c_readme.pdf                  2022-09-08 23:27  953K  
[   ] cguide.pdf                    2022-09-08 23:27  829K  
[   ] cguideq.pdf                   2022-09-08 23:27  893K  
[   ] clib.pdf                      2022-09-08 23:27  1.6M  
[   ] clibqnx.pdf                   2022-09-08 23:27  1.2M  
[   ] clr.pdf                       2022-09-08 23:27  407K  
[   ] cpplib.pdf                    2022-09-08 23:27  1.0M  
[   ] cw.pdf                        2022-09-08 23:27  102K  
[   ] devguide.pdf                  2022-09-08 23:27   87K  
[   ] f77graph.pdf                  2022-09-08 23:27  258K  
[   ] f77lr.pdf                     2022-09-08 23:27  490K  
[   ] f_readme.pdf                  2022-09-08 23:27  782K  
[   ] fpguide.pdf                   2022-09-08 23:27  517K  
[   ] ftools.pdf                    2022-09-08 23:27  237K  
[   ] fuguide.pdf                   2022-09-08 23:27  433K  
[   ] guitool.pdf                   2022-09-08 23:27  4.6M  
[   ] lguide.pdf                    2022-09-08 23:27  363K  
[   ] pguide.pdf                    2022-09-08 23:27  567K  
[   ] tools.pdf                     2022-09-08 23:27  256K  
[   ] vi.pdf                        2022-09-08 23:27  1.2M  
[   ] wd.pdf                        2022-09-08 23:27  906K  
[   ] open-watcom-f77-linux-1.9     2022-09-09 17:45   63M  
[TXT] md5sums.txt                   2022-09-09 17:46  1.7K  
[TXT] files.html                    2023-01-09 02:21  8.7K  
[TXT] footer.htm                    2023-01-23 08:20  8.8K  
[TXT] header.htm                    2023-01-23 08:20  362   
[   ] ow_portable_v2_test_build.zip 2025-10-11 11:54   79M

For any questions about this mirror, contact Sompi @ OFTC IRC network (irc.oftc.net) at #watcom channel.

More files for developers here

Version 1.90 Installer for C/C++

Operating System File Size MD5 Checksum
Dos open-watcom-c-dos-1.9.exe 83,945,707 2d57fe53110d56104cab428202035ec2
Windows open-watcom-c-win32-1.9.exe 84,012,543 6316f454f732b0705ebfe2a278dc1e59
OS/2 now ECS open-watcom-c-os2-1.9.exe 83,945,005 6526b2b4f65603cb715e33f65effbed3
Linux open-watcom-c-linux-1.9 83,959,748 960fe6b5cf88769a42949f5fedf62827

Version 1.90 Installer for FORTRAN

Operating System File Size MD5 Checksum
Dos open-watcom-f77-dos-1.9.exe 66,406,189 07b36c00e9e141fcaec31a54488d6721
Windows open-watcom-f77-win32-1.9.exe 66,473,025 59c580109645aeb00ee1388a09950a72
OS/2 now ECS open-watcom-f77-os2-1.9.exe 66,405,487 be872c3be8f55c4261e095861dd628a9
Linux open-watcom-f77-linux-1.9 66,420,230 8985018415fcdc90bab67d1b470f0fa2

Version 1.90 Source Code

Operating System File Size MD5 Checksum
All open_watcom_1.9.0-src.tar.bz2 27,927,922 01f5a15c6c24c343159f9fcc4434fd22

C/C++ Documentation

Name File Size
Open Watcom C/C++ User's Guide cguide.pdf 849,005
Open Watcom C/C++ Compiler and Tools User's Guide For QNX cguideq.pdf 914,179
Watcom C Library Reference clib.pdf 1,708,625
Watcom C Library Reference for QNX clibqnx.pdf 1,279,450
Open Watcom C Language Reference clr.pdf 417,206
Open Watcom C++ Class Library Reference cpplib.pdf 1,097,924
Open Watcom C++ Getting Started c_readme.pdf 975,572
Watcom C/C++ Programmer's Guide pguide.pdf 580,441
Open Watcom C/C++ Tools User's Guide tools.pdf 262,622

FORTRAN Documentation

Name File Size
Watcom FORTRAN 77 Graphics Library Reference f77graph.pdf 263,741
Open Watcom FORTRAN 77 Language Reference f77lr.pdf 501,842
Watcom FORTRAN 77 Programmer's Guide fpguide.pdf 529,629
Open Watcom FORTRAN 77 Getting Started f_readme.pdf 800,548
Open Watcom FORTRAN 77 Tools User's Guide ftools.pdf 243,059
Open Watcom FORTRAN 77 User's Guide fuguide.pdf 443,008

Tools Documentation

Name File Size
Open Watcom Graphical Tools User's Guide guitool.pdf 4,852,090
Open Watcom Linker User's Guide lguide.pdf 371,354
Open Watcom Vi Editor Reference and User's Guide vi.pdf 1,283,399
Open Watcom Debugger User's Guide wd.pdf 927,951
Open Watcom CauseWay User's Guide cw.pdf 104,143
Open Watcom Developer's Guide devguide.pdf 89,353
Watcom Script/GML Tutorial and Reference Manual wgmlref.pdf 640,245