Index

JWasm

1. About JWasm

JWasm is a free MASM-compatible assembler with these features:

JWasm started as a fork of Open Watcom's Wasm in March 2008. Today, the part of Wasm source lines still contained in JWasm is approximately 20%.

Additional information:

2. User Feedback

JWasm uses SourceForge for user feedback:

3. Downloads


Binary Windows

Binary Linux

Binary DOS

Source
JWasm v2.11a 16.11.2013 JWasm211bw.zip JWasm211bl.zip JWasm211bd.zip JWasm211as.zip change log
JWasm v2.12 pre 19.12.2013 JWasm212bw.zip JWasm212bd.zip change log

List of all JWasm versions available for download

Helper tools

WRC - OW resource compiler v1.9 05/2010 Win32 wrc.zip (binary)
WDW - modified OW Windows debugger v1.9,
may debug Win32, Win16 and DOS apps locally
01/2013 Win32 wdw.zip (binary)
WD - OW DOS debugger v1.9 05/2010 DOS wd.zip (binary)
PE - PE, COFF, AR dumper;
may dump CV4-CV8 debug info in COFF files
03/15/2013 Win32, DOS pe.zip (binary)
DumpOmf - OMF dumper 10/27/2013 Win32 DumpOmf16.zip (binary & source)
Agner Fog's ObjConv v2.09 -
Object format converter + Disassembler
08/2009 DOS objconv.zip (binary)
MS OMF Linker v5.60 12/1994 Win32, DOS lnk563.exe (MS FTP host) lnk563.exe (MS HTTP)
MS NMake v1.5 1994 Win32 nmake15.exe (MS FTP host)

See also: JWlink, WinInc, h2IncX, CDBA