The Tool Warehouse is a repository of contributed software from Interop Systems, Microsoft and Visual Studio users.  There is no charge for downloading any of these tools; however, by choosing to do so you are agreeing to our terms of use and the licenses of programs you use.
We are continuing to add to the Tool Warehouse on a regular basis.  If you have any particular requests or would like to contribute to the repository, please email .  If you would like to be notified about new additions, please subscribe to the Tool Warehouse Updates Forum for automatic email notifications.
The download links (below) are to directories containing binaries, source code, license, a Readme file for the application and a Readme for Win32.
Download problems? Please report them to .  

Note: We are no longer maintaining this set of Win32 tools.  But feel free to use them on an "as is" basis.  To obtain a username and password for the FTP site, register here.

bison  Version 1.24 for Win32 ftp.interopsystems.com/Win32/bison/ Updated: 2003-1-15	This is a Win32 version of bison (see above).
emacs  Version 21.2 for Win32 ftp.interopsystems.com/Win32/emacs/ Updated: 2002-10-19	This is a Win32 version of the GNU emacs editor.  Also see Xemacs (below) which is another alternative.
flex  Version 2.5 for Win32 ftp.interopsystems.com/Win32/flex/ Updated: 2003-01-15	This is a Win32 version of flex (see above).
gmake  Version 3.79.1 for Win32  ftp.interopsystems.com/Win32/gmake/ Updated: 2002-07-02	This is the Windows 32-bit port of GNU Make.
Python  Version 2.2.1 for Win32 ftp.interopsystems.com/Win32/python/ Updated: 2002-08-29	This is Python for Win32.  Python is an interpreted, interactive, object-oriented programming language.  It is often compared to Tcl, Perl, Scheme or Java.
UnixUtils Collection for Win32 ftp.interopsystems.com/Win32/unixutils/ Updated: 2002-10-18	This collection of UNIX-like utilities is from Source Forge where the sources and origins for all the utilities are published.
Vim  Version 6.1 for Win32 ftp.interopsystems.com/Win32/vim/ Updated: 2002-08-29	This is Vim for Win32.  Vim is an advanced visual text editor that seeks to provide the power of the defacto UNIX editor 'Vi' with a more complete feature set.  Claims to support working with Visual Studio's IDE.  License is GPL-compatible.
Xemacs  Version 21.4.3 for Win32 ftp.interopsystems.com/Win32/xemacs/ Updated: 2002-08-29	This is Xemacs for Win32.  Xemacs is a highly customizable open source text editor and application development system.   It is licensed under GNU Public License and is related to GNU emacs.