SWIG is an interface compiler that connects programs written in C and C++ with scripting languages such as Perl, Python, Ruby, and Tcl. It works by taking the declarations found in C/C++ header files and using them to generate the wrapper code that scripting languages need to access the underlying C/C++ code.
Yes. SWIG is free and open-source software released under the GPL-3.0 license.
What is the latest version of SWIG?
The latest version is 4.5.1, released on Sep 4, 2026.
Is it safe to download SWIG?
The download button links to the official installer published on prdownloads.sourceforge.net, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with 6a8662c063ba4d1e72beaecef24da4af3d631d73ffdde958fb42aa50fdefb962.
Which Windows versions does SWIG support?
SWIG runs on Windows and is available for 64-bit (x64) systems.
How do I uninstall SWIG?
Open Settings › Apps › Installed apps, find SWIG and select Uninstall. From the command line, run winget uninstall --id=SWIG.SWIG -e.
Is there a portable version of SWIG?
Yes. SWIG is available as a portable ZIP archive (swigwin-4.5.1.zip, 64-bit (x64)) that runs without installation. Copy it to any folder or USB drive and run it from there.
Alternatives to SWIG
Other Programming Languages programs for Windows from different developers.
The Microsoft Visual C++ 2012 Redistributable Package (x64) installs runtime components of Visual C++ Libraries required to run 64-bit applications developed with Visual C++ 2012 on a computer that do