Nullsoft - (Open Source)
NSIS is a professional tool that helps creating very easily Windows installers.
NSIS (Nullsoft Scriptable Install System), developed by the publisher of Winamp , is a professional open source system that allows creating distribution of software over the Internet in a very flexible and easy possible manner.
A safe and effective installer is a major thing for users during the first installation, so NSIS installs the software as desired.NSIS is based on scripts to handle the most complex installation tasks starting with creation of web installers, communication with Windows and other software components, installation or update of shared components etc.
Notes:
NSIS 2.39 is released. This release includes usual collection of bug fixes and
minor improvements.
Changes:
Major Changes
* Added !define /file and !searchparse (patch #2016254)
* Added service pack macros (AtLeastServicePack, IsServicePack,
AtMostServicePack) for WinVer.nsh (patch #2036802)
Minor Changes
* Added more nsDialogs list box handling macros (patch #2041919)
* Added Unicode version compatible System string type (patch #2025721,
RFE #1961307)
* Fixed nsDialogs atom leak (bug #2053522)
* Minor documentation improvements
* Show hand cursor for nsDialogs links (patch #2004129)