Updated Download Qt-everywhere-opensource-src-4.8.7.tar.gz File

Released on May 26, 2015, remains a critical resource for maintaining legacy software. As the final patch release of the Qt 4 series, it contains over 150 improvements and essential security fixes for vulnerabilities in image handlers like BMP, ICO, and GIF. Official Download Link

Building from source is often necessary for modern Linux distributions that no longer include Qt 4 in their repositories. 1. Extract the Source How to compile Qt 4.8.7 under Debian Bookworm and Bullseye

Download qt-everywhere-opensource-src-4.8.7.tar.gz download qt-everywhere-opensource-src-4.8.7.tar.gz

Fixes for Denial of Service (DoS) vulnerabilities in image handling (CVE-2015-0295, CVE-2015-1858).

Includes updated third-party libraries such as libpng 1.6.17 and libtiff 4.0.3 . Released on May 26, 2015, remains a critical

Improved basic functionality for running Qt 4 applications on older Mac OS X versions like 10.10 Yosemite.

Maintains full source and binary compatibility with the entire Qt 4.8.x series. Build and Installation Guide Improved basic functionality for running Qt 4 applications

While Qt has moved to version 6, you can still find the official archive for historical versions: