Freeware Developer Tool

Microsoft Windows SDK is an advanced software development kit from Microsoft that allows developers to create applications for the Windows operating system. A review of Microsoft Windows SDK has also been published.
Download Microsoft Windows SDK 10.0.28000.2526 for Win11 (from Programming Tools)

1.3 MB | For Windows 11 | Free

Code::Blocks is a free, open-source, cross-platform C, C and Fortran IDE built to meet the most demanding needs of its users..
Download Code Blocks 25.03 (from Programming Tools)

145 MB | For Windows 7, Windows 8 / Vista / XP | Free

Looking for a complete integrated development environment (IDE) that makes application and UI development a breeze? A review of Qt Creator has also been published.
Download Qt Creator 20.0.1 (from Programming Tools)

275 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

OpenSSL is the gold standard for online encryption and with this package, developers can implement SSL and TLS encryption within their applications. A review of OpenSSL has also been published.
Download OpenSSL 4.0.2 (from Programming Tools)

2.8 MB | For Windows 7, Windows 8 / Vista / XP | Free

When Eclipse first came into the world, it was a product of IBM's creative genius, but soon after that, Eclipse foundation, an independent organization that propagated Open Source community and a gamut of supplementary products, capabilities, and services, took up its development. A review of Eclipse SDK has also been published.
Download Eclipse SDK 4.40 (from Programming Tools)

259 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

Agena is an easy-to-learn procedural programming language designed to be used in science, scripting, and many other applications. A review of Agena has also been published.
Download Agena 7.9.0 (from Programming Tools)

7.5 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

If you're looking for a cutting-edge tool to put your web services and SOA (service-oriented architectures) through the paces, look no further than soapUI. A review of soapUI has also been published.
Download soapUI 5.9.1 (from Programming Tools)

130 MB | For Windows 7, Windows 8 / Vista / XP | Free

ApkStudio is an open-source, cross platform Qt based IDE for reverse-engineering Android application packages..
Download ApkStudio 6.3.0 (from Programming Tools)

33.5 MB | For Windows 7, Windows 8 / Vista / XP | Free

JSONedit is a simple JSON (JavaScript Object Notation format) editor with text, tree and list view..
Download JSONedit 0.9.44.1 (from Programming Tools)

1.6 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

NetBeans IDE (or Integrated Development Environment) is a leading IDE from Oracle Corp, primarily aimed at Java developers..
Download NetBeans IDE 21.0 (from Programming Tools)

429 MB | For Windows 7, Windows 8 / Vista / XP | Free