Most interesting in IDE

Free
Development environment for PHP
Offers basic functionality such as reading and erasing diagnostic trouble codes
Free
Develops applications based on the R language
Programs & provides debugging support for apps developed in C, C++ and Fortran
Free
Creates interactive content from the user's media files

Top rated in IDE

Visual Prolog
Free

Provides programmatic solutions of complex knowledge emphasized problems

Qt OpenSource
Free

Qt OpenSource let you create rich, touch enabled UIs and applications quickly

FreeBASIC
Free

Compiles program code to create databases

S7-200 Explorer
Free

The STEP 7-Micro/WIN software provides powerful and time-saving tools, saving costs in daily work

MicroCode Studio
Free

Adds circuit debugging options to PICBASIC PRO

DX Studio
Free

Complete integrated development environment for creating 3D graphics

Python pywin32-210
Free

Python pywin32-210 is a set of Python extensions for Windows

MPLAB IDE
Free

Develops and modifies PIC and dsPIC-based apps

JavaScript Collector
Free

JavaScript Collector is a utility for using pre-written JavaScript code

Luxand FaceSDK
Free

A component library for face recognition and detection

doxygen
Free

This is very useful to quickly find your way in large source distributions

UEStudio
Free

Edit program code and manage code versioning with Git integration

MODBUS Driver
Free

Windows platform which provides connectivity to Modbus Slave compatible devices

Amaya
Free

Amaya is a complete web browsing and authoring environment

XML Marker
Free

View XML data using different modes and modify it

Smartface Designer
Free

It allows you to create custom user experiences for mobile applications

ActiveState ActiveTcl
Free

Manage TCL programming content on a computer

MyEclipse
Free

Development environment for creating J2EE software

WinDev
Free

Creates and manages software development projects

Bochs
Free

Bochs is a highly portable open source IA-32 (x86) PC emulator