Most interesting in IDE

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

Top rated in IDE

TeXnicCenter
Free

TeXnicCenter is an environment for creating LaTeX documents in Windows

FileMaker Pro
Free

Creates applications for mobile devices

Adobe ExtendScript Toolkit
Free

Incredibly useful tool for debugging JavaScript scripts for Adobe Creative Suite 5

PSPad editor
Free

Edits programs with syntax highlighting

Hex Workshop
Free

Edits hexadecima data from binary files

Vulkan SDK
Free

Vulkan SDK provides components for building Vulkan apps

JetBrains PyCharm Community
Free

Free Python IDE with powerful code completion, error highlighting, and debugger

SourceTree
Free

A simple and powerful Git client offering an efficient development process

Adobe Gaming SDK
Free

Create and deliver ActionScript games across multiple devices

VI Package Manager
Free

Creates, manages and integrates LabVIEW add-ons

WinpkFilter
Free

IDE for network programming that enables speedy development using powerful APIs

mikroProg Suite For PIC
Free

Runs programming operations with all microcontrollers

JetBrains PyCharm
Free

An integrated software development environment

TortoiseGit
Free

Manage source code revisions using Git from a Windows Shell interface

Microsoft Windows SDK
Free

Contains tools, compilers, headers, and libraries for Windows development

Python numpy
Free

NumPy is the library to have if you want advanced calculations in Python

mikroC PRO for PIC
Free

Development environment fro programing PIC devices

Microsoft Small Basic
Free

Microsoft Small Basic is a simplified version of Visual Basic

Ruby
Free

Provides a self-contained Windows-based installer that contains a Ruby language

CodeVisionAVR
Free

Develop software for Atmel AVR8, AVR8X, and XMEGA microcontrollers