Most interesting in IDE

Free
Fast, clever, and free Hex Editor that has many unique features: Insert...
Vim
Free
A screen-based text editor for various documents.
Free
Java monitoring and troubleshooting tool that supports JDK 1.4+ and uses lightweight technologies fo
Free
A powerful application that allows users to edit TeX files.
Write and edit code in a simplified manner.

Top rated in IDE

OpenJUMP
Free

OpenJUMP is an open source Geographic Information System.

CocoaRadio
Free

Mac SDR app. Clone this repo and the "softshell" repo to the same folder and adjust the path for softshell.

Delta Editor
Free

DELTA Editor is a program for creating and editing DELTA data.

Twixl Publisher Builder
Free

Twixl Publisher allows you to produce tablet applications fully independently.

VisDoc
Free

Generates html documentation from ActionScript 2.0 class files.

iRise Studio MX
Free

iRise helps create simulations of mobile apps without coding, to test user experience before development.

Reinteract
Free

Reinteract enables interactive experimentation with Python, allowing users to edit code and view results in text or graphs.

C Editor
Free

An application that allows you to view and edit your C or C++ code.

CoronaComplete
Free

Powerful code editor & debugger for Corona SDK, with features like auto-complete, variable dumping, console output, breakpoints & more.

RibbonPaint
Free

RibbonPaint is a free painting application for OSX written in C++.

Wekinator
Free

The Wekinator is a free software package to facilitate rapid development.

PixFit
Free

Measure all kinds of objects visualized on your screen.

FlightCrew
Free

FlightCrew is a C++, cross-platform, native code epub validator.

chartsy
Free

Open source stock charting, screening and trading platform with free Java code, trading platform built on NetBeans...

Jindent
Free

This is a powerful source code formatter for the programming languages Java.

rodin
Free

Rodin is an open tool platform for the cost effective rigorous development.

CrossWorks for ARM
Free

CrossStudio for ARM is a complete C/C++ and assembly code development system.

Mpide
Free

MPIDE, Multi-Platform IDE, is a development environment.

BlazeMonster
Free

Generate Flex code to consume BlazeDS/LCDS remoting services.

Aten
Free

Tool for creating, editing and visualising coordinates, useful for simulating condensed matter and non-periodic systems.