Bugzero

Bug tracking tool for developers and customer service providers

Interpreter language based on Logo

Microsoft's PC and device "problem solver" utility

An open source program that allows users to create complex and professional diagrams on desktop devices

An open-source, hackable text editor that experienced users can use to create their own text editing software

A free open source text editor that is written in JavaScript, HTML and CSS for web developers

A free development suite for Android and IOS that features a code editor and a virtual android emulator