GeeTeeDee

A different task manager

RedNotebook

A personal diary with dozens of interesting options

XorTime

Manage your tasks and the time you spend on them

MyLifeOrganized

An efficient task manager for Windows

Todoist

Create and complete task lists

Pagico

Very functional task planner

Simple Sticky Notes

Program to create notes and reminders

Flowkeeper

Manage to finish all your tasks on time

Efficient Lady's Organizer

Personal organizer focused towards women

Google Tasks

Control Google Tasks from your desktop

iQ-Notes

Create notes with ease and organize all your tasks

NixNote

Open source version of Evernote

Turtl

Task and notes manager focused on privacy

CherryTree

Save your notes with this complete program

LeaderTask

Personal task organizer

Seacow

Integrate task and contact management

MIT App Inventor 2

Develop your own Android applications without any trouble

JCreator

The most powerful Java integrated development environment

Arduino IDE

The revolution to domestic electronics

Java JDK

Tools to develop Java applications

Visual Basic 2013 Express

Learn how to develop applications with Visual Basic

Embarcadero Dev-C++

Excellent free IDE for C/C++

Visual Basic 6 SP6

Update Visual Basic 6 with the latest Service Pack

Visual Studio 2012

The best development environment for Windows

Visual Studio 2010

Develop software for Windows and web applications

Visual Studio 2013

The new development environment by Microsoft

Visual Studio 2017

Microsoft's IDE

Visual Studio 2008

Free programming software for beginners

Android Studio

Google's own IDE to develop Android apps

Visual Studio 2015

Your favorite IDE adapted to modern times

Python

One of the most practical programing languages