Unofficial desktop client for the language-learning app Duolingo

Trivial looking metronome with natural sounds and sophisticated possibilities

Circuit simulator

The calculator you know from school

System lets you be part of the magic that keeps your computer humming!

Program for receiving and transmitting SSTV and HAMDRM

Learn touch typing

Visual calculator inside a text editor

An infix-notation graphing calculator

Code-based music creation

Practice your typing skills

Periodic Table of Elements

A Logo-inspired turtle that draws colorful pictures with snap-together visual programming blocks

Scientific Programming Language

Dynamic mathematics software

Bible Study Guide

Electronic Quran Browser

Color Map Generator

Free Mersenne Prime Search Software

Study flashcards

Webots Robot Simulator

Design and simulate circuits

Offline Bible multi languages

A sweet painting tool

Flashcards application

Digital logic designer and simulator

TuxMath is an arcade game that helps kids practice their math facts

Dynamic geometry + automated proofs

Curated learning anytime, anywhere

Flashcards for notes in Markdown