Education & Reference

A planetarium for your terminal! Explore stars, planets, constellations, and more, all rendered right in the command line—no telescope required. ✨🪐 - da-luce/astroterm

Share quick reference and cheat sheet for developers

Speak is the first & only app that lets you get real conversational practice without needing a live tutor on the other end. And we build some serious AI tech to make that possible.

SoundGrail is a free music theory app for pianists, guitarists and DJs. Learn chords, scales, key signatures, and more. Play guitar, piano and DJ like a pro!

Learn how to play your favorite songs on piano with OnlinePianist piano tutorial app. The biggest collection of animated piano tutorials online.

Musicca enhances your ability to read, write, and play music through effective music theory exercises and engaging content. For free, forever.

AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention. - ankidroid/Anki-Android

Learn as natural as a child, get fluent by immersing yourself in real contentthat you actually like, adapted to your language level.

A Place Where You Can Learn Any Course Online And Discuss Your Problem With Each Other, Help Others And Contribute Resources on Forum

Encuentra todo el material de estudio que necesitas para aprobar tus exámenes y gana dinero compartiendo los tuyos

Take notes and make flashcards using markdown, then study them using spaced repetition.

Memorize anything. Contribute to wbernard/Memorado development by creating an account on GitHub.

Application that allows you to translate and speak text

The 7 Layers of the OSI Model. Learn about the OSI-Model trough a simple website! All the related protocols, services and general OSI Model info in one place

Nuestro Centro de Medicina Par Biomagnético ofrece terapias y cursos de biomagnetismo. ✅ ¡Apúntate ahora!

Calculators for finance, math, algebra, trigonometry, fractions, physics, statistics, technology, time and more. Calculator with square roots and percentage buttons. Use an online calculator for free, search or suggest a new calculator that we can build. Conversions and calculators to use online for free.

Study flashcards in a native GNOME app.

Aprende a programar desde cero y mejora tus habilidades. Únete a la comunidad de mouredev pro, accede a cursos con certificado, ejercicios, material adicional y soporte.

Calculate Gematria of any word or phrase using this robust calculator tool.

Translation application for Linux desktop and mobile

The Wheel of Life is a tool to help you explore where you are in your life right now and where you would like to be in the future.

The Wheel of Life is a simple yet powerful tool for visualizing all areas of your life at once to see where you most need improvement. It only takes a minute to complete and it's totally free!

If you head to bed right now, when should you wake up to feel refreshed? Use this sleep calculator to figure out exactly when to wake up or go to sleep.

Discover your unique personality tendencies with the NERIS® Personal Quest Explorer — a next-generation personality quest built by the creators of 16Personalities.