Chords in Keys
Play chords of major & minor keys in the browser
Chords in Keys launched on March 26, 2022 with 81 votes, #499 of 3,153 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 4 years on.
What it does
A simple web app that lets you play the chords for major and minor keys, allowing you to quickly try out different musical ideas and come up with interesting chord progressions.
Online piano chord player that makes it easy to play the diatonic triads (plus inversions & 7th chords) in all major and minor keys, directly in the browser.
✨ A simple online piano chord player to play the diatonic chords of all major and minor keys directly in your browser. You can even trigger the 1st and 2nd inversions as well as the 7th chords for the chords in a key. You'll find options for arpeggiating the chords and playing over a simple drum pattern. This tool makes it easy to come up with diatonic chord progressions on the fly and test out your chord progressions in different keys very easily. You'll see which chords you played last for an easy reference of what you just played when you find a progression that sounds good. You may also want to check out the tool for common chord progressions . The chords in the key of C major are: C…from muted.io
Does a similar job
all alternatives →
Piano Chord Player2023 · muted.io · ▲80Play piano chords online. Hear and visualize major, minor, diminished, augmented & more chords on the piano. Makes for an easy piano chord reference chart.


- ASA simple web game to help learn chords and basic progressions2024 · chords.yottanami.com · ▲215
Hi Hacker News, I've created Chord Nebula, a simple web-based game designed to help users learn and practice piano chords, basic progressions, and harmony fundamentals. The game integrates with MIDI keyboards, allowing you to play chords in real-time and receive immediate feedback based on the key you choose. GitHub Repository: https://github.com/yottanami/chord_nebula Live Demo: https://chords.yottanami.com Requirements: To use Chord Nebula, you'll need a MIDI keyboard connected to your computer. Current Status: Chord Nebula is still a simple project. I'm…
Just intonation keyboard – play music without knowing music2023 · ad8e.pages.dev · ▲331This is a keyboard in just intonation. It can play the notes a piano can. The big difference from a piano is that all the notes become consonant. At least, when you want to play a dissonant chord, you are clearly opting in to it because it's clear which notes are dissonant to each other. You won't bump into a dissonant note by mistake. You can play without knowing any music theory. Hit arbitrary notes with the rhythm you want, and the pitches will work. Not understanding the buttons is fine. Even rolling your elbow around your keyboard is fine. If you are a musician and press the wrong key…

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