tone-generator

ToneDef is a small, but powerful tone dialer application for Android featuring DTMF, bluebox, and redbox tone generation.

Software synthesizer written in C++, using SDL 2 for its audio backend.

A portable (SDL) audio synthesizer / tone generator inspired by the Korg ER-1

🚓 Police Siren 🚒 Fire Engine Siren 🚑 Ambulance Siren

A portable (SDL) audio synthesizer / tone generator that allows users to draw oscillators and envelopes.

Port of Matt Gallagher's tone generator to Swift

🎧 A tone audio generation program that can be used in situations where testing of audio equipment or other constant audio signals are required.

Tone generator Windows app.

Calculates the room RT60 reverberation time by sending out tones

MIDI sound module reverse engineering documentation/tools.

Anahata — a calm, precise dual-channel tone studio for binaural beats, brainwave entrainment, and audio experimentation. Live waveform visualizer + timeline sequencer. Built with React, TypeScript, Vite, and the Web Audio API.

DTMF Tone Player

General MIDI tone generator engine.

Play back g-code M300 music in Python 3 using audiogen_p3!

fairly configurable tone generator (outputs WAVE files)

Cleaner Wave: Water Remover by First Point. Product documentation for the iOS and Android speaker cleaner and audio utility app.

Local minimodem web UI and analog sound lab: 60 presets for DTMF, FSK modems, NOAA SAME/EAS, fax sounds, Morse, and vintage machines. Play, visualize, decode, and export WAV.

A 16-channel precision tone generator, seven-colour noise lab, microphone room calibration and a real-time WebGL 3D spectrogram. Runs entirely in the browser — no install, nothing uploaded, works offline.

An official MCP server for Online Tone Generator. Discover audio frequencies for instrument tuning, acoustic testing, meditation, and generate direct listening links.

Minimal audio threshold detector and tone-pulse generator