Circuit Bending Simulator - Online Glitch Sound Generator
Create experimental glitch noises by toggling virtual circuit bend points. No real electronics harmed. Fun noise toy.
UD5 Toolkit
Build your virtual pedalboard β add, arrange, and tweak effects in your signal chain
Create experimental glitch noises by toggling virtual circuit bend points. No real electronics harmed. Fun noise toy.
Play a collection of retro 8βbit synth pads and leads using your keyboard. Record sequences and export as WAV. Pure Web Audio API.
Trigger different vibration patterns on mobile devices. Test if your phone supports haptic feedback. Simple demo.
Change the viewport meta tag and see how a page would render at different device widths. Understand responsive basics.
Play a simple monophonic synthesizer with your keyboard. Choose waveform, attack, decay, and filter. For music fun.
Process audio faster than realβtime with OfflineAudioContext. Apply filters and export the result. Dev tool.
Connect an audio source to an Analyzer Node and display frequency and timeβdomain data. Learn Web Audio visualization.
Pomodoro timer with builtβin loβfi music playlist (synthetic). Focus and rest cycles. No copyright music; generated tones.
Apply lowpass, highpass, and reverb to an audio source. See frequency response. Create your own guitar pedal. All local.
Interactive piano showing typical vocal ranges from Bass to Soprano. Highlight your range. For choir members.
Enter text and generate the corresponding Morse code audio beeps. Adjust speed and tone. Great for learning and practicing CW. No download.
Load an audio file and see its spectrogram with frequency over time. Adjust resolution and color map. Discover hidden sounds.
Pick a method, URL, headers, and body, then send an HTTP request directly from your browser. Debug APIs easily.
Choose a base color and see its complementary, splitβcomplementary, triadic, and tetradic harmonies. Copy palettes. Local.
Select functional groups to see an approximate IR absorption spectrum. Learn spectroscopy visually. All local.
Select color bands to decode a resistor's value, tolerance, and temperature coefficient. Essential for anyone working with electronics hardware.
Mix multiple ambient sounds (rain, fireplace, cafe, forest) at different volumes. Create your perfect background noise. Local loops.
Mix white noise, pink noise, rain, thunder, wind, and cafe sounds. Individual volume, save presets. Relax or focus. All clientβside.
Paste text to see a live letter frequency bar chart. Helps break substitution ciphers. All local analysis.
Play a selection of local loβfi tracks (embedded). Simple UI with play/pause. No copyright issues. Stay focused.
Play a sweep from 20Hz to 20kHz. Test your speakers and your hearing. Simple and effective. Web Audio API.
Use the Magnetometer API to build a digital compass. See magnetic field strength and heading in real time.
Register a periodic background sync to fetch fresh data even when the tab is closed. Understand the API and limits.
Experiment with the experimental Prompt API and Summarization API right in your browser. See how the onβdevice AI model responds. Requires Chrome with AI features enabled.
Drop an audio file and instantly see its duration in seconds and formatted time. Read metadata without full playback.
Transform a panoramic photo into a tiny planet (stereographic projection). Drag to adjust orientation. Download.
Register a periodic background sync and see the status. Schedule content updates for your PWA. API demo.
Complete a series of visual pattern puzzles and get a fun estimated score. Purely for entertainment. No data collected.
Write a pattern and test it against URLs instantly. See which groups match. Learn the modern alternative to regex for routing. Works entirely in the browser.
Zoom through the electromagnetic spectrum from radio waves to gamma rays. See wavelength, frequency, and applications. Static educational page.