Vibes launches July 22
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Audio Tools

Waveform Generator

Drop in a track and get a waveform image back: bars, a smoothed line, a filled area, or dots, in any color, on any background, at any size. Everything renders live in your browser as you adjust it, and downloads as a PNG at the exact resolution you pick or a scalable SVG built from real vector shapes. Your audio file never leaves your device.

  • Live preview
  • Local processing
  • Export ready
Vibes launches July 22

The visual way to organize your DJ library. Tag by vibe, export to any DJ app.

What it is for

What People Use Waveform Images For

A waveform image turns the shape of a track into something you can use anywhere a photo or a graphic would go. The most common uses: cover art for a single or an EP, where the waveform of the actual track becomes the artwork instead of a stock photo; social posts, dropping a banner-shaped waveform behind a release announcement or a tour date; podcast and video clips, where a waveform gives a static audio player something to show while it plays; and merch prints such as a t-shirt, poster, or vinyl label built from the waveform of a specific song, usually exported as SVG so the print shop can scale it to any size without losing quality.

Format guidance

PNG vs SVG: Which to Export

Both formats come from the exact same waveform data, so the choice is about what you are going to do with the file next, not which looks better.

When to export PNG versus SVG
Use caseBest formatWhy
Social post, cover art, web bannerPNGFixed size, ready to upload as-is
Print, merch, vinyl label, posterSVGVector shapes scale to any size with no blur
Editing further in Illustrator or FigmaSVGBars and paths stay editable objects
Dropping straight into a video editorPNGUniversally supported as a static image layer

PNG renders at the exact pixel dimensions you pick, up to 4096px, so choose the size for where the image is going before exporting. SVG has no fixed resolution at all: the file describes the bars, line, or dots as shapes, so it prints or displays sharp whether it ends up as a 400px icon or a 10-foot banner.

Backgrounds and color

Transparent Backgrounds and Matching Your Brand

Set the background to transparent when the waveform needs to sit on top of something else: a photo, a video frame, an existing cover design, or a colored page background. The PNG export keeps the alpha channel, and the SVG has no background element at all, so both drop cleanly onto any surface.

For the waveform color itself, the free color picker takes any hex value, so you can match your label, artist, or brand color exactly instead of settling for a preset. The lavender-to-pink gradient is the same gradient used across Vibes track panels, a quick way to get a two-tone look without picking two colors by hand.

To visualize the frequency content behind a waveform rather than just its shape, the spectrogram analyzer breaks a track down by frequency over time, and the music visualizer turns the same kind of analysis into a moving, audio-reactive video instead of a still image. If you also need the track's key and tempo, the song key and BPM finder runs the same in-browser decoding to pull both out.

Ben Modigell

Hey, it's Ben Modigell 👋

I've been DJing and producing music as "so I so," focusing on downtempo, minimal, dub house, tech house, and techno. My background in digital marketing, web development, and UX design over the past 6 years helps me create DJ tutorials that are clear, practical, and easy to follow.

DJingMusic ProductionTech HouseMinimal HouseDigital MarketingWeb DevelopmentUX Design

Methodology

Last updated

Author and Methodology

Maintained by Ben Modigell, founder of Vibes. Ben builds DJ library, preparation, BPM, and harmonic-mixing tools for working DJs.

Source
Vibes DJ-tool taxonomy and page logic maintained by Vibes.
Evidence
Page output checked against the current tool behavior and internal DJ reference data.
How this page is made
Tool pages are built from reusable page logic, internal DJ reference data, and visible on-page calculations. Programmatic reference pages are generated from structured data rather than hand-written one by one.

BPM, key, and genre labels can vary by edit, remaster, detection engine, and DJ software. Use these pages as a practical mixing reference, then verify important tracks in your own library.

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The visual way to organize your DJ library

Tag tracks by vibe. See everything at once. Export to any DJ software.

Discover Vibes

A visual system for organizing your DJ library.

Vibes DJ library organized into custom vibes across Mood, Energy Feel, and Role categories

Frequently Asked Questions

Drop the audio file into the tool above. It decodes locally in your browser and draws a live preview immediately. Pick a style (bars, line, filled, or dots), a color, and a background, then click Download PNG or Download SVG. No account, no upload, and no watermark unless you turn one on.
Use SVG for print and merch. It is a vector shape, not a grid of pixels, so it scales to a poster, a t-shirt print, or a vinyl label at any size with perfectly sharp edges. PNG is a fixed-resolution raster image, fine for social posts, cover art, and web use at the size you exported it, but it will blur or pixelate if you scale it up beyond its export dimensions.
Yes. Use the Region start and end time fields to trim the waveform to any section of the track, for example just the drop or a 30-second clip, instead of rendering the full song. Leave it at the full track length by default, or click "Use full track" to reset.
No. The file is decoded and analyzed entirely in your browser using the Web Audio API. Nothing is sent to a server at any point, which is also why the tool has no file-size limit and no account requirement.

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