Title: LiteWebSynth
Author: adminkov
Published: <strong>June 16, 2026</strong>
Last modified: July 10, 2026

---

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# LiteWebSynth

 By [adminkov](https://profiles.wordpress.org/adminkov/)

[Download](https://downloads.wordpress.org/plugin/litewebsynth.1.1.2.zip)

 * [Details](https://co.wordpress.org/plugins/litewebsynth/#description)
 * [Reviews](https://co.wordpress.org/plugins/litewebsynth/#reviews)
 *  [Installation](https://co.wordpress.org/plugins/litewebsynth/#installation)
 * [Development](https://co.wordpress.org/plugins/litewebsynth/#developers)

 [Support](https://wordpress.org/support/plugin/litewebsynth/)

## Description

LiteWebSynth is a synthesizer with GM|GS|XG instrument sound fonts. The sequencer
processes MIDI files of two types: 0 and 1. All timbres GM are generated by a combination
of an oscillators and a dynamically generated BufferSource. Some synthesizer audio
nodes have controls located on the front panel. The built-in oscilloscope displays
the actual shape of the resulting synthesizer signal, the shape of the AHDSR envelope
from the Timbre Editor GM table, and the current RAM usage of the user’s local computer.
The Timbre Editor GM allows you to customize sound parameters. The Diagram GM|GS
|XG shows the current configuration of the synthesizer’s audio nodes. LiteWebSynth
plugin built with AI assistance.
 p.s.: As a result of experiments, I came to the
conclusion that when creating a .mid file, the PPQN parameter should be a multiple
of 4.

For the end user: There is a small Help section located under: Sequencer/Help.

You can test this plugin on its https://adminkov.bcr.by/midi/

You can send a letter to the developer at: klenitskiy.oleg@mail.ru

### External Services

This plugin integrates with third-party services to provide advanced audio processing
and conversion features. Data is transmitted to these external servers only when
the user explicitly triggers the respective functionality.

This plugin integrates with third-party services to provide advanced audio processing,
conversion, and recognition features. Data is transmitted to external servers or
handled locally based on the specific functionality triggered by the user.

 1. API2Convert

* Purpose: Converts MIDI files into various audio formats.
 * Data transmitted: 
The source MIDI file and the user’s custom API key. * Trigger: Data is sent to the
external server only when the user explicitly clicks the “Export” button. * Service
Provider: API2Convert (https://api2convert.com) * Terms of Service: https://online-
convert.com/terms * Privacy Policy: https://online-convert.com/privacy

 1. TensorFlow (Local AI Processing)

* Purpose: Converts WAV/MP3 audio files into MIDI format using machine learning 
models.
 * Data transmitted: None. The audio file is processed locally in the user’s
browser via the TensorFlow library. No media files are uploaded to external servers.*
External Resource: The TensorFlow core JavaScript library is loaded from Cloudflare
CDN. * Terms of Service: https://developers.google.com/terms/site-policies * Open
Source License: https://www.apache.org/licenses/LICENSE-2.0

 1. Spotify Audio Intelligence Lab (Basic Pitch)

* Purpose: Provides the core machine learning models to convert WAV/MP3 audio files
into MIDI format.
 * Data transmitted: None. The AI models (model.json and weights)
are hosted locally within the plugin directory and executed entirely in the user’s
browser. No data is shared with Spotify servers. * Open Source Project: https://
github.com/spotify/basic-pitch * Open Source License: https://www.apache.org/licenses/
LICENSE-2.0

## Screenshots

[⌊Synthesizer Voices Editor interface for fine-tuning sound parameters.⌉⌊Synthesizer
Voices Editor interface for fine-tuning sound parameters.⌉[

Synthesizer Voices Editor interface for fine-tuning sound parameters.

[⌊Web Audio API nodes diagram showing the internal audio routing and synthesis graph.⌉⌊
Web Audio API nodes diagram showing the internal audio routing and synthesis graph
.⌉[

Web Audio API nodes diagram showing the internal audio routing and synthesis graph.

[⌊Built-in multi-track Sequencer for managing and playing back MIDI files.⌉⌊Built-
in multi-track Sequencer for managing and playing back MIDI files.⌉[

Built-in multi-track Sequencer for managing and playing back MIDI files.

## Installation

 1. Upload the plugin to the `/wp-content/plugins/` directory.
 2. Activate the plugin through the ‘Plugins’ menu in WordPress.
 3. Use the `[LiteWebSynth]` shortcode in posts or pages.

## Reviews

There are no reviews for this plugin.

## Contributors & Developers

“LiteWebSynth” is open source software. The following people have contributed to
this plugin.

Contributors

 *   [ adminkov ](https://profiles.wordpress.org/adminkov/)

[Translate “LiteWebSynth” into your language.](https://translate.wordpress.org/projects/wp-plugins/litewebsynth)

### Interested in development?

[Browse the code](https://plugins.trac.wordpress.org/browser/litewebsynth/), check
out the [SVN repository](https://plugins.svn.wordpress.org/litewebsynth/), or subscribe
to the [development log](https://plugins.trac.wordpress.org/log/litewebsynth/) by
[RSS](https://plugins.trac.wordpress.org/log/litewebsynth/?limit=100&mode=stop_on_copy&format=rss).

## Changelog

#### 1.1.0

 * Added conversion of MIDI to audio formats (MP4, WAV, WMA, M4A, AAC, FLAC).

#### 1.1.1

 * Improved loading of test MIDI files into the synthesizer.

#### 1.1.2

 * Added a new service – converting WAV/MP3 files to MIDI.

## Meta

 *  Version **1.1.2**
 *  Last updated **23 hours ago**
 *  Active installations **Fewer than 10**
 *  WordPress version ** 6.0 or higher **
 *  Tested up to **7.0.1**
 *  PHP version ** 8.0 or higher **
 *  Language
 * [English (US)](https://wordpress.org/plugins/litewebsynth/)
 * Tags
 * [audio](https://co.wordpress.org/plugins/tags/audio/)[midi](https://co.wordpress.org/plugins/tags/midi/)
   [music](https://co.wordpress.org/plugins/tags/music/)[synth](https://co.wordpress.org/plugins/tags/synth/)
 *  [Advanced View](https://co.wordpress.org/plugins/litewebsynth/advanced/)

## Ratings

No reviews have been submitted yet.

[Your review](https://wordpress.org/support/plugin/litewebsynth/reviews/#new-post)

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## Contributors

 *   [ adminkov ](https://profiles.wordpress.org/adminkov/)

## Support

Got something to say? Need help?

 [View support forum](https://wordpress.org/support/plugin/litewebsynth/)