NodeLink

Performant LavaLink replacement written in Node.js.

Features

• Lightweight
• Real-time audio processing
• Direct source access
• Anonymous by default

Dependencies

• @performanc/pwsl-server *
• @performanc/voice *
• prism-media
• opusscript or @discordjs/opus
• libsodium-wrappers or sodium-native or tweetnacl
• ffmpeg or avconv or ffmpeg-static
• @flat/lame
  • bindings
  • debug
  • nan
  • readable-stream
• node-libsamplerate *
  • node-addon-api
  • node-gyp

Note

For most sources FFmpeg isn't required. It is current required for timescale, seek and endTime filter. Required for local and http sources.

Note

Dependencies marked with an asterisk (*) are dependencies maintained by PerformanC or one of its members.

Installation

1. Clone the repository

$ git clone https://github.com/PerformanC/NodeLink
$ cd NodeLink

2. Install the dependencies

$ npm i

Note

If you want to use pure JavaScript, replace sodium-native with libsodium-wrappers. Keep in mind that pure JavaScript will offer a worse performance.

Note

If you are incapable of installing node-libsamplerate or/and @flat/lame, remove its dependency from package.json and disable nativePlayback in config.js.

3. Run NodeLink

$ npm start

Using with Docker

For information on how to install NodeLink using Docker, see the NodeLink Docker guide.

Usage

NodeLink is compatible with most LavaLink clients, as it implements most of the LavaLink API. However, some clients may not be compatible with NodeLink, as it implements changes some behaviors and endpoints.

Client	Platform	v2 supported?	NodeLink Features?	NodeLink major version
Lavalink-Client	JVM	Yes	No	v1 and v2
Lavalink.kt	Kotlin	No	No	v1
DisGoLink	Go	Yes	No	v1 and v2
Lavalink.py	Python	Yes	No	v1 and v2
Mafic	Python	Yes	No	v1 and v2
Wavelink	Python	Yes	No	v1 and v2
Pomice	Python	Yes	No	v1 and v2
Hikari-ongaku	Python	Yes	No	v1 and v2
Moonlink.js	Typescript	Yes	Partial	v1 and v2
Magmastream	Typescript	No	No	v1
Lavacord	Typescript	Yes	No	v1 and v2
Shoukaku	Typescript	Yes	No	v1 and v2
Lavalink-Client	Typescript	No	No	v1
Rainlink	Typescript	Yes	Yes	v1 and v2
Poru	Typescript	Yes	Yes	v1 and v2
Blue.ts	Typescript	No	No	v1 and v2
FastLink	Node.js	Yes	Yes	v1 and v2
Riffy	Node.js	Yes	No	v1 and v2
TsumiLink	Node.js	Yes	Yes	v1 and v2
DisCatSharp	.NET	Yes	No	v1 and v2
Lavalink4NET	.NET	Yes	No	v1 and v2
Nomia	.NET	Yes	No	v1 and v2
CogLink	C	Yes	No	v1 and v2
Lavalink-rs	Rust, Python	Yes	No	v1 and v2
nyxx_lavalink	Dart	No	No	v1

Important

Not supporting NodeLink v2 often means that the client has a poor implementation of the LavaLink API, not strictly following the API formats, its field and defined purposes. The use of those clients is not recommended.

Note

The data is gotten from LavaLink documentation, updated with manual checks.

Documentation

NodeLink only documents the differences between LavaLink and NodeLink. For the rest of the documentation, please refer to LavaLink's documentation.

Troubleshoot

"Expected 200, received 403." error

In some regions like Europe, you may receive a 403 error when trying to connect to YouTube. The real reason is unknown, but The PerformanC team managed to create a proper workaround for this issue.

To fix this issue, you must login to your Google/YouTube account. The proccess of retrieving the neccessary information is explained in config.js file.

node: bad option: --openssl-legacy-provider

This error happens when you are using an outdated version of Node.js. To fix this issue, you must update your Node.js version to the latest version.

You can also remove the --openssl-legacy-provider flag from the package.json file if you wish to use an older version of Node.js.

Support

Any question or issue related to NodeLink or other PerformanC projects can be can be made in PerformanC's Discord server.

For verified issues, please also create a GitHub issue for tracking the issue.

Contributing & Code of Conduct

NodeLink follows the PerformanC's contribution guidelines. It is necessary to follow the guidelines to contribute to NodeLink and other PerformanC projects.

License

NodeLink is licensed under BSD 2-Clause License. You can read more about it on Open Source Initiative.

• This project is considered as: standard compliant.