Pulsar client libraries

Pulsar supports the following client libraries:

note

• The code repos of Java, C++, Python, and WebSocket clients are hosted in the Pulsar main repo and these clients are released with Pulsar, so their release notes are parts of Pulsar release note.
• The code repos of Go, Node.js, and C# clients are hosted outside of the Pulsar main repo and these clients are not released with Pulsar, so they have independent release notes.

Feature matrix

Pulsar client feature matrix for different languages is listed on Pulsar Feature Matrix (Client and Function) page.

Third-party clients

Besides the official released clients, multiple projects on developing Pulsar clients are available in different languages.

If you have developed a new Pulsar client, feel free to submit a pull request and add your client to the list below.

Language	Project	Maintainer	License	Description
Go	pulsar-client-go	Comcast		A native golang client
Go	go-pulsar	t2y
Haskell	supernova	Chatroulette		Native Pulsar client for Haskell
Scala	neutron	Chatroulette		Purely functional Apache Pulsar client for Scala built on top of Fs2
Scala	pulsar4s	sksamuel		Idomatic, typesafe, and reactive Scala client for Apache Pulsar
Rust	pulsar-rs	Wyyerd Group		Future-based Rust bindings for Apache Pulsar
.NET	pulsar-client-dotnet	Lanayx		Native .NET client for C#/F#/VB
Node.js	pulsar-flex	Daniel Sinai, Ron Farkash, Gal Rosenberg		Native Nodejs client