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There are many ways to get help from the Apache Pulsar community. The mailing lists are the primary place where all Pulsar committers are present. Bugs and feature requests can either be discussed on the dev mailing list or by opening an issue on GitHub.

Mailing Lists

users@pulsar.apache.orgUser-related discussionsSubscribeUnsubscribePostArchive
dev@pulsar.apache.orgDevelopment-related discussionsSubscribeUnsubscribePostArchive
commits@pulsar.apache.orgAll commits to the Pulsar repositorySubscribeUnsubscribeRead only listArchive

Reporting a Vulnerability

To report a vulnerability for Pulsar, contact the Apache Security Team.

The process for reporting a vulnerability is outlined here. When reporting a vulnerability to, you can copy your email to to send your report to the Apache Pulsar Project Management Committee. This is a private mailing list.

Stack Overflow

For technical questions, you can post them to Stack Overflow using the tag "apache-pulsar".


There is an Apache Pulsar Slack channel that is used for informal discussions for devs and users.

The Slack instance is at

You can self-register at


There are several WeChat groups that are used for informal discussions for devs and users.

To join these WeChat tech groups, you can add Bot with the WeChat ID: StreamNative_BJ