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[![Build Status](https://travis-ci.org/apache/incubator-heron.svg?&branch=master)](https://travis-ci.org/apache/incubator-heron)

![logo](website2/docs/assets/HeronTextLogo.png)

Heron is realtime analytics platform developed by Twitter.  It has a wide array of architectural improvements over it's predecessor.

[Heron in Apache Incubation](http://incubator.apache.org/projects/heron.html)

### Documentation

[https://heron.incubator.apache.org/](https://heron.incubator.apache.org/)
Confluence: https://cwiki.apache.org/confluence/display/HERON

#### Heron Requirements:
 * Java 11
 * Python 3.6
 * Bazel 3.4.1

## Contact

#### Mailing lists

| Name                                                                      | Scope                           |                                                                |                                                                    |                                                                           |
|:--------------------------------------------------------------------------|:--------------------------------|:---------------------------------------------------------------|:-------------------------------------------------------------------|:--------------------------------------------------------------------------|
| [user@heron.incubator.apache.org](mailto:user@heron.incubator.apache.org) | User-related discussions        | [Subscribe](mailto:user-subscribe@heron.incubator.apache.org)  | [Unsubscribe](mailto:user-unsubscribe@heron.incubator.apache.org)  | [Archives](http://mail-archives.apache.org/mod_mbox/incubator-heron-user/)|
| [dev@heron.incubator.apache.org](mailto:dev@heron.incubator.apache.org)   | Development-related discussions | [Subscribe](mailto:dev-subscribe@heron.incubator.apache.org)   | [Unsubscribe](mailto:dev-unsubscribe@heron.incubator.apache.org)   | [Archives](http://mail-archives.apache.org/mod_mbox/incubator-heron-dev/) |

#### Slack

[Self-Register](http://heronstreaming.herokuapp.com/) to our [Heron Slack Workspace](https://heronstreaming.slack.com/)

#### Meetup Group

[Bay Area Heron Meetup](https://www.meetup.com/Apache-Heron-Bay-Area), *We meet on Third Monday of Every Month in Palo Alto.*

## For more information:

* Official Heron documentation located at [https://heron.incubator.apache.org/](https://heron.incubator.apache.org/)
* Official Heron resources, including Conference & Journal Papers, Videos, Blog Posts and selected Press located at [Heron Resources](https://heron.incubator.apache.org/resources)
* [Twitter Heron: Stream Processing at Scale](http://dl.acm.org/citation.cfm?id=2742788) (academic paper)
* [Twitter Heron: Stream Processing at Scale](https://www.youtube.com/watch?v=pUaFOuGgmco) (YouTube video)
* [Flying Faster with Twitter Heron](https://blog.twitter.com/2015/flying-faster-with-twitter-heron) (blog post)

## License

Licensed under the Apache License, Version 2.0: http://www.apache.org/licenses/LICENSE-2.0