---
draft: false
authors:
  - theobutler
description: "Last week's Pony news, reported this week."
categories:
  - "Last Week in Pony"
title: "Last Week in Pony - October 20, 2019"
date: 2019-10-20T11:04:52-04:00
---
_Last Week In Pony_ is a weekly blog post to catch you up on the latest news for the Pony programming language. To learn more about Pony check out [our website](https://ponylang.io), our Twitter account [@ponylang](https://twitter.com/ponylang), or our [Zulip community](https://ponylang.zulipchat.com).

Got something you think should be featured? There's a GitHub issue for that! Add a comment to the [open "Last Week in Pony" issue](https://github.com/ponylang/ponylang.github.io/issues?q=is%3Aissue+is%3Aopen+label%3Alast-week-in-pony).
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## Items of note

- Audio from the October 15, 2019 Pony sync is available [here](https://vimeo.com/915532279).

- We now have nifty community-curated topics on GitHub, [ponylang](https://github.com/topics/ponylang) and [pony-language](https://github.com/topics/pony-language). Thanks, @Berna-L!

- Three new patterns have been added to [Pony Patterns](https://patterns.ponylang.io/). All three focus on ways to [share mutable data between actors](https://patterns.ponylang.io/data-sharing.html).
    - [Copying](https://patterns.ponylang.io/data-sharing/copying.html)
    - [Persistent data structures](https://patterns.ponylang.io/data-sharing/persistent-data-structures.html)
    - [Isolated field](https://patterns.ponylang.io/data-sharing/isolated-field.html)

    Sean would like to thank Travis Erdman for inspiring him to write up these patterns.

## RFCs

Interested in making a change, or keeping up with changes to Pony? Check out the [RFC repo](https://github.com/ponylang/rfcs). Contributors welcome!
