---
category: ''
date: '2023-07-21T18:10:58Z'
description: ''
link: ''
slug: ''
tags: croupier, crystal, programming
title: Croupier version v0.4.0 is out
type: text
---
<div>
A new <a href="https://github.com/ralsina/croupier/releases">release</a>
of <a href="https://github.com/ralsina/croupier">Croupier</a>
my <a href="https://crystal-lang.org">Crystal</a> library for tasks and
dataflow programming is out!


<h2>What's Changed</h2>
<ul>
<li>Support key/value in addition to files as input/output</li>
<li>Implement a persistent k/v store</li>
<li>Implement fast_mode</li>
<li>auto mode with kv</li>
</ul>
<p><strong>Full Changelog</strong>: <a class="commit-link" href="https://github.com/ralsina/croupier/compare/v0.3.4...v0.4.0"><tt>v0.3.4...v0.4.0</tt></a></p>
</div>