From 83dc5ea921be139ebc2d689eebf0dedcaf06927b Mon Sep 17 00:00:00 2001
From: Carlos Rocha <MoiRouhs@users.noreply.github.com>
Date: Mon, 20 Feb 2017 20:45:53 -0500
Subject: [PATCH] Add free playgrounds for Crystal

---
 free-programming-playgrounds.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/free-programming-playgrounds.md b/free-programming-playgrounds.md
index 338fe8387..632f55bd5 100644
--- a/free-programming-playgrounds.md
+++ b/free-programming-playgrounds.md
@@ -2,6 +2,7 @@
 
 * [Angular](#angular)
 * [CSS](#css)
+* [Crystal](#crystal)
 * [FlexBox](#flexbox)
 * [JavaScript](#javascript)
 * [Node.js](#nodejs)
@@ -24,6 +25,11 @@
 * [Dabblet](http://dabblet.com)
 
 
+### Crystal
+
+* [Compile & run code in Crystal](https://play.crystal-lang.org/#/cr)
+
+
 ### FlexBox
 
 * [Echoplex](http://the-echoplex.net/flexyboxes/)