Blog

Here you can find detailed announcements for new releases, some interesting use cases, and the rationale behind some of the language's design decisions.

Articles

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María Inti David 23 Mar 2017

Announcing Crystal CodeCamp SF2017

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Santiago Palladino 24 Feb 2017

State of Crystal at 0.21

What did we do since new year?

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Leonard Schütz 06 Jan 2017

The Charly programming language

Guest blog post by Leonard Schütz

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Santiago Palladino 29 Dec 2016

Crystal new year resolutions for 2017: 1.0

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Brian J. Cardiff 26 Dec 2016

INSERT INTO shard VALUES ("crystal-db")

One db api to rule them all

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Brian J. Cardiff 09 Sep 2016

A story of compromises and types

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Ary Borenzweig 15 Jul 2016

Fibonacci benchmark

Ruby vs. Crystal

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Brian J. Cardiff 28 Jun 2016

Split the repo!

where the git...

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Brian J. Cardiff 26 May 2016

Heroku Buildpack

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María Inti David 18 Feb 2016

Buenos Aires Crystal Meetup

First meetup in Argentina

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Ary Borenzweig 24 Dec 2015

The future of Crystal

A short story

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Brian J. Cardiff 05 Sep 2015

Crystal tools

Tools for Atom and everybody

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Ary Borenzweig 24 Aug 2015

It's a typeof magic

It's magic!

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Ary Borenzweig 01 Apr 2015

Auto

A smarter compiler

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Ary Borenzweig 04 Mar 2015

Internals

Memory representation

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Ary Borenzweig 06 Dec 2014

Another language

What if...

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Ary Borenzweig 27 Apr 2014

Type inference rules

Part 2 of the type inference series

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Juan Wajnerman 05 Dec 2013

Garbage Collector

Enabled the Boehm GC

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Ary Borenzweig 14 Nov 2013

Good bye Ruby Thursday

Bootstraped the compiler

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Brian J. Cardiff 23 Sep 2013

Type inference (part 1)

How type inference works

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Ary Borenzweig 15 Sep 2013

to_proc

Shortcut syntax for writing one-argument blocks

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Ary Borenzweig 04 Sep 2013

Happy birthday, Crystal!

Crystal is one year old

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Ary Borenzweig 13 Jul 2013

Null Pointer Exception

Crystal doesn't let you have a Null Pointer Exception

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Ary Borenzweig

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Juan Wajnerman 10 Jul 2013

Hello World

The famous Hello World program written in different ways in Crystal

Release Notes

	Crystal 0.20.0 released!	22 Nov 2016
	Crystal 0.18.0 released!	14 Jun 2016
	Crystal 0.17.0 released!	17 May 2016
	Crystal 0.16.0 released!	05 May 2016
	Crystal 0.15.0 released!	02 Apr 2016
	Crystal 0.14.1 released!	21 Mar 2016
	Crystal 0.13.0 released!	07 Mar 2016
	Crystal 0.12.0 released!	16 Feb 2016
	Crystal 0.11.0 released!	23 Jan 2016
	Crystal 0.10.0 released!	23 Dec 2015
	Crystal 0.9.1 released!	30 Oct 2015
	Crystal 0.9.0 released!	16 Oct 2015
	Crystal 0.7.7 released!	04 Sep 2015
	Crystal 0.7.5 released!	30 Jul 2015
	Crystal 0.7.4 released!	23 Jun 2015
	Crystal 0.7.3 released!	07 Jun 2015
	Crystal 0.7.2 released!	26 May 2015
	Crystal 0.7.0 released!	30 Apr 2015
	Crystal 0.6.1 released!	04 Mar 2015
	Crystal 0.6.0 released!	12 Feb 2015
	Crystal 0.5.9 released!	07 Feb 2015
	Crystal 0.5.6 released!	31 Dec 2014
	Crystal 0.5.4 released!	04 Dec 2014
	Crystal 0.1.0 released!	19 Jun 2014

More release notes