ArduinoJson 6.10.0
22 March 2019
ArduinoJson 6.10.0

ArduinoJson 6.10.0 brings two new features: handling of integer overflows and support for custom allocators.

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ArduinoJson 6.9.0: the stable release
05 March 2019
ArduinoJson 6.9.0: the stable release

ArduinoJson 6 is finally out of the "beta" stage; let's see what this means.

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ArduinoJson 6.8.0: more with less!
04 February 2019
ArduinoJson 6.8.0: more with less!

ArduinoJson 6.8 automatically converts the JsonDocument to an array or an object. Your code is shorter, simpler, and more natural.

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Assistant for version 6 available
08 January 2019
Assistant for version 6 available

The ArduinoJson Assistant has been updated to support version 6 of the library.

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Rolling back the changes from 6.6.0
07 December 2018
Rolling back the changes from 6.6.0

ArduinoJson 6.7.0 reverts the changes introduced in the previous release. It reduced the code size and memory usage, and it improves the performance.

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ArduinoJson finally works in the Particle IDE
04 December 2018
ArduinoJson finally works in the Particle IDE

Up to now, it was impossible to use ArduinoJson in the Particle Web IDE. The new revision of the library fixes this issue.

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Huge changes in ArduinoJson 6.6.0
14 November 2018
Huge changes in ArduinoJson 6.6.0

The new beta version radically changes the way the memory is managed, opening the way for new kinds of utilization.

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New blog: C++ for Arduino
30 October 2018
New blog: C++ for Arduino

I created a new blog for Arduino developers who want to learn C++.

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Three tutorials for ESP8266 and ESP32
24 September 2018
Three tutorials for ESP8266 and ESP32

Here are three great tutorials from techtutorialsx.com

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New Edition of Mastering ArduinoJson
30 August 2018
New Edition of Mastering ArduinoJson

I just published a new edition of Mastering ArduinoJson. The text is the same, only the layout changes.

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New library: ArduinoTrace
31 July 2018
New library: ArduinoTrace

Ever wrote a Serial.print() for the sole purpose of debugging your program? Don't you think we can do better?

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Bye-bye references!
02 July 2018
Bye-bye references!

ArduinoJson 6.1.0-beta has just been released, it returns everything by value, so you don't have to deal with references anymore

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Documentation for version 6 is now available
15 June 2018
Documentation for version 6 is now available

ArduinoJson 6.0.0-beta was release last week, but the documentation was not there yet.

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MessagePack serialization is available!
07 June 2018
MessagePack serialization is available!

ArduinoJson 6.0.0-beta has just been released, it brings many new features, including the long-awaited support for MsgPack.

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ArduinoJson 5.13.2 is out!
01 June 2018
ArduinoJson 5.13.2 is out!

A new revision of ArduinoJson is available, it fixes a few bugs.

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New video tutorial
18 April 2018
New video tutorial

A new video tutorial has been published: How to deserialize a JSON object with ArduinoJson 5

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Mastering ArduinoJson is now available as paperback
12 March 2018
Mastering ArduinoJson is now available as paperback

A paperback edition of Mastering ArduinoJson can now be purchased on lulu.com

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New revision of "Mastering ArduinoJson"
02 February 2018
<img alt="New revision of "Mastering ArduinoJson"" src="/images/logo-1200.jpg" class="img-thumbnail float-right news-thumbnail">

I just published a new revision of book "Mastering ArduinoJson" to be in-sync with ArduinoJson 5.13

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ArduinoJson 5.13.0 is out!
19 January 2018
ArduinoJson 5.13.0 is out!

The new version of ArduinoJson is out! It changes the rules of string duplication.

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JSON Parsing Tutorial
17 December 2017
JSON Parsing Tutorial

Nikhil Raghavendra wrote an excellent tutorial for ArduinoJson on ESP8266.

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ArduinoJson 5.12.0 is out!
11 December 2017
ArduinoJson 5.12.0 is out!

The new version of ArduinoJson is out! It introduces a new syntax to change the default values.

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New logo
16 October 2017
New logo

ArduinoJson finally has its own logo. It's been created by a professional designer. I hope you'll like it!

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