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Welcome to the user manual for the Arduino JSON library, an elegant and efficient JSON library for embedded systems.

Table of content

Installation

• [Using the library with Arduino](Using the library with Arduino)
• [Using the library without Arduino](Using the library without Arduino)
• [Using the library in a CMake project](Using the library in a CMake project)

User guide

• [Quick start](Quick Start)
• [Memory model](Memory model)
• [Decoding JSON](Decoding JSON)
• [Encoding JSON](Encoding JSON)
• Examples
• [Avoiding pitfalls](Avoiding pitfalls)
• [Migrating code to new the API](Migrating code to the new API) (obsolete)
• [Compatibility issues](Compatibility issues)
• F.A.Q (Frequently Asked Questions)
• [API Reference](API Reference)
• [Bag of Tricks](Bag of Tricks)

Blog posts

• Announcement of v5.1, in February 2016
• Announcement of v5.0, in September 2015
• Announcement of v4.0, in November 2014
• Announcement of v3.0, in July 2014
• Announcement of v2.0, in July 2014
• Announcement of v1.0, in January 2014

Misc

• Contributing
• [Projects using Arduno JSON library](Projects using ArduinoJson)
• Donations 🍻