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Lobaro-CoAP

Complete CoAP Implementation in C. Despite designed for embedded systems (e.g. ARM Cortex-M0/M3, AVR, ESP8266) it can be used on nearly every system that has c-lang support.

• Royalty-free CoAP stack
• complete request/response logic
• unified Client & Server
• easy to use
• small memory footprint
• using C99 stdlib, suitable for embedded projects
• detached packet receive/send logic
• Arduino support (experimental)

There is also a working OpenSource client lib available in GoLang @ https://github.com/lobaro/coap-go

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Getting started

Read the Porting Guide for information on how to port the library to your framework.

Demo/Example

ESP8266, cheap WIFI Soc:

• Example Eclipse Project on GitHub
• Step by Step Tutorial

Related

• GoLang CoAP Client implementation & CGO wrapper for this C lib: Lobaro CoAP-go

Future development

We use the stack internally at lobaro to build universal gateway / sensor systems for our customers. Additions will be constantly merged into this repository.

Contribute

We appreciate any feedback, do not hesitate to create issues or pull requests.