--- title: 'Juju Charmer Summit: Design For Success' description: This talk from Juju Charmer Summit 2015 provides a comprehensive introduction to the pieces that make Juju magic happen. We recommend that anyone interested in writing Charms or the process of charming watch this talk as, like Juju itself, it distills best practices into a repeatable formula for success. Topics covered in this video inclu […] url: https://canonical.com/blog/juju-charmer-summit-design-for-success?format=md --- 1. [Blog](https://canonical.com/blog) 2. Article --- [Jorge O. Castro](https://canonical.com/blog/author/jorge "More about Jorge O. Castro") 23 February 2016 # Juju Charmer Summit: Design For Success --- Share the article This talk from Juju Charmer Summit 2015 provides a comprehensive introduction to the pieces that make Juju magic happen. We recommend that anyone interested in writing Charms or the process of charming watch this talk as, like Juju itself, it distills best practices into a repeatable formula for success. Topics covered in this video include the basics, the juju dictionary, charm structure, actions, configurations, and testing. Happy charming! [Get in touch Interested in running Ubuntu in your organization?](https://ubuntu.com/about/contact-us/form) ## Sign up for our newsletter Get the latest Canonical news and updates in your inbox. Work email: \*I agree to receive information about Canonical's products and services. By submitting this form, I confirm that I have read and agree to [Canonical's Privacy Policy](https://canonical.com/legal/dataprivacy). Sign up ## Share on --- ## Related posts [### Canonical joins the Open Secure AI Alliance](https://canonical.com/blog/open-secure-ai-alliance) Canonical is now part of the Open Secure AI Alliance, announced by NVIDIA with partners across cloud computing, cybersecurity, enterprise software, open source foundations, and... [Canonical](https://canonical.com/blog/author/canonical) 28 August 2026 [### Arduino® VENTUNO™ Q is available for pre-order with Ubuntu pre-installed](https://canonical.com/blog/arduino-ventuno-q-is-available-for-pre-order-with-ubuntu-pre-installed) London, UK – August 25, 2026 – Following our initial collaboration announcement in March 2026, Canonical and Arduino (a subsidiary of Qualcomm Technologies, Inc.) are excited... [Canonical](https://canonical.com/blog/author/canonical) 25 August 2026 [### Advantech AOM-2721 is now Ubuntu Certified](https://canonical.com/blog/advantech-aom-2721-ubuntu-certified) Canonical announces that the Advantech AOM-2721 is officially joining the list of Ubuntu Certified Hardware. [Mikhail Khazov](https://canonical.com/blog/author/khazov-m) 13 August 2026 [### Canonical integrates NVIDIA Nemotron 3.5 Lightning with Ubuntu for always-on AI agents](https://canonical.com/blog/nvidia-nemotron-3-5-lightning) Canonical is pleased to announce that NVIDIA’s newly introduced NVIDIA Nemotron 3.5 Lightning, an open, customizable model built for always-on AI agents, is now available on... [Canonical](https://canonical.com/blog/author/canonical) 11 August 2026