# Launchpad > This is the documentation for Canonical Launchpad, an open source platform that > enables open source developers to collaborate with others to build and publish open > source software. 2026 CC-BY-SA, Canonical Ltd. ## Pages in this subsection - [Tutorials](https://ubuntu.com/docs/launchpad/developer/tutorials/index.html.md): Step-by-step tutorials to help you learn Launchpad development practices and workflows. - [Creating a new page in Launchpad](https://ubuntu.com/docs/launchpad/developer/tutorials/creating-a-page-in-launchpad/index.html.md): Step-by-step tutorial for adding custom pages in Launchpad. - [Building charms in Launchpad](https://ubuntu.com/docs/launchpad/developer/tutorials/building-charms-in-launchpad/index.html.md): Learn how to build charms in Launchpad for all Ubuntu architectures using Charmcraft and publish them to Charmhub efficiently. ## Optional - [Top-level llms.txt](https://ubuntu.com/docs/launchpad/llms.txt): Complete documentation index.