> For the complete documentation index, see [llms.txt](https://code-for-philly.gitbook.io/chime/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://code-for-philly.gitbook.io/chime/open-source/making-your-own-chime-app/editing-the-app.md).

# Maintaining the App

### Sync your fork

It is likely that we will be making changes to the app! If you want to keep your version in line with ours, you will need to [sync your fork](https://help.github.com/en/github/getting-started-with-github/fork-a-repo#keep-your-fork-synced).