When using GitBook for reading code documentation, it's quite glaring to be forced to switch to a bright screen when going back and forth between a code editor (usually dark) and the documentation. I made a quick mockup of what it could look like. This could come as a dark mode toggle on the user end, as an option for the book editors, or in the form of further style customisations that allow something like this to be done.
Search and replace
I would be missing the option to find and replace. I find it especially useful when I need to replace names with new values.
OR periodical prompts to manually save the page you're working on
Import and sync with Swagger files
Would be nice to have the ability to import a swagger file (OpenAPI specification) to automatically generate the API documentation.
Hide GitBook trademark "Powered by GitBook"
The trademark visible to visitors of a GitBook space could be hidden as an option. This option would probably be reserved to non-free plans.
It would be great to be able to edit a space while offline. For example, using a desktop app. The legacy desktop Editor app allowed to edit your content while offline. This is no longer possible, unless you're using the GitHub synchronization and you are manually editing your git repository clone locally. Related topics: Offline access https://docs.gitbook.com/what-is-new/important-differences#desktop-app Desktop app https://docs.gitbook.com/what-is-new/important-differences#desktop-app
Currently an image covers the whole width. Instead let the user control the image's width and allow them to arrange in grid.
Action to duplicate pages
Very useful, if you've many api methods to clone pages and change the parameters.
The ability to customize the embed of its documentation
To be able to customize the image, and the presentation of the embed of its documentation