> Portal Navigation: > > - Append `.md` to any URL under `https://dev.wix.com/docs/` to get its markdown version. > - Pages are either content pages (article or reference text) or menu pages (a list of links to child pages). > - To get a menu page, truncate any URL to a parent path and append `.md` (e.g. `https://dev.wix.com/docs/sdk.md`, `https://dev.wix.com/docs/sdk/core-modules.md`). > - Top-level index of all portals: https://dev.wix.com/docs/llms.txt > - Full concatenated docs: https://dev.wix.com/docs/llms-full.txt # [Build Apps](https://dev.wix.com/docs/api/get-menu-content?url=https%3A%2F%2Fdev.wix.com%2Fdocs%2Fbuild-apps&format=markdown.md) ## [Develop Your App](https://dev.wix.com/docs/build-apps/develop-your-app.md) ### [Extensions](https://dev.wix.com/docs/build-apps/develop-your-app/extensions.md) #### [Editor Extensions](https://dev.wix.com/docs/build-apps/develop-your-app/extensions/editor-extensions.md) - [About Editor Add-on Extensions](https://dev.wix.com/docs/build-apps/develop-your-app/extensions/editor-extensions/about-editor-add-on-extensions.md)