> 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 # [Develop Websites](https://dev.wix.com/docs/api/get-menu-content?url=https%3A%2F%2Fdev.wix.com%2Fdocs%2Fdevelop-websites&format=markdown.md) ## [Articles](https://dev.wix.com/docs/develop-websites/articles.md) ### [Code Tutorials](https://dev.wix.com/docs/develop-websites/articles/code-tutorials.md) #### [Wix Forms](https://dev.wix.com/docs/develop-websites/articles/code-tutorials/wix-forms.md) - [Tutorial: Form Submission Service Plugin](https://dev.wix.com/docs/develop-websites/articles/code-tutorials/wix-forms/tutorial-form-submission-service-plugin.md)