Automatically Generate Text Sitemaps in Gatsby
When it comes to text‑based sitemaps in Gatsby, gatsby‑plugin‑sitemap falls short. Fortunately, it is straightforward to implement using Node.js and GraphQL.
Articles
Sitemaps
Sitemaps are simple discovery files, but they are only useful when they reflect the site that can actually be crawled. These articles look at generating and submitting them as part of SEO delivery, with an emphasis on keeping the output current rather than treating XML as a one‑off configuration task.
Automatically Generate Text Sitemaps in Gatsby. 
Automatically Submit Sitemaps to Google During Gatsby Build. Automatically Submit Sitemaps to Google During Gatsby Build
A historical Gatsby sitemap‑ping workflow, with a postscript explaining Google's retired endpoint and how to keep sitemaps discoverable.
Automatically Generate urllist.txt from sitemap.xml. Automatically Generate
urllist.txtfromsitemap.xmlUsing PHP it is quick and easy to automatically generate your urllist.txt sitemap from your sitemap.xml file (for example, using gatsby‑plugin‑sitemap).