data/blog/my-fancy-title.md

@@ -0,0 +1,10 @@
+---
+title: My fancy title
+date: '2021-01-31'
+tags: ['hello']
+draft: true
+summary:
+images: []
+---
+
+Draft post which should not display

lib/tags.js

@@ -13,7 +13,7 @@ export async function getAllTags(type) {
   files.forEach((file) => {
     const source = fs.readFileSync(path.join(root, 'data', type, file), 'utf8')
     const { data } = matter(source)
-    if (data.tags) {
+    if (data.tags && data.draft !== true) {
       data.tags.forEach((tag) => {
         const formattedTag = kebabCase(tag)
         if (formattedTag in tagCount) {

pages/tags/[tag].js

@@ -38,7 +38,7 @@ export async function getStaticProps({ params }) {
   return { props: { posts: filteredPosts, tag: params.tag } }
 }
 
-export default function Blog({ posts, tag }) {
+export default function Tag({ posts, tag }) {
   // Capitalize first letter and convert space to dash
   const title = tag[0].toUpperCase() + tag.split(' ').join('-').slice(1)
   return (