# GitHub folder preview not showing up

**URL:** https://meta.discourse.org/t/github-folder-preview-not-showing-up/278265
**Category:** Bug
**Tags:** onebox
**Created:** [September 8, 2023, 7:59am UTC](https://meta.discourse.org/t/github-folder-preview-not-showing-up/278265 "2023-09-08T07:59:02Z")
**Posts on this page:** 1
**Page:** 1

<div class="post-metadata">

### Author: ![dlwlrma](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/dlwlrma/32/325570_2.png) [@dlwlrma](https://meta.discourse.org/u/dlwlrma)
#### Post date: [September 8, 2023, 7:59am UTC](https://meta.discourse.org/t/github-folder-preview-not-showing-up/278265/1 "2023-09-08T07:59:02Z")

</div>

`https://github.com/discourse/discourse/tree/main/lib/onebox`

> **[discourse/lib/onebox at main · discourse/discourse](https://github.com/discourse/discourse/tree/main/lib/onebox)**
>
> main/lib/onebox

`https://github.com/blackmatrix7/ios_rule_script/tree/master/script/bilibili`  
[https://github.com/blackmatrix7/ios\_rule\_script/tree/master/script/bilibili](https://github.com/blackmatrix7/ios_rule_script/tree/master/script/bilibili)

Is this expected?  
I found that the response is a bit different for these urls compared to urls like `https://github.com/discourse/discourse/tree/main`

Also checked through [debug.iframely.com](http://debug.iframely.com) by reading this post:  
[Github onebox broken for some link types](https://meta.discourse.org/t/github-onebox-broken-for-some-link-types/57587)

> **[Iframely URL Debugger - Open Graph, Twitter Cards, oEmbed](https://debug.iframely.com/?uri=https%3A%2F%2Fgithub.com%2Fdiscourse%2Fdiscourse%2Ftree%2Fmain%2Flib%2Fonebox)**
>
> Check your URL against Open Graph, Twitter Cards, oEmbed specs. See what other apps see.