On Try: https://try.discourse.org/t/code-pen-onebox/1338 On Meta: https://codepen.io/cpradio/pen/JwjvyM Iframely seems to indicate that it should… [image] Generate Responsive Embed Codes via Iframely Get responsive embed codes for your YouTube, Vimeo or over 1900 others …

Yes, they are blocking us: [image] Embedding pens from CodePen feature I’m sure we can get it fixed. You hit our oEmbed endpoint manually, yes? What would the referrer look like? Is it potentially different on every site is running Discourse?

Sorry I thought we had this cleaned up. The firewall should allow UA’s that have “Discourse Forum Onebox” in them. That’s still the case yes?

That would be great! I do believe that’s the solution Discourse is after.

CodePen is no longer oneboxing?

Support

Falco (Falco) June 27, 2019, 5:55pm 2

Yes, they are blocking us:

Topic		Replies	Views
Embedding pens from CodePen Feature	67	16126	December 4, 2025
CodePen embed no longer working Support embedding , onebox	4	156	December 3, 2025
Specific site won't embed because it blocks unknown user agents Support	5	865	January 16, 2018
Embedded Links of my Discourse not showing up when links shared on discord Support embedding	18	481	December 17, 2024
Rich onebox stopped working Support onebox	7	1150	February 12, 2018

CodePen is no longer oneboxing?

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