Show HN: Download Hi-Res Public Domain Art, Posters and Illustrations
This is perhaps more reasonable for the community to troubleshoot, but do you know why there's no thumbnail showing up for tools like <a href="https://iframely.com/" rel="nofollow">https://iframely.com/</a> ? Over on lemmy I'd like to post more of these but the preview isn't working. <a href="https://dev.lemmy.ml/c/artworks" rel="nofollow">https://dev.lemmy.ml/c/artworks</a> I rate about a 0.1/10 at front-end knowledge so I poked a bit but couldn't quite figure it out.