Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
When you post a link from Stack Exchange into the chatbox using HTTPS, the link does not onebox. However, if you change the link to HTTP, it works. See the screenshot below:
HTTPS URLs should onebox, too.
5 years, 6 months ago