Hacker News Reader

<-- Yes!

Edit: Alas, it does not work on HN. Pity.

Where does this work?

Literally everywhere. HN just strips out emojis from posts, because they're obnoxious.

Unless, apparently, you're trying to post your sweet new email address. Honest question: if this takes off, do you think HN will stop stripping them?

No. Because

1) it won't take off 2) punycode 3) other reasons