We launched FileKit on Hacker News and it got to the first page!
It took us several attempts to get there, though. Here's what we learned:
You need a catchy title. If you don't have a catchy title, no-one will
click the link.
If you mention encryption in the browser, Hacker News readers will
complain about the safety of code in the browser in general, and
to adress those comments,
and we are writing an article about it for the future.
Don't hesitate to submit multiple times in the same week if you have to