404 Tombstone is a digital memorial for the projects, startups, and side hustles that didn’t quite make it.

It’s like ProductHunt, but for failed startups

Not everything makes it. Some projects die.

Why not give them a proper send-off?

Share what you built

Why it failed

What you learned


Because failure isn’t the end—it’s part of the journey.

By remembering these projects, we turn dead ends into stepping stones for others.