This is a submission for the Hacktoberfest Open-Source AI Challenge Week 4: Ghost in the Machine

EchoVault: Some Memories Refuse to Disappear

What if the voices of yesterday could still answer the questions of tomorrow?

A voice recording is more than a collection of sounds. It can hold a grandparent's stories, a forgotten family tradition, the name of a place, or a moment that deserves to be remembered.

But memories are fragile.

Recordings get buried in folders. Important details become difficult to find. Stories that once brought people together can slowly fade into silence.

I started thinking about one possibility:

What if we could preserve these voices, organize their stories, and make them searchable without allowing AI to rewrite what was actually said?

That question became EchoVault .

What I Built

EchoVault is a local-first AI memory vault that transforms family voice recordings into searchable, structured memories.

Instead of simply storing audio, it uses AI to identify meaningful details…