How does HelixNotes store notes as plain Markdown files on your disk?

Updated

HelixNotes stores every note as a plain .md file in a local folder on your own disk — the app calls this folder a "vault." There is no HelixNotes cloud and no account to create, so the files stay on your machine and remain readable with ordinary tools like cat. This applies to the desktop, Android, iPhone, and iPad versions, which all open the same Markdown vault.

What "plain Markdown on your disk" actually means

The editor is WYSIWYG, but what it writes is standard Markdown text. You can open the same file in any text editor or terminal and read it directly — the site's own framing is that you can read your notes "with cat." A source mode is also available when you want to see or edit the raw text.

Because the notes are just files:

  • They are not locked inside a proprietary database or export format.
  • You can move, copy, back up, or version them with whatever tools you already use.
  • The app is a viewer/editor on top of the files, not the owner of them.

Where the files live and how sync works

Notes live in a vault folder you choose on your device. HelixNotes does not run a hosted workspace, so there is no server-side copy of your notes unless you create one.

Sync is deliberately left to you:

  • Optional WebDAV sync to your own server is built in.
  • Any other file-sync method (your own cloud drive, Git, rsync, etc.) works because the vault is just a folder of .md files.
  • The site's phrasing is "Sync them your way, or don't" — syncing is a choice, not a requirement.

Data safety features built around the files

Since the files are the source of truth, HelixNotes adds safety layers on top of them rather than replacing them:

Feature What it does
Version history with diffs Tracks changes so you can compare versions
Automatic backups Creates backups without you triggering them manually
Plain .md format Lets you recover or read notes outside the app at any time

What HelixNotes is not

It is not a hosted workspace or a team collaboration suite. There is no HelixNotes cloud and no account to create. That is the tradeoff: you get full ownership of plain files, but you also own the responsibility for syncing and backing them up your way.

Practical implications

  • Portability: You can leave the app and still have all your notes.
  • Interoperability: The site notes an Obsidian import and an external .md viewer, so files move between Markdown tools.
  • Control: Sync destination, backup method, and storage location are all your decisions.

If your priority is owning your notes as readable files rather than renting space in someone's cloud, HelixNotes is built around exactly that model. If you need a shared team workspace with a hosted backend, it is explicitly not that.