Abigail. private memory for every AI
Abigail, a warm librarian in glasses and a cream cardigan at her reference desk — green banker's lamp, a nameplate reading ABIGAIL, books in hand, tall library shelves and a second-floor gallery behind her open any AI — she picks up where you left off
Download for Windows

Mac · Apple silicon / Mac · Intel

Free. No account, nothing to sign up for. Windows 10/11 or macOS 11+.
Windows is signed as Mediagato LLC; Mac isn't stamped by Apple yet — one extra click the first time, explained below.

The browser extension is a separate, optional piece. On its own the app reaches Claude Desktop (say "remember that…"). To have her work in a browser tab — ChatGPT, Claude, Gemini and the rest — add the Chrome extension; it needs the app running. It's on the Chrome Web Store only: no Firefox or Safari version yet.

Every AI you open treats you like a stranger — so you explain yourself again and again. Abigail remembers, and hands it back wherever you go next: ChatGPT, Claude, anywhere. Leave her alone a while and she'll group what belongs together onto shelves of her own — then tell you what she noticed.

Tell ChatGPT on Tuesday that you teach year four and Marcus needs everything read aloud. Open Claude on Friday, ask it to plan a lesson — Abigail has already passed along the note. You never said it twice.

Set up for thirteen AI sites — Claude · ChatGPT · Gemini · Mistral · Meta AI · Perplexity · Copilot · Grok · DeepSeek · Google AI Studio · Poe · T3 Chat · Qwen, plus any AI server you add yourself. We checked the live pages and found a working chat box on twelve of them; DeepSeek hasn't been confirmed yet.

She works for you and no one else — no account, no cloud, nobody she reports to. Your shelves stay in your house, because that's the only place they exist. Exactly what she reads, and what she never sends →

On a Mac, her first opening takes one extra click

The Windows installer is signed as Mediagato LLC, so it opens straight away. On a Mac she isn't yet — Apple's stamp is a separate piece of paperwork we haven't finished — so macOS will stop her the very first time and say it can't check who made her. It's the standard warning for a small workshop, not a verdict on her.

  1. Drag Abigail into your Applications folder as usual.
  2. Right-click her there — Control-click works too — and choose Open.
  3. Click Open once more in the dialog. That's it; from then on she opens with a double-click like anything else.

On macOS 15 Sequoia, or if right-click didn't take: double-click her, click Done on the warning, then go to System Settings → Privacy & Security, scroll down to the line saying Abigail was blocked, and choose Open Anyway.

Found her at $11.11 — make a wish.

Abigail's free, and her core always will be. This is something else — a founding shelf: twenty places, $11.11 once.

What Pro includes

Today: your place on the shelf, and a signed key that checks on your own machine and never contacts us. Nothing in the app is locked today — the free core is the same either way — so right now the key secures your place, not a feature.

Planned, not built yet: the Listener, which sits in on a meeting you invite her to and files what was said as memory (it isn't in Abigail yet). No dates promised. Founding members get every Pro feature that arrives, free, forever.

Secure payment via PayPal. Your key appears here and arrives by email. Questions? [email protected]

ON YOUR SHELF /NO CLOUD /FREE /EVERY AI · WINDOWS & MAC /PRIVACY /SUPPORT /by MEDiAGATO
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