LOCAL-FIRST · PRIVACY-FIRST

864zeros — Your Data

Where your data lives — and where it does not.

local-first storage 12 product data-flows BYOK AI

Private-first storage (every product)

🔒 YOUR DEVICE — data stays here The extensionside-panel UI chrome.storage.localsettings · API keys 🔒 (never .sync) IndexedDByour captured data ✓ No ads ✓ No tracking ✓ No telemetry ✓ Works offline Nothing phones home. The extension only talks to your local storage — and, only if YOU enable them, the two opt-in destinations on the right. Your Google Drive (optional)drive.appdata — a hidden folder in YOUR Drive.Opt-in backup. You own it. opt-in AI provider (only if you enable AI)BYOK — your key, direct to the provider.Only anonymized {title, text}. No account, no cookies. 864zeros servers❌ never store your data, keys, or content.Nothing flows here — by architecture (RULE-007).

Verifiable, not a promise: your data lives in your browser's local storage. The only ways anything leaves are the two opt-in destinations you control — your own Drive, your own AI key. 864zeros servers store nothing (RULE-007).

Per-product data flow (12)

For each product: exactly what is captured, where it is stored, and whether anything leaves your device — and why.

Chronicle

Your AI chats never leave this browser. Chronicle reads the conversation on your screen at Gemini, Claude, and ChatGPT and stores it in a local database — no server, nothing transmitted, ever.

🔒 on your device Your Gemini / Claude / ChatGPT tab SOURCE the conversation already on your s Content script reads the chat DOM PROCESS reads visible messages only; no co Service worker records the exchange PROCESS in-browser message routing; nothin Store in local database STORE IndexedDB in this browser only Search, star & filter PROCESS runs entirely against the local da Export Markdown / Liberate JSON STORE local Blob download to your Downlo

AutoOrganize

Your library stays on device. The only thing that ever leaves is an anonymous artist-name lookup to MusicBrainz (to fetch a genre) — nothing else.

🔒 on your device🔒 on your device Your YTM tab SOURCE your own signed-in session Read Liked songs PROCESS no cookie/password read Cache library STORE IndexedDB, local only Genre lookup: artist → musicbrainz.org PROCESS · LEAVES DEVICE artist name only, to fetch a genre Group into genre playlists PROCESS Review on device PROCESS Create playlists in your YTM STORE your own account; Google syncs

ClipBoard — AI Summary

The AI summary sends only anonymized {title, text} to the 864z proxy — never your account, cookies, or keys. Everything else stays local.

🔒 on your device🔒 on your device Clip SOURCE Redact PII PROCESS anonymizer brick 864z AI proxy EXTERNAL · LEAVES DEVICE anonymized only; no-log Summary → IndexedDB STORE

DataNap

Everything stays on your device. DataNap has no server and makes no network calls — nothing you vault or sleep ever leaves this browser.

🔒 on your device Your open tabs SOURCE read via chrome.tabs, in your own Capture scroll position PROCESS content script reads window.scroll Vault tab metadata STORE IndexedDB, local only Session groups + settings STORE chrome.storage.local Deep Sleep idle tabs PROCESS chrome.tabs.discard — native, ~95% Restore tab + scroll PROCESS reopen from vault, scroll back to Import from OneTab PROCESS paste text export, parsed in-brows Trust Vault backup STORE Markdown/JSON to your local Downlo

LinkLater

Saves the link + your note (not a copy of the page). Local only.

🔒 on your device Current tab SOURCE Read {url,title} PROCESS chrome.storage.local STORE link+note+tags

VaultPilot

Web → your Obsidian / Logseq / Capacities vault. Nothing leaves your device.

🔒 on your device Web page SOURCE Capture PROCESS content script Markdown convert PROCESS 864z-metadata IndexedDB (staged) STORE Your vault SINK File System Access

Focus Note

Everything stays on your device. Focus Note has no server and makes no network calls — nothing you type ever leaves this browser.

🔒 on your device Type a note in the side panel SOURCE no tabs read, no page access Auto-title from first words PROCESS Save note STORE chrome.storage.local, this browser Copy all to clipboard PROCESS optional; your clipboard Download as .txt STORE optional; saved to your device to Auto-clear after 24 hours PROCESS ephemeral by design; download firs

Focus Wall

Everything you write stays in this browser. Focus Wall has no server and makes no network calls — nothing ever leaves your device.

🔒 on your device Type a note in the side panel SOURCE your own text, in the input bar Save as a color-coded sticky PROCESS up to 10 stickies Store notes STORE chrome.storage.local, local only Arrange on the cork board PROCESS drag stickies; positions saved loc Auto-clear after 24 hours PROCESS expired notes removed from local s Copy all / Download .txt STORE to your clipboard or your own Down

Signal2Noise

Everything stays on your device. Signal2Noise has no server and makes no network calls — nothing you write ever leaves this browser.

🔒 on your device Type today's signal SOURCE your own typed notes; no page or b Save signal PROCESS trimmed and added to your list Store signals STORE chrome.storage.local, this browser Mark 2–4 priorities PROCESS shown as one pill at the top Signal-to-noise ratio STORE saved as a local preference Copy all PROCESS plain text to your clipboard Download .txt STORE plain file to your Downloads folde Trust Vault backup ($2.99) STORE portable Markdown to your Download

Time2Focus

Everything stays on your device. Time2Focus has no server and sends nothing anywhere — not your focus topic, not your settings, not your timers.

🔒 on your device Type your focus topic SOURCE text you enter in the side panel Pick a time (5/10/25/50) SOURCE one tap starts the countdown Run countdown PROCESS chrome.alarms in the background — Save topic & settings STORE chrome.storage.local only Alert when time's up PROCESS local sound, panel color pulse, op Trust Vault backup ($2.99, optional) STORE exports a portable file to your ow

TuneOut2FocusIn

Everything runs on your device. The sounds are bundled locally and your preferences stay in this browser — nothing is streamed, uploaded, or tracked. Nothing ever leaves the device.

🔒 on your device Pick a sound + volume SOURCE in the Chrome side panel Bundled audio file SOURCE white / gray / brown noise or rain Play in offscreen document PROCESS local <audio> element; no streamin Save preferences STORE chrome.storage.local only Data Backup (optional, $2.99) STORE export/import settings as a local

Who Is Watching

The extension observes locally and sends nothing. It reads the trackers a page already loads — the page's own requests and cookies — recognizes them on your device, and stores what it finds in this browser only.

🔒 on your device The page you're on SOURCE the trackers it loads are the site Scan page scripts & globals PROCESS content script, isolated world Watch the page's own requests & cookies PROCESS page-context hook, read-only; the Recognize known vendors & the IDs they set PROCESS matched against a local vendor lis Store detections STORE IndexedDB, local only — nothing up Show in the side panel PROCESS vendor map, timeline, identity gra Export HTML / Markdown report STORE only if you choose; saved to your

864zeros LLC · radical transparency · verifiable proof, calibrated detail · 2026-09-09 · the diagrams are generated from the same registries our products are built from (code wins).