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ChronexioBROWSE. ORGANIZE. THINK SMART.
BROWSE. ORGANIZE. THINK SMART.

Your private browser workspace, powered by local AI

Chronexio transforms daily web browsing into an organized personal knowledge base. Take contextual notes, track productivity metrics, and manage tasks—stored safely on your device with Google Drive backup.

On-Device Private AI In-Page Notes & Tasks Google Drive Cloud Backup 100% Offline Capable
Interactive Tour

How Chronexio looks in your browser

Chronexio doesn't take over your tab. It floats as an in-page workspace modal right on top of whatever webpage you're currently browsing.

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Software Engineering
Workspace & In-Page Notes
Built For Everyday Browsing

Real solutions for your daily browsing chaos

Stop losing open tabs, copy-pasting notes into external apps, and drowning in search history. Chronexio turns every webpage into a personal workspace.

Instant Capture

Highlight-to-Capture Speed Dial

Select text on any webpage to immediately append it to your page note or create a to-do—without opening sidebars or switching apps.

“// OAuth 2.0 PKCE state verification”
Take Note
Make Task
1-Click
Tab Overload Fix

Close Tabs with Confidence

Stop hoarding 50 tabs you promise to read later. Schedule an alert in two clicks, close the tab, and let desktop alerts reopen it when ready.

Follow up on PR #42
Today, 4:00 PM

Desktop notification will reopen page with notes intact.

Related Pages

Domain-Wide Research Trail

Navigating complex documentation or GitHub? Chronexio automatically surfaces a carousel of every page you visited under that domain.

docs.stripe.comRelated (4)
/webhooks (Note)/tokens (Task)/api-keys
Contextual Memory

URL Memory & Task Badges

Revisit any staging link or client dashboard weeks later. A draggable launcher shows pending tasks and your notes greet you right on the URL.

Page Checklist2 Pending
Test authentication flow
Verify production webhook triggers
Zero Clutter

Noise-Free Search & History

Automatically filters out transient Google query noise, while providing instant SQLite search across handwritten notes, tasks, and sites.

Google SearchUntracked (Noise Filtered)
“auth refresh token” → 2 notes found
100% Local AI

1-Click AI Summaries & Tasks

Turn long articles and documentation into key takeaways and actionable checklists in seconds—processed 100% on your device with zero cloud data transfer.

Generate Notes⚡ Extract Tasks

Private on-device model. Zero subscription, zero cloud data transfer.

Direct Cloud Backup

Cloud backup without compromising privacy

Most productivity extensions upload your data to proprietary company databases where it can be inspected, analyzed, or leaked. Chronexio takes the opposite approach: optional backup that syncs directly between your browser and your private Google Drive.

Dedicated Application Folder

Isolated storage built directly into Google Drive

Chronexio connects directly to its own isolated application folder inside your Google Drive. Your notes, to-dos, and settings stay safely stored in your personal cloud without ever touching our servers.

Browsing History Stays Strictly Offline

Only your explicitly saved workspaces, notes, tasks, and settings sync. Your web browsing history never leaves your device.

Direct Browser-to-Google Transfer

Sync runs directly from your browser to official Google APIs over secure HTTPS. We operate zero intermediary relay servers.

Instant Revocation & One-Click Purge

Wipe local and cloud backups instantly from the extension settings, or revoke access anytime through Google Account Security.

Direct ArchitectureDirect HTTPS Transport

Your Browser

Local Device Process

Client Storage
Wasm SQLite Engine
Private Notes & Tasks
On-Device AI
History Stays Local
Direct Google Drive API (HTTPS)

Your Google Drive

Dedicated App Storage

Personal Cloud
Multi-Device Sync
Auto Background Sync
Dedicated App Folder
Full Data Ownership
No Company Relay Servers
100% Peer-to-Cloud
Privacy By Architecture, Not Just Policy

How Chronexio compares to traditional extensions

Privacy isn’t an afterthought—it is the foundational constraint that guided every architectural decision.

Capability / Policy
Chronexio (Local-First)
Typical Cloud Extensions
Core Data Storage
Stored locally on your device (zero company databases)
Uploaded to vendor cloud servers
AI Model Processing
100% on-device via Chrome Gemini Nano
Page text sent to 3rd-party cloud AI APIs
Browsing History & Metrics
Strictly local-only (never leaves machine)
Uploaded and aggregated for telemetry
Cloud Backup Storage
Direct to your private Google Drive AppData folder
Stored in vendor-owned multi-tenant databases
Drive Access Scope
Restricted drive.appdata (zero access to your files)
Broad drive scopes or proprietary cloud lock-in
URL Sensitive Param Stripping
Auto-removes tokens, passwords, and OAuth credentials
Raw full URLs often logged as-is
Data Deletion Control
Immediate, permanent local & cloud purge button
Complex deletion tickets or retention grace periods

Frequently Asked Questions

Clear, honest answers about privacy, Google Drive integration, and on-device AI.

No. Chronexio is built on a local-first architecture. All your browsing analytics, visit counts, and rich-text notes are saved directly inside your browser on your own device. We do not operate any tracking servers, and your browsing history is never uploaded to the cloud.
Start Organizing Your Web Today

Supercharge your browsing with local privacy

Install Chronexio today and experience private on-device AI notes, intelligent workspace organization, and secure SQLite persistence.

Compatible with Google Chrome and modern Chromium browsers supporting Manifest V3 and OPFS.