Your spare brain,
one click away.
Turn every tab into a neuron. Capture, search, and connect ideas across the web — then sync with Google Workspace and your cognitive mesh.
Pre-release build · requires Developer mode · Chromium browsers supported
2ndBrain
Link Saver · v2.3.2
Quick capture
Save this tab · link to quarterly plan · mesh at human brain speed…
One-click capture
Save any tab as a neuron — Scout handles the rest.
Neural mesh
See how today’s read connects to last week’s note.
Google Workspace
Sign in with Workspace. Sync across tabs and devices.
Rich context
Titles, summaries, and synapses — not just bookmarks.
Install in about 2 minutes
Not in the Chrome Web Store yet — load unpacked once, then pin the toolbar icon.
- 1
Download the extension
Grab v2.3.2 — the latest build with Google sign-in and mesh preview.
Download v2.3.2 - 2
Open Chrome Extensions
Go to chrome://extensions/ in Chrome or Brave.
chrome://extensions/ - 3
Enable Developer mode
Toggle Developer mode in the top-right corner of the extensions page.
- 4
Load unpacked
Unzip the download, click “Load unpacked”, and select the extracted folder.
- 5
Sign in with Google
Click the 2ndBrain icon in your toolbar and connect your Google Workspace account.
Uses production API at api.2ndbra.in