The Showdown
NotionvsCOG-second-brain
Why pay monthly fees for Notion when you can self-host COG-second-brain for free? Let's look at the facts.
VS
Notion
The Expensive Option
- Closed Source (Black box)
- Expensive monthly fees per user
- Data stored on their servers
WINNER
COG-second-brain
The Freedom Choice
- 100% Open Source Code
- Free forever (Self-hosted)
- You own your data completely
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10 people
150100200+
$
*Estimated standard pricing for Notion. Adjust if needed.
Estimated Annual Waste
$1,200
Monthly Burn Rate$100
5-Year Projection$6,000
Cost with Self-Hosted$0
Calculations based on 10 users at $10/mo.
Detailed Breakdown
0
Basic AI writing assistant
17 autonomous AI skills
1
Proprietary web editor
Cursor/Claude Code native
2
Single-tenant database
Multi-agent worker system