Alternatives

Products that do what Second Brain does

Your digital knowledge management system

1. 1
   Second Brain▲302

   The second brain that writes itself and build your tools

   2025 · second-brain-lac-ten.vercel.app

2. 2
   Second Mind▲103

   Organize your work & life and make progress on your goals

   2023

3. 3
   SECOND BRAIN 2.0▲111

   Get organized, get productive with Second Brain 2.0

   2023

4. 4
   Notion Second Brain▲405

   Organize your entire life with Notion

   2023

5. 5
   Findr: remember everything▲435

   Unlock infinite digital memory with your (AI) second brain

   2024

6. 6
   Second Brain for AI▲286

   Persistent memory for Claude, ChatGPT & Cursor. Free.

   May 2026 · github.com

7. 7
   Supreme Second Brain▲77

   Taking notes was never easier than now

   2022

8. 8IB
   I built my own second brain software tool▲41

   2021 · joeldare.com

9. 9
   Layer ▲1,002

   Brain-Inspired planner

   2024

10. 10
    Vortn▲164

    Your Company's AI Second Brain

    2025

11. 11
    myReach▲285

    Your second brain, powered by AI – ChatGPT for your things

    2023

12. 12
    Notion Second Brain▲10

    Second Brain – The Ultimate Productivity System

    2025

13. 13
    Your Second Brain, Built in Notion▲14

    Capture ideas, manage tasks, and organize your life

    2025

14. 14
    remio 2.0▲509

    Captures your work to build a searchable knowledge base

    Jan 2026 · remio.ai

15. 15
    Brain² by ClickUp▲204

    One AI that knows your entire company and acts on it

    Jun 2026 · clickup.com

16. 16
    Chatable▲107

    AI coaching models, the second brain of successful people

    2023

17. 17
    Eve.▲112

    AI powered second brain for Notion

    2023

18. 18
    Quivr - Second Brain▲150

    A generative AI powered second brain

    2023

19. 19
    Second Brain AI Beta▲8

    An AI-powered studying hub that covers all studying needs.

    2025

20. 20
    Saner.AI▲677

    Capture, find & develop ideas without manual organizing

    2024 · saner.ai

21. 21
    Second Brain for Mac and Windows▲247

    Give your team one AI memory. Keep your own private.

    Jul 2026 · thesecondbrain.dev

22. 22
    Second Brain by Hexact▲9

    Your local AI knowledge base

    Apr 2026 · brain.hexact.io

23. 23
    Ultimate Brain for Notion▲284

    Tasks, notes, projects, and PARA organization all in Notion

    2022

24. 24
    Systematic Brain▲84

    A complete second brain in Notion

    2023

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