Alternatives

Products that do what I built my own second brain software tool does

1. 1IB
   I Built An App to Teach Mind Control▲43

   2013 · buddhamindapp.com

2. 2IM
   I made a note-taking and mind-mapping hybrid▲13

   2016 · octopusnote.com

3. 3IB
   I built a task manager in the MacBook notch for my ADHD brain▲6

   Feb 2026 · notchable.com

4. 4BA
   Braindump, a simple note platform to organize your life▲91

   2015 · github.com

5. 5TI
   Today I Learned, tool I created to help me document things I learn▲15

   2020 · todayilearned.wiki

6. 6IM
   I made a mind map tool meant for large, detailed node hierarchies▲120

   jumproot.com

   2019 · jumproot.com

7. 7IM
   I made a free documentation tool▲77

   2021 · sidepage.co

8. 8AL
   A little knowledge portal I've been building▲72

   2016 · tuvalie.com

9. 9IB
   I built an online programming language▲67

   2021 · codigo.so

10. 10IM
    I made a tool that uses AI to turn my ADHD brain into a super power▲8

    I really struggle to keep my notes organised, and often can't make any sense of hand written notes after meetings. I did some experiments with Claude and ChatGPT where I blast random thoughts at them during a meeting or brainstorming session and then have them output a nice document that pulls it all together at the end. It worked incredibly well but it was a bit cumbersome to keep sending messages to the chat and telling the ai each time what to do. So I took the idea and built a tool, it makes it easy to throw random notes and voice recordings (images and document support on the way) and…

    2025 · scatternote.com

11. 11TM
    TimeForZen, my first "learning to code" solo project▲19

    2012 · timeforzen.com

12. 12IV
    I've created a tool to design sequence diagrams with my team▲29

    2020 · diagrams.menduz.com

13. 13IG
    I got tired of rebuilding tool integrations for AI agent,so I built 2LY▲6

    Oct 2025 · github.com

14. 14IW
    I wrote my first Neural Network▲6

    2017 · github.com

15. 15IW
    I wrote my own programming language to solve leetcode▲9

    2022 · github.com

16. 16IB
    I built a programming language for beginners▲25

    2020 · dip-lang.org

17. 17IB
    I Built an Autonomous AI Agent to Handle Your Repetitive Tasks▲5

    2025 · midsphere.ai

18. 18IB
    I built an 11-LLM consensus engine to detect AI hallucination▲6

    Jun 2026 · github.com

19. 19IW
    I wrote a toy functional programming language▲5

    2020 · github.com

20. 20IM
    I made an interface for creating art using different AI tools▲5

    2022 · getimg.ai

21. 21IJ
    I just launched Meta Trails a tool for the self taught developer▲12

    2014 · metatrails.com

22. 22IB
    I built an online programming language▲8

    2023 · lineone.dev

23. 23IB
    I built an AI agent to yell at me about my ADHD▲6

    Jun 2026 · 0xff.nu

24. 24IM
    I'm making an integrated learning tool, like Anki and Workflowy in one▲5

    2021 · learnobitforhn.firebaseapp.com

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