I built my own second brain software tool
Field notes on shipping fast, privacy-first, evergreen web products.
I built my own second brain software tool launched on December 21, 2021 with 41 votes, #958 of 2,707 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 4 years on.
In plain words
This is a personal knowledge management tool created by its developer to organize and retrieve information. It functions as a digital second brain, helping users capture, store, and access notes and ideas. The tool launched in late 2021 and is suitable for individuals who want to externalize their thinking and build a personalized repository of knowledge. It represents a solo creator's approach to solving the common problem of information management across multiple areas of life and work.
written from the facts on this page · September 2026
From the sources
I needed a good place for notes, so I built my own tool. If you want to give it a try you’ll find the project on Github in my X1 Repo . Ten years ago I used Dokuwiki for my website. I stored a lot of random notes there and I was productive using it. But, Dokuwiki seems to be getting long in the tooth and I’m writing most of my technical documentation in Markdown these days. My ideal tool is web based, minimalist, and plain text. I’d also like to keep a lot of notes that I don’t want to publish online. Maybe I’ve got a little bit of “not invented here” syndrome. In any case, I wanted to build a tool that will work for me. I’ve also got a dream of expanding the tool into a niche tool that…from joeldare.com
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Source: Show HN post ↗
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